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pvm IBM LOCAL - medidas
10
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IN-UDP
IN-TCP
RAW-UDP
RAW-TCP
XDR-UDP
XDR-TCP
8
vazao [bytes/uS]
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4
3
2
1
0
16
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pl
32
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1k 1.52k 4k
tamanho msgm
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> 5&,C5& 58M',,C5&5+!0BC58,5 58,9B+}- ' 5& , V > C 587958r8 58NB79558,9,,%&7#!,58,9B+- 58+,j79}\
BC[& %,C > 79B585&NB > , 5&,}'^ 58, V , 658,C'^ 58M, 5&0BC7C5 U %?NA0B58, OQTU %?NA0B5&, 7
'75<M 5& 7 b! !p r8 > +!,*&7#! ,:%;_\ 5@; =< \ 5 - > 5 } 5&+, PN] > !!p '?MB > +, &7#! , :%%;T\ (* 5 ; =< \ (* V
* 8 + !7! 58NB795 68,B > M 7CJ858,9,658NBC > 8' 8 ! p"%$ 58 795' 6
&'! J ,9[/05 B5&,#+ Z]7 ' 5 r'^ M7 ]JVO^T67 ,9B7C ! p > 5 O'VWU'Z[OQ` ?NA0B5&,xL!E=G
+&'M p"@$ \ 5! p > 5 UMV_TaRNPNZ ?NA0B58,L!E=G +8! J ,9[/05 B58,
&' 7 !,5&,}'^ 58, > 5 SNT %?NA0B58, V #,Bx > C 587C5&r 795' 7958,958NBx 8M,9B > 8'+
> 8'M 8 #"%$ 5&'7C7958,U ' > 5@ B7C,# 5&7 5& 8 > 658,C'^ 58 > B7C5. -
!U"$%.Nb2%B% ( !#"
+ !7 { "6+.N ( $ > p"@$ 7 5 > 58,B5,+ 7C6B7C5. !+BHB+YWG- ( !#" V
pvm P75 LOCAL - medidas
5.0
4.5
IN-UDP
IN-TCP
RAW-UDP
RAW-TCP
XDR-UDP
XDR-TCP
vazao [bytes/uS]
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
16
v ^t d l ' mn gi gis
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
giu Nq Jd%wq^st0uJvjwxdMwy dz q wq^s {=} c o#{g {=}
{
h q'wxdQh { l
,&7#!, > 5 !p! > 8! p"%$ \ (* 5 p"%$ \ J++!, .- /0 ,
32 $ 7
&' ',B7C r^'M7 ][VWT'T7 7958,C5&NBx &' '7Bx658NB,,C5&5+!0BC58, ,1&7#!, > 5 }p
> ^'7C ][VWT[O'V ,@65 > '5&,5 5 B+ > ,@8' '7C > 5 5& +!8B5&NB B) }7C5&,C58NB
> 5&,C5& 58 M',68 > , 'MBC7,O 7C, > 5 5& +!8B5&NB V 58NBNB 7 ',O!'7C5&, +[B+ 8'6 8'NBC58858' .- /0 Z']JV !p! > 8! #"%$ \ (* +!7
pvm IBM - medidas
1.25
IN-UDP
IN-TCP
RAW-UDP
RAW-TCP
XDR-UDP
XDR-TCP
vazao [bytes/uS]
1.0
0.75
0.5
0.25
0
16
v ^t d l 'n 32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
gi3gis giu Nq 0d@wq^st0u0vbwxdMwy dz q|wq^s{~} c op{ g {=}
{
u0dQsQd
t0vju0dQp p l
- '?M,C587! > + Z']7 ,&7#!, > 5j!p! > , 65 > '5&, 5. 5&BC+ > , + 32 $
M7C58,958NBx! 8'79Bx!5&0BC', ,C5&5+NBC58,*5 }5&+,* 79BJ8 ,C > M79B585&NB > ,
658,C ^'5&, 5|- /05@+5&8 , 87!, > 5!p! '?MB > , V
! p!|.3- [ %!BC ^' > +|8'M 8 p"@$ 8' +,658,C^'5&, > 51B !
> 5 O^T!U %?NA0B58,45 - > 5 X[V_Z`']S ?0A0BC58,xLaE=G V 7C5&,C,C56658,C6 Bx > 5 658,C^'5& 7 j}p
!BC ^ > 8' BC7MU, '79BC5 (* 5 - > 5 O'VYX'XR0Z ?NA0B5&,xL!EHG V #- 58 &'+7 , 65 > 9 58,
5. 5&B > , ', , 7 q
! p!+ &'M #"%$ 8' (* 5 - 7C!B658NB5 658,9 |+,
658,C ^'5&, > 5 O^TU %?0A0BC58, > 5%Bx V
][VYU
'M dH[8 &' p"@$
# ,9B,C5J %6',9BC7*5 > ,98MBC51, 5 > 9! '58,p5. 5&BC+ > , > 8! p"@$ &' (* 5 0|.- /0+ Z] 5*0 @.- /0 +%
32 $ V 8! @8' p"@$ 58 .- /0 , J,
BC58) + > > 5 > 5%,9B7C7 &,9BC > bM7CJ858,9,658NBC > p"@$ ,958 + 5& 8 > 7C5 > 5 V
r]^'7C ]JV_T[O 6',9BC7,687!, > 5 !p! > 4&'M p"@$ \ (* 5 p"%$ \ 06.- /0+ Z] +7C!,*BC7 58 a, '7C, > 5|58
+&Bx!5&0BC > ,658M,^'5&, V ,65 > 9 58,
.5 5&B > ,+ !- /JM + Z'] ,9B7C /05 7 8'NBC7+- 79 > ,65 > '5&,4.5 5&BC+ > ,5&0BC7C5
.- /0 , 7 '7C > 5 58
+&Bx!5&0BC +M58& + ! p > 8! 8' #"%$ V
B >
5 79BJ8 > 5%B7CU, '7B5@, > '5 #"%$ B? 5&- ) +58M8 +
! p! V
, !, > q
5 ! p! &' '79 > 5 58
+8!Bx658NB B) ,8! ,*/05 7958,958NBx 7
Z'] 8, ,9B7C > , + r^7 ][VbOQ`7 58M/JNB /05 ,*5 > 9! '58,*5 5 B+ > ,
32 $ ;G PX'X'X
,& ' ,B7C > ,1+ r]^'7 ]JV_TX[V
pvm P75 - medidas
1.25
IN-UDP
IN-TCP
RAW-UDP
RAW-TCP
XDR-UDP
XDR-TCP
vazao [bytes/uS]
1.0
0.75
0.5
0.25
0
16
ev ^t d
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
ljm n gi gis Mgiu Nq 0d@wq^st0u0vjwxdMwy dz q wq^s{=} c op{g{=}
{
uJdQsQd
t0vju0dQ#{ l
&'NB7- 7C > /JM5,95 > 5879 58,#5&77 7 , &7#!, > 5 !p! > , 5 > 9! '58, 5. 5&B > ,
M7C58,958NBx! &' '7Bx658NB,,95865'NB58, +7C , B7 5& , '79 , > 558+8!Bx658NB V ,95 7 B5& > 579[&58,C,C658NB|^N,B 58 > j '79 > 5 58+8!Bx658NB e +M58& +!,6 !, > |
5 !p4'?MBC > !, + Z']JV 458NBNB 7 8'6 - 5< 8 > NB5&7C 7C658NB5 7 BC58
> 5 79[&58,9,658NB ^',9BC > 5 &'7 > 8 BC > 5j7C!BJ8 > 5B7!,U '79BC5 ,C > +5&8 > 5|5& 7C,C ^ 8!BC ! > 58,958
5& > 6&'M p"@$ V
,65 > '5&,5 5 B+ > ,18 q
7C > 55& +!8B5&NB ) ' '?,C5&7#! > /05@&7#!
>
5 ! p! > 8'M 8 p"@$ 8)(* 7958,958NBx &'
'7Bx658NBC 8',BxNBC5 V
, ! p!'58,|5 > > ,%',C& 7 aB > 5&BC58&B > + &'M |
,
J [ > V ',98] ! + 8M#7 ! > 5 ! p!
3_ \ (* > 8' 8 ! p"%$ > 56,C5&7 > 5887C7C5&NB5 > 5 M7C'? 58, > 5
58658NBx > p"@$ ' > dH 0 V G[ ^'5&7C.5 \ ,C5|)5&,9B > , > 5&B > > 6H- > ] ^' > p"@$ 5 > dH 0 |+!7 > 5&BC58 Bx7,1!,, > 7C? 5& V
> '?7C > 8! &' #"%$ \ (* V ,9BC [&'7C795 '79/JM5% 8! p"@$ \ 5 5&Bx !BC7[58- , > ', R sN { % > p"%$ V %, R sN { % ,867C5&,U ',+3- '58, '7^N7CNB7 60BC5'^'79 > > 5
> , > > ,B7CJ > ', 7 ,C,C '79 ! '58, > 580BC7C5,C?7C5 ,%658M,^'5&,%7C5&85&? > !,%,8
B? 5&- BC7CJ > , V ,C,9 7 > 5 87 > &' ',- 65879',}7C5&,C58NB > ',%+(r? 5' ][VWT7 ,\
'79 '5&, > 5180BC7C 51,8@7958U, ',}- '5& , '7#5 Bx > 5 > ',/0+ > 79',#5 5 BC!5&0BC5B7C,C6BC > ,
5@7C5&85&? > ,*M65&9 [5@795885&? 658NBC > !,15&, ^58,!B[5 - OQ]X'X ?NAJBC58, V
(rM
> 6,U^ V
OQP
SNT
PR
O^T!U
T']!P
][OQT
OQXNTaR
O^]XX
TXR'U
RNX'`P
UMOQ`'T
OQP'S'U!R
SNT'ZPU
PN]']SP
OQSMOQXNZT
cedfMgihbd l n 0t s%g 3q Ng
t0d q^
(*
B7C,C V
OQP'S'`'T
UNTX'X
ROQX'S
TXN]']
OQX'SNT
][OQ`
TPNT
SN]U
TPNT
T'ZS
TPNT
TSR
T!RNP
T!R0T
T!RNX
7C58&58? V
OQP'S'`'X
UMOQ`NZ
ROQXMO
TXN]S
OQX'S'X
][O^Z
TP'X
SN]P
TP'X
T'Z[O
TPMO
TSMO
T!RO
T!RNX
TSN]
B7C,C V 7C5&858? V
SNT'Z'Z!S
NS T'Z'Z!S
OQP'S'UU
QO P'S'UU
UMOQ`NZ
UMQO `NZ
RNX'`'P
RNX''` P
TXRNU
TXRNU
OQXNT!R
OQXNT!R
][OQS
][OQS
]'TU
]'TU
S'UR
S'UR
S'UR
S'UR
SNTX
SNTX
TU'U
TU'U
T'Z'T
T'Z'T
TPR
TPR
TP'X
TP'X
Ng 9uNg Jd d@wq^u0gMzqQgi {~} cop{g { { l
,95'^'M 7 7 !,5 > 9! '58, > 8' 8 ! #"%$ 8' , B7 58 , '79 !, > 5 5& +!8B5&NB
5. 5&B > , +,~ - /0+, Z'] 5 32 $ ,&6',9BC7 > , V .'? 5 B] > 5&,C,!,p5 > 9! '58,%5 - 8'+7C7
&,9BC 8'
MB8'+ ~5 + 5& 8 /05 , 7C, > 5 58+8!Bx658NBB 58 + !p! > &'! @58NB795!,B7C5. ,0 |79/JMB5 B7C > 5*?C[|8,B 5 > 5&,C5& 58M 8| Z]7
&') !- /JM + > 5| bB > 5&,C'5 58 &'6 32 $ ;G P'X'X'XMV
,#5 > 9! '58, > @&'M p"@$ &' ,pBC7 5& , 7C, > 5 5& +!8B5&NB%5 5 B+ > ,#+
m
, 65 > 9 58, > 8' 8 ! p"%$ &' (* M7C58,958NBx! }p'5&,,95865'NB58,|+!7 ,
658,C^'5&, > 54!B[5 - R @?NA0B5&, > 5B V 7 , 658,C^'58M, > 54B !', & > 5
R %?NA0B58,* 8! p"@$ 8' (* > TX'X M7C58,958NBx q!p!65&NB7C5 Z'Z `NT
>
! p!6 8r > !B7}- '5&, > ,9[/05 B5|8' V
,8M#7 !, > O
5 ! p > 8! p"@$ 8' (* }7C5&,C58NB > 5&,C58 58
6'5 ]'7 > */05!,~ !, > 5 ! p > 8' 8 ! p"@$ 8' s'79/05 *&'! p"@$ 8' (* !,~B7C.5 ,=58,9B? '5 5&85&M 18! > 7C5 Bx 7 5&/0+NB*&'! p"@$ 8
!,Bx795 , ,C5@&' J { "6+.N ( $% p"@$ V
, !- /JM +, TXX b
! p! p"%$ \ (* 5 - O^Z '7 > /05 } p p"@$ \ +!7
,*658,C ^'58M, > 5@Bx M > 5 T %?NA0B5&, V #- +!76,658M, ^'5&, > 5 Bx! ', SNT @?NA0B5&,5
! p p"@$ \ (* 5 - SNZ '7 > 6/05|
! p! p"@$ \ V
PR %?NA0B58,
, - /0+, `'X 7958,C5&NBx u
'7 > 5&,C58
58 +, 65 > '5&, 5 5&BC+ > !, V } p
p"@$ \ (* 5 - S'S 7 > /05 } p p"@$ \ +7C!,|658M, ^'5&, > 5 B > 5
! p! p"@$ \ (* T %?0A0BC58, V #,- +7|, 5&, ^58, > 5B ', OQP %?NAJBC58,1 PR @?NA0B5&, 7 ,
5|- 79[ M > 658NB5 P'Z 7 > /05 ! p! #"%$ \ V
8'NBC7+- 79 > > 5&,C5& 58 M 6',B7 > + &'! p"@$ \ 7 ,%658,C ^'5&, > 5
B ! > 5 O^TU %?NA0B58, 8'M 8 #"%$ \ (* 7958,C5&NBx M g
! p! 7}- [ ! p!.3- [ > 6pB 5&7C5 B V ! p! +7C 8! #"%$ \ 5 - XMVWS']!RNP ?0A0BC58,xLaE=G 7
5&/0+NB +8'M 8 p"@$ \ (* 5 - > 5 O'VYX'XN][O ?NA0B58,L!E=G 7 ' ,C5 7 |
} p > 8' \
! #"%$ \ (* 5- /0+!,C5BC7 58 , '5 p858, ,
} p ',B7C > @+ 8! p"@$ \ +!7
, 5&, ^58, > 5 OQTU %?NAJBC58, V #,C,C > C 587958r8 ,C5 .5 8*
5 !BC > &'! 8
,C5&7 !BC7[ 58- , > ',, 7CJ85&,C,C, { "6+.N ( $% 8 ,9B7C > + G[5[! RV\RV ,9Bg ^'587C ,9'?79.5 \
8U7 ^N 7 ' , > 5&,} ^'58 589 J > O
7 Bx!7C5 45- 58NB79'5 ^'M5% { "6+.N ( $ > p"@$ [8 7
/05 79'5 +,9,! { "6+.N ( $ > p"@$ > .- /0 + > 5&,9BC V { "9"6+.N ( $ > p"%$ > @ - /0+
> 5&,9BC 58NBC7C'5 ^' 5&,} ^'58 B7C.5 > 58,9BC V
( ?5 ][VWT 6',9BC7 - 65879 > 5|/0+ > 79',pUB 58795&BB7!,C6BC > ',15 7C5&858?M > ', > 7CNB5
8! #"%$ \ (* 5 p"@$ \ V ,9,C &'6 + &'M 8 ,CJ/05&BC58, 7 ',
! '7C5&h, '7 '?MB > ', > 7C/0C ' 9WG! ( HYG$n+.-c { + 579'5 7958,958NBx %B7C,C6 ,9,8 > 5* ? J8
> 5 > > ', > 5 T']P %?NA0B58, V 7C !,|658M, ^'5&, > 5 Bx M > 5 OQP ?NAJBC58, !B[5 - O^]!X'X ?NAJBC58, 7 - 65879 > 51/0+ > 79',B7!,C6BC > ', 5 7C58&58? > ', '5 &'M p"@$ \ a5 - M7!BC !5&0BC5
*
C, 5'^ > '?M,C587! 5
- /JM5, .- /0 +!, Z'] 5 `'X 7C5&,C5&0B 7 +!7 , 5&\
,C^'58M, > 5 B 58NB795 O %?NA0B5&, !B[5 - U %?NAJBC58, 7 |!p > 5 M7C[[ > 658NB5 ZX
> O!p! r8 > O
5' , OQP'P 5 TXXMV 7C ,1658,C^'58M, > 5Bx! > 5 OQP %?NA0B5&,aB[5 ! p! 5 - > 5 } 7C[ [ > 658NBC5 U'X > b!p!6+, OQP'P 5 T!X'XMV
P'SX'X'X ?NA0B58, 7 ,65 > '5&,5 5 B+ > ,+ Z'] &' 79 ! BC58 > 58 & '5&7C > > 7!0BC5 ,65 > 9 58,
5&)Hr - '5 > 5@,9[/05 B5|5 } 7C5&,C58NB O
} p6 ! '7 > /05| `'XMV
- BC ?,C5 ! !%,C'?7951 ^'7C ][VbO^Z 5 - /051,p658M, ^'5&, > 5 O^TU %?NA0B5&, > 5 B ! 6',9BC7 T } p bB?C M1',H/0+!BC7C B] > 5#.- /0+, V *8,C > Z'] 58,Bx_ } p 5 > 5 XMVWS']`N] ?NA0B5&,xL!EHG V ,9BC
,C,CC '5 658NB5 > 58&'7C795 > bBx! 1 ',9B '5 ,CJ/JM5&B5',p,958,
79 } p858 > '7958, > 55&9 [ 567C58&58?5&NB > 5 658,C ^'58M, V '6658& ' > + G[5J ][VYS 7
', !7C p85&+ > '7958, > G[J/05&BC5 d=0 ,& '7C 5&0BC5 > 5 S'T %?NA0B5&, 7 5 > 58 ,9587
5< > > ', !B[5 - PR @?NA0B5&, !B7C[ 5&- , > K
%s+.-4% ( HB1 ( WG-aV ,9,C 7 8,B > 8'+ > .5 '5 [&'7C79587* ^'5&7C5&8 5&NB > ',!7C p85&+ > '7958, > ,9[/05 B
5 7 /05,5&,} ^'58, > 5
O^T!U %?NA0B5&, ',C,C),9587 589 J > , 5@BC7M,C6B > ,M, > 79 } p858 > '7958, > 5 PR %?0A0BC58, V
r^7 ][VbOQU 6',9BC7,r65 > '5&,r.5 5&B > , 8' B7CU, '7B5 ?+,C58 > %5&(* 5a '7C
> 5@5& +!8B5&NB
t A l V
pvm TCP/XDR - medidas
1.25
vazao [bytes/uS]
1.0
0.75
0.5
ethernet
P75
P90
P166
P200
0.25
0
16
v ^t d
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
ljmin gi gis giu Nq 0d|wq^st0uJvjwxdMwy dz q|wq^s{~} c op{el
,65 > '5&, 5 5 B+ > , QO P'P 5 T!X'X 7958,958NBx
5&0BC7C5 ][OQT ?NAJBC58, R %?NAJBC58, 7 M ! p!%58NBC7C5 RNU TS
+ Z'] 5 `'XMV #)8'+7C ! ,9[/05 B5@8 >
7 +!7 , 5&,}^'58, > 5B !
'7 > %/05 ! !p @7958,C5&NBx > TXX7 ,9B7C > + r]'^ 7 ]JVOQX7
, 7C, > 5*58+8!Bx658NBqt A l 7 l 5 B) ,8! ,C > , +, 65 > '5&, V 'NBC > 7 ,
r]^'7C, ][VbO^Z 5 ][VbOQU 5.[ ? 58 5&+,,#65 > 9 58,#5 5 B+ > ,#8 '7C > 515& +!8B5&NB
t A l J ,9BC /05 &'! p"%$ 8 t A l 5
- /05 ! ,%B5& > 5 79[&58,9,658NB
^N!,9Bx 7 5 8',958/ 58NBC58658NB5b 5879bB5| [} ,* > 5&/0+ > > +!8 > > 5 > 579}\
&58,C,C658NB > 5| > .- /0 O
[79BC+ +7C 5 V
* &' 7! > > 58,958 5& > 6&'! p"@$ &' ,1BC7 58 , '79 , > 5|5& 3\
&Bx658NBC 5 - 5 5 B+ > , !- /JM +, Z] 5 32 $ V ; 58#, 5&&BC !5&NB5 7 79/JMB5 B7C > 5
?+!C [8M,9B 5 M '7 > 58,958
5& 7 5 !7C/0BC5&BC7 > 5% ,} B 8,B 5@ bB > 58,C5& 58 V
r^'M7 ]JVO^Z ',B7C ,65 > 9 58,.5 5&B > , > 8' 8 ! p"@$ MB] ] p > M7CBC} \
& 5q
7C > 55& 8B658NBO
t A l V  ! > 5 ! p! > G[J/JM5&B5%&' > TX'X 'J Hr - > * ^'7C&' + > > 5 > 56',9BC77~8M,9B@ > & '+} > 5 79[&58,9,658NB
/05@7C5 7C5&,C5&0B p"@$ +6&'M p"@$ 8' V
pvm UDP/XDR - medidas
1.25
vazao [bytes/uS]
1.0
0.75
0.5
ethernet
P75
P90
P166
P200
soq-P200
0.25
0
16
v ^t d
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
ljm n gi gis giu Nq Jd%wq^st0uJvjwxdMwy dz q wq^s {=}
16k 32k 64k 128k
{'vjd%{'s
+l
79 658 7C '?,9587 5
- /05,687!, > 5 !p! > ,/0+aB7C4.- /0 +!, ',9,C5& M
&' '7Bx658NB > ] 587958NB5 > |,9B7C > ,5 %8M7#! > 5G[J/05&BC5 V #/0+NB |&7#! > 5_}p
> 5G[J/JM5&B5 ',B7C/05 > 7 65 > > 6/05B > ,658,C^'5&,BC7,9bB > , ,C5
M7C[[ > $ ( 7 !,87! , > 5 ! !p p"@$ } 7C5&,C58NB 8 '79B658NB58,9B+}- '55
79'^ 7958,C,9] V 74,65&,}'^ 58, > 5 OQXNTaR ?NA0B5&, 7 '7 5.[ 5& 7 u! !p > 4&'! p"@$ &' La:%%;+ TX'X 5 - > 5@ 58+, S'X > O! p 3- [ > pB5&7C5 B 5 > 5 Z'T
> ! !p 6 8r > b 5 ,CJ/05&BC5 V
bB5&7 > !BC7[58- , > K7CbB]! WsN %s+.- ( WG- aV ,9 > ', , 7 #"%$ 5&7C6B5 7C ^'658NBx! > , 658,C^'5&,5& Bx! ',1 '7958,/05 R %?0A0BC58, V
Máquina B
Máquina A
Inicializa
buffer
Máquina A
Inicializa
buffer
Empacota
msg
Desempacota
msg
Empacota
msg
Desempacota
msg
Envia
msg
Recebe
msg
Envia
msg
Recebe
msg
PING
v ^t d
PONG
ljm norq^st0u0vjwxdMwy dz q {=} l
p"@$ ',9,C ?M bBx*, B7C5. , > 5 7pBC > 5 7CBC5658NB, > %589J 57C5&858?M 658NB
> !,~658M,'^ 5&, V '79 } 658NB5 7 BC7,9,C,& 5- 5&B_J a79[&58,C,9 { "6+.N ( $ > p"%$ V 58,B5
8,C 7 BC7M,U '79BC5 5- 5 5&BC+ > q5 ,7C!BJ8 7 5 { "6+.N ( $ > p"@$ 5- 7958,U ',}- '5k '7
^N!7NB7p0BC5''^ 79 > > 5 > > > ', V '6 > ,98MBC > %@G[5[! RVYR7 58,9, '7C > 5BC7M,# 587 58 & 87C795&B|!5&NB > %B5& > 5 7CJ85&,C,!5&0BCq^',9BC||&'! %58NBC7C5,pBx795 , 7 ',
5 - 5&85&,C,+!- 7C /05 > Bx795 58,Bx? 5' 5[ 85. 8 Q 7CJ85&,C,9 { "6+.N ( $ > ,C+
.- /0 V
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>g
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> p"@$ V
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5 '7BxNB M, > |79BJ8 7 5 - 7C5 5&7 5& 8 > 8'6 &'! p"@$ 8 V
#/0+NBC&'M > 7C5 Bx 5&0BC7C5@,B7C5. ,1!BC7[58- , > bM7CBC[& (* 5- 7C5. 587 5& 8 > &' &'M p"@$ 8' (* V
][VWZ 'M 6#NB7C5 $ !- /JM +, &' p"@$
# ,9BG[5J ',B7C5 > ,98MBC5,~5 > 9! '58, > &'M p"@$ &' 5(* 5. 5&B > ,
+!,*.- /0+, Z']7 `'X7 OP'P7 TX'X 5@
32 $ V
BC7CJ > 5 > > ', V 7Cjt A l 5879bB5 BC7CJ > 5 > > ',% > 55& > 58NBC5 > ,@79/JMB5 B7C,
/05@ NBC5'^'7C 6,C,9B5& V
7C l 5 - , > + BC7CJ > 5 > > ',%58 ?58NB5&, '7C > , 7% - /0+, M}\
6 ^ 5& 5, V 5&,9BxO 7C > 5%5& +!8B5&NB 7 ', > > ', ,8 & > > ', 7 5% 1-5&7 > > 5%BC58
8) 8 > 8 ! V
'7C ) 5- Bx!? 58- ,C > + BC7CJ > 5 > > ',58 ?58NB5&, '7C > , '7.- /0 ,
^ 58 58, V 'NB > 7 ', > > , ! ,8!5. 5&BC!5&NB568 > ',+!7 79 p&58+ > '7 > 5
5& J > M7NB56 58
+8!Bx658NB V 58, Bx! > ', > > ',|5 g 'NB5& 79g+!7 7e\
p85&+ > 7H' > 5 > > ,~,95 5&80BC7 ,&*8 > ',=79 p&58+ > '7 > 5 589 J V ,C,9 > 0
- 65879 > T5 '5 p&58, /JM51', > > ',p,8!|& > ', 7 T5 '7p8,C5&/ 5& 8 B5& > T5 79[&58,9,658NB
&',CM > +,B79[8, > 5 > > , V
,65 > > , > q
5 ! p! 8' 8 !&' #"%$ ,8! 5 5 B+ > ,&',C > 587C > B5& &',CM > 5 ,1,9'5 ^'NB58, 5 Bx +!, ;
O'V & p8 > 679 p&58+ > '7 > 5%5&9[6!B7Cs#5&- , > 7CbB]! 24$D24- %s+.$ {
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/05%B? 5&- T[V 5& +!8B5&NB > 5&,^58 !BC7[58- , > 7CbBC WsN WD1}-Y+ V
SMV .589J > ', > > ',~80BC > 7Cp85&+ > 7 > 5 589J !B7C[5&- , > a7CbBC WsN s% +.$ { aV
RV
H- M > ', > > ', +!7*7Cp&58+ > '7 > 5#795885&? 658NBCaB7+3- '58, > M7C 6BC]! WsN !B+BH aV
58,C^'58 /05|58,B 6- !7Cp85&+ > '7 > 5|7C5&85&? 658NB65|,C+
][V > 5&,C58+&Bx!5&0BC > 6
H- M _+7C *79 }p858 > ' 7 > a79[&58,C,9 > ,9 - 79 *!B7C[5&- , > ,7CbBC!, WsN XsWD1}-Y+ V
^'7C ][VbOQP ',B7C| 5&- BC > > 5 5 > > WG24$65W ( $65 +7@%8! #"%$ V ,9,C
&' ,CJ/05&BC5 7 p"@$ ',C,9KM7C 6BC]! B+ > WsN %s+.- ( WG- /JM5 5&7C6BC5 &' ^'M7! > 5 ]^',#r! '58, > #"%$ V ,9 > , 65 > '5&, 7 ,M7C 6BC]! WsN %s+.- ( WG- 'e, > +!7 > 5&BC5879+7 b
r - BC 8 > 5@7C!B5!5&0BC > , 5&,^58, V
* 79Bx!0BC58',9 > 5&7! ,C587 ? '7 > > 5 - 587 8'6. #"%$ B7C!Bx ,
658,C ^'5&, V '79 } 658NB5 7 , 658M, ^'5&,@589 J > , ,8 7C ^'658NBx > , 5& ?[&', 8
B ! ', > 5 R %?0A0BC58, V '5 58 > 58 > > 79/0BC5&BM7 [B p8 > 7 58,C,95 Bx! K > 5,9587
> Z'] 5@- ^N!7U^N > 58,9585& > 8'M 8 b[8nJ ,9[/05 B58, V
soquete P75 LOCAL versus bcopy - medidas
12
11
ethernet
TCP
UDP
P75-frio
P75-med
10
vazao [bytes/uS]
9
8
7
6
5
4
3
2
1.25
1
0
16
v ^t d
][VYP
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
ljmNn ig 3gis giu Nq 0d%wq^st0u0vjwxdMwy dz q wq^s
8k
{ 8c op{
16k 32k 64k 128k
Qg 3tJ3vj gis|d Ng s%gisq vbd'l
'M 8 p"@$
&'! ,979Bx > 5 p"@$ 5 - 8'M,9B79Hr - > ,C'?M7C5 5&,C6 > 5 B7C,U '7B5
798 > '5 ',79BJ8 ',(* 5 7 aB7[#58- , > NB5&7# &5 > 5,9[/05 B58, 7 8'6 6',9BC7
r^'M7 ][VbO^][V ,9,C 8'6 ', ,CJ/05&BC58, 7 7CbBC WsN %s+.$ { 5 - ,9,r - &7C' 5 &'NB7C 5#7C5 B'79+ _ 79[&58,C,9 > 5,9 - 79 _ ^'1/05', > > ',=1,9587HB7C,C6BC > , ,C5 8 > ',
+!7M !7C p85&+ > '7| NBC587CM V #
79 6BC ! WsN !B+BHB+.2+ 37 ,C,9 &'', ,CJ/JM5&B5&, 7
- *
5 - ,8r - &7C'+ 5 79[&58,9,C 7C58&'5 MBC'7 ? [/058 > !B[5 - /05 B > ',', > > ',%5&U, 587 > ',@,C5 & > '_, +7C !7C p85&+ > '7 > ,9 - 79 V
PVM
INTERFACE SOQUETE
TCP/IP
TECNOLOGIA DE REDE
v ^t d
ljm n
t0v g3t d%{=} l
> 58,987CbB +G[5J R V_]67 p"@$ 587C6BC51B7 5& , '79 ! , > 558+&Bx!5&0BC > ' , > > ',
,C5&7C5& BC7 ,C6BC > , ; t A l 7 l 5 B
) V '79 } 658NB5 7 p "%$ ,C 7C t A l + C, ,9 7 M- 5&7C > 54,C5'^5&0BC', /JM5 , 658,C^'58M, > 5Bx! 5&NB7C5 O^]XX ?NA0B5&, OQP %?NA0B5&, ^587! ! 5 - ,C & 5&0BC5u+7 ,C7 658! ,9 > 5 8' 7C > 5 M58 7C
5 858NB5 V (* 58,U 587C > u 5' B5^N > > 5 , ,95'^'658NBC', NB5&, > 5 5&9[ 7
&' 79 ! 7 5 ,9B 58& MB5& j^N!,9B +7C 7C5&858? 587 8' 7C ! > ',,C5^'5&NB',
5& J > ', 5@8'M,C58/ 5&0BC58658NB5 B5& ^N,9BC'718 > 5&,}^'58)5&9[ > V
,5 > > !,#
+79BC 7 > 5 SNT @?NA0B5&, 6',B7! 8M7#!|(* 7+}- [ > !p!@!B^' > &' V ,9B ,C5 > 5 5 658NB > - 5&7C > 5*,C5 ^'5&NB', ^'587C > ', 7 8 > |5&,^58 7
/05 ',9,C? Bx,C > M'5 > 5 B7!,C6 ,9,8 > 55& 7C 5 858NB5 V 58,Bx '7C 7 - bB ',
,9'5 ^'658NB,|,& 589 J > , NBC58,@/05M 8 7C! B 5'^'M5 7 5 - 6587C > 5&' 79 ! > 5@,9'5 ^'658NB,*M5885&,C,- 7C +!7 > 658,C ^'5& 5%- 5&'7 V
,65 > '5&, 5 5 B+ > ,0 .- /0 +g
J 32 $ 7 '5 r^7 ][VbOQS 7 6',9BC7 ! p! .3- [ > 5 /0+,C5 OQU ?NAJBC58,L!E=G +!7 V * '?,9587 NB5&7C58,9,NBC5 5 - /JM5 ! p!.3- [ > +
32 $ 5- > '?79 > |
! p .3- [ + Z']JV #- } p
.3- [ > @(* 5 - > 5 7C[ [ > !5&0BC5 RVWT ?NAJBC58,L!E=G V ! p! > 51- 5 '7 +,
32 $
'7C/05@
+7 > Z7C5 > , .- /0 +!,
32 $ 5%- 6'5 ]'7 > /05|
+7 > Z795 > ', , V
soquete IBM LOCAL - medidas
18
vazao [bytes/uS]
15
ethernet
TCP
UDP
12
10
9
8
7
6
5
4
3
2
1
0
16
v ^t 9d ljm n gi gis
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
giu Nq Jd%wq^st0uJvjwxdMwy dz q wq^s q
tNg gi { 8 c o#{ h q'wxdQh+ p l
r^7 ][VbOR 6',B7| 8 +!7! 5&NB7C5,!p!'58,'?MB > ,,9 ,B58 > 5658.'- 7C +.- /0+ Z'] 5@,T!p!'58,1'?[B > , > &'! b J},9[/05 B58, &' 5%(* V ,
65 > '5&, ',B7C)/05 ,&7#!, > 5!p6,C ,B5& > 5|5& '- 79 ,&'7C5&, > /05 ,
 !, > 5 ! p! > 8! 8' ,CJ/05&BC58, V ,9B ,9^' /05 ,9 ,9BC58 > 5 658.'- 7C
&7#! 7C5&,C5&0B,9587C5#T!p1'7 > /05 87!*(* 7 7C8]+ 658NBC5h7C/05
(* 7958& , > &' 79 ! > ',r,95'^'658NBC',p/05,&5&9[ > ',~BxNBC 5 * *'7C]^'58
&'_ 5' 1 > 58,9BC V '6158,9,,~ 8 58, ,& 5.[58&MBx > , 0658,C.- /0 + 7
' ,C5 7 > U, MB 658,C679[&58,9, > 7 7 7C/0bB5&BC7 > .- /0 +|5%, 7C&BC5878r - ,9BC !, > ,9 ,9BC58 5&7& ' e +5&8 ?+!,9Bx!0BC5 M6&'
'7Bx658NBC > 6&'M V
soquete P75 LOCAL - medidas
9
8
vazao [bytes/uS]
7
ethernet
TCP
UDP
6
5
4
3
2
1.25
1
0
16
v ^t d ljm n gi gis
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
giu Nq 0d%wq^st0u0vbwxdMwy dz q wq^s3q
tNg gi { 8 c op{ h q'wxdQh+{ l
, 65 > > ,|(* 7, 658,C^'5&,58NBC7C5 OQ]X'X ?NA0B5&, OQP %?0A0BC58, M7C58,958NBx! !p!%?+c V ,B@,C5 > 5.'5*6588,C6 > 5 > 5B7!,C6 ,9,8% 58658NBx > 5'(* 5| 5&- B > > 5@65 > ^}\`'^ , > 6M', 5.5&7C5&0BC', V
6588 ,9 > 5&' 79 ! > ,,C5^'5&NB', 58658NB > 5 (* 58,#5&7 > 7CNB5
&587B BC58
q
5 @B 5'^N > > 5 > ]587C,9',,95'^'658NBC', > |5&,C|'79^'5& NB5&, > 58' 7C.3- \
', V ,B .5 JBx6/0
5 +7C8 > ,9'5 ^'658NBC 7C5&858?M > 5 (* ,95 5& J > M ,95'^'658NBC > 5
&' 79 ! V (* B? 5&- ,6 5&,C6 B + > > 5 987C+ 8 WG2C5s5 B"6HB1: /05
5879bB5 79> 58bBx658NB > 6589 J > 5@ ,9'5 ^'658NB68 > > , > 5 !- /JM + > 5&,9BC +!7M .- /0+'79 ^'5& +7C 8' 7C7*',,C5 ^'658NB',589 J > , 5 (* > - /0+
'79 ^'5& 5@795885&? > ', '5 (* > !- /JM + > 5&,9B V
5 &'7 > 8' ',C,9 5&- BC > > 5|5 > 9! 7 '- ,* 5&9 [ > 7C5& 7658M, ^'5& 5 .- /0 '7C] ^'58 7 589 J > 5 s ! 5&, ^58 ,9'658NB5 J8'797C5 /0+ > 658,C ^'5&
NBC587C'7 BC '587 795&B7C+ > > 4 - /0+ > 58,B V #4
- + .- /0 > 58,9BC 7 4658,C ^'5&
,9'5&NB5 5 - 589 J >
+7C %.- /0 @7C ^58 } '- , |.- /0+ > 58,B 7958&58? <5 \Y @ NBC58 7C658NB5 V
M7C[[ > 658NB5 Z'T > q!p! > pBU58795&B 7 ' ,C5 7 BC58 8',96 > 5'79BJ8
> j dH 05|- bB6 '71/05 8'M,C6 > 5' 79BJ8 > : V ,9BC J8'797C5
'7 M, > > C 587958r8 > 5 > 58,9585& > ',a7CJ85&,C, > '7C5&,5 > ',*,C,9B5& !, > 5|658.'- 7C > ,
.- /0 , V 79BC 7 > ,|5&,} ^'58, > 5 O^]X'X ?NA0B58, 7 87 > 5}p + TXX M7C58,958NBx
+ ! ,C586'5 ]+NB5|6 7958,C5&NBx > 5 32 $ 58NB795 , 658,C^'5&, > 5 OQTU ?0A0BC58,aB[5 5 ! p!6
32 $ 7958,958NBx 5&+, ,1b5&/058+
OR'X'X ?0A0BC58, 7 5&/0+NB/JM5 87 ! >
,9? > 5 ,C!BM7 !B[5 - , 5&,} ^'58, > 5 P'SX'X'X ?NA0B5&, V NBC7C5 , 5&,} ^'58, > 5 OQP @?NA0B5&,5
! p! + TXX ,9 5&7 32 $ B 5^N > ,9587 > 5 U'U > ! p!.3- [ > 5
SNT %?NA0B58, |
pB M587CM5&B 7 5&/0+NB6
32 $ M7C58,958NBx UR +7 , 658,C ^'5&, > 5 P'S'X'X'X ?NA0B5&, V
soquete UDP - medidas c/ IBM
1.25
vazao [bytes/uS]
1.0
0.75
0.5
ethernet
P200
IBM
0.25
0
16
v ^t 9d
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
ljmQmnporq^s [d dMwy dz q Nq@wq^s Mq 3 dQs%giu q Nq^ q'
tNg gi { u0dQ sQd
!tJvju0dQp rl
][VW] 'M dH[8 &' G[J/05&BC58,
& 'M &' ,9[/05 B58,*58 !- /JM +, J, B5&) +} > > 5 > 5|6',B7!7 8,B > 79[&58,9,658NB > ',7C!BJ8', 5*(* > 5' 58 > 5&NB58658NBC5 > @B58&^' > 5795 > 5 7 /05
5&,9BC5 ,95 - pBU58795&B V (r!0BC 7CJ85&,C,C /05 589J ,%658M,^'5&,%/0+NB /05 7C5&85&?5
, 5&,} ^'58, .5 [58&MBx 0 5&,C.- /0 + V 8'M 8 8' ,CJ/05&BC58,B? 5&- 5879bB565 > 78 +& > > 5 > 5 M7CJ858,9,658NBC > 5% > .- /0+ V #,9B ,C5[! 67958,C5&NBx ,
65 > '5&,15 5 B+ > , > 6&'M 8)(* 5 , - /0+, Z'] 5@
32 $ V
,p65 > '5&,p5 5 B+ > ,p0 !- /JM + Z'6] 7 ,9B7C > , + r]^'7C ][VbO^T 7 } 7C5&,C58NB ! p!@ 3- [ > 5 U ?NA0B58,L!E=G 7 /05 5 - P '5 p&58,'7 > |/05*
! p!|!B ^' > +|pB 5&7C5 B V
(rM
> 6,U^ V
OQP
SNT
PR
O^T!U
T']!P
][OQT
OQXNTaR
O^TXX
OQS'XX
ORNXX
O^]XX
OQP'XX
TXR'U
RNX'`P
UMOQ`'T
OQP'S'U!R
SNT'ZPU
P'S'X'XX
cedfgihjd ljmn 0t s%g q Ng
!tJd 3q^
(*
B7C,C V
OQP'S'U`
UMOQ`'U
ROQX'X
TXN]S
OQX'SNT
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TP'X
T'T!R
TX'P
OQ`NT
Z[OQP
P'PNZ
TP'X
T'T`
TS'X
T[O^]
T[O'O
T[OQX
7C58&58? V
OQP'S'U'U
UMOQ`NZ
RNX'`'`
TXN]'T
OQX'SMO
][O^]
T']`
T'TS
TXN]
OQ`MO
]!RNX
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T']`
T'TU
T!RNS
T'TX
TX'`
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UMQO `N]
RNX'`'`
RNX''` `
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TXN[] O
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TP'X
TP'X
T'TS
T'TS
TX'`
TX'`
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OQ`MO
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SN]']
S'SMO
S'SMO
T']`
T']`
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OQ`N]
OQ`N]
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OQ`N]
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OQUNZ
OQUNZ
O^Z']
O^Z']
Ng uNg Jd 9d%wq^uNgMzqQgic op{4g { { l
,! '7958, > 6(r!?5 ][VbO '7C)'?[B > ', > !7C/0] 9WG! ( HYG$n+.- { + > 7NBC5 5.[58&r > ,79^'7! , > 5*B58,B5 V ,'[B7!,' ,C,958, > 5 !- /JM +, ,C > ,M',5< 5879 658NB,7958,958\
B ! '7C5&,1,C 6 7C5&, V
+ !7 > !, 5 > 9! '58, 5. 5&B > , +, .- /0 , 32 $ 5 T!X'X 8' ,9[/05 B5 7
6',9BC7 > , r]'^ 7 ][VbO'O7 '5&7C 3\ ,C5 !p?+c 5 M &''7Bx658NBC,95865'NB5
5&0BC7C5, .- /0+, +!, 5&,^ 58, > 5 B > 5 OQP ?NAJBC58, O^TU ?NA0B5&, V
!p! > pBM587CM5&B+ 7*,~5&,}'^ 58, > 5 OQP ?0A0BC58,|5 - > 5 XMVWT`'U ?NAJBC58,L!E=G 7 5_!p! > 32 $ 5 - OR > 58,B5
! '7 7 58M/JNB6 TX'X 5 - O^Z V # ,95''^ > 7 q! p +
32 $ 658NB 8'M,C > 587[ 5' 658NBC5 7
B5N^ > ,9587 > 5 Z[O 8 > ! p > T!X'X + 7C%,p658,C'^ 58M, > 5 ORNX'X ?0A0BC58, V }p > TX'X 5 - 58, RO > j }p | 587C6BC > 5 pB5&7C5 B 7 58M/JNB /056 > 32 $ 5 - > 5
m
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'7~ M- &/0+ > 79 V '66',B7! , r]^'7!, ]JVWU 5 ][VbOQX7 ,p658,C^'58M, > 5 O8RNX'X ?NA0B5&, 7
/05 5 - '7 B > 5 658,C^'5& , > +, 5 > 9! '58, 7 BC7M,U '79B > 58 M - 8
/0+ > 7C 7 b
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79Bx!5&0BC', ,C5&5 +NBC58, +!7
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! p5 7 > /05 `'X 7 &' 79 ! > 6 +[J ,C > > 5&BC58&B > > 7NBC5 5 > 9! > > 5&,C5& 58 M > ,C,9BC58 > 5|658.'- 79 V
( ?5 ][VbO 6',B7 - 6587C > 56/0+ > 79', #UB 58795&B B7C,C6BC > ,57958&58? > ',
, +7 Z'][V , 8'M.5 '58, (* 5 7 - 65879 > 5 /0+ > 7C',658NBx ,C ^ 8!BC !5&NB56+,
658,C ^'5&,/0g
5 ,C,CM58 Bx M', > 5 OQ]X'X ?0A0BC58, V ,B [&'7C79g
5 '7C/05 > 658,C ^'5&
7958& , > 5 T /0+ > 79'
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,9 > > 5 > 5@8' 7C > ,*,9'5 ^'658NBC',5&9 [ > ', V
> ] 5&7C58 58NBC7C5 - 65879 > 5 /0+ > 7C',BC7,9bB > ',xLa7C58&58? > ', +,&'.5 '5&, (* 5
! > 6 0 > 65 > > /05 Bx M > , 658,C ^'58M, 658NBx V ,9BC !8'NB5&85
'7C/05 /0+NB > > 5 > 5 ,9'5 ^'658NBj
, ^'587C > ', 7 > 658,C ^'58 BC'7C+ 5 8 p ,9 > 6588 ,9 > !'5 > 5%B7!,C6 ,9,8 V (* ,C6 5&- B > > 5@7C5 Bx7 > > 5@589 J > 5
,9'5 ^'658NBT, +7C 5 JB7 w y $ { ! ( N + { +"$n+.LC" { +B%.$n+BHB+B%B%y" !<2
" 8 /J > (* +,9, 5&9 [ 7
,9'5 ^'658NB, 5&/058,
, '79/JM5 58#, +8 > U, ' r - '5 > 79 } p858 > '7 > (* 795885 MB7 O
5 - .5 \
/05& :.7 - @8' 7C ! 589 J > q
'5 (* 7C5&8'5 [B'71! (* B7C,C6 ,9,C'7 8 7C
BC > ,1,C'5 ^5&0BC',*!B[5@- 5&0B867C58&58? > ', 5@ 8 7C > , V
CB 587C&587* ,95 > ^'7C ][VYU 6',B7 !, 87!, > 5|!p! > , /0+!BC7C !- /JM +, ,
7}- [ > !p 3- [ > pBM587CM5&B V ,B J87C7C5q7C/05 B > ,658,C^'5&,5 7 7 /JM5 !?+^587! > /JNB > > 5% '7 > 5%,C5^'658NB', V ' 5&,9BC58, ,C5^'5&NB',
B 58 B ! 7}- [ 6 > $ ( 7 ',@/0+ > 79',|#BU58795&B ,8!5&bB > ',8 > 5 \
'79 |8'
5&B 7 /0
5 ',9,C? Bx@ 65']'7 MB] p8 ! > q 7#^'7 > 5?+! > > 7C5 > 5 V
58- > ,C,9 7 /0+NB > > 5 > 5 ,9'5 ^'658NBC', ^'5&7 > 78 > 658,C^'5& BC'7C5 8 5&NB5 ,C
> M'5 > 5%BC7,9,C,& V ,C,C 7 58,C,958a, !B'7958, ,8!67958#, 'M,+}- 58 a, '5 bBxO
! p! 5 > > V
,5 > > !, > a5 ! p!@'?MBC > h, J @,9[/05 B5 ,&@,9B7C > ,+ r]^'7C ][VOXMV M7CBC} \
& 7 !6&'NB7- 7C > (* 7 ',C,9H 658! ,9 > 5 !'5 > 5%B7!,C6 ,9,8 ,C > 8'NBC7C 5 > 5 +[ V , 5&, ^58,5&9 [ > , ,8,C5 ^'5&NBx > !, 5 ,C,C > , !*
79BJ8 7 /05 B5& > 5 ^587!7', > !B ^'7C !, V ,9,C &' (* 7 ,C5 ?,C5& +
,C'5 ^5&0BC :
> 58- > 5588 ,C 658NB 7 ' ,95 7 8 > 658,C ^'5& 8 ? 5[8 > .5 '5,9587 B7!U, '79B > 5& M- & > aBx ^'7C V > > !B ^'7! %Bx ?58- > .5 '5,9587 BC7M, \
'79B > '7 - M 8 /0+ > 79 > 57C5 > 5 V 587C6BC > ,9,C 7 |B7!,C6 ,9,8, 5 858NB5
+ 795 >
5 r - ,9 V
} 587C5&85 ,9587 [8 > 5 8! @ } \ 8' }- '5 V dH ^ 7 ',#,C5 ^'658NB', 589 J > ',
!58&58,9,CB > 58' 7C ! V ,9,C 7 - 65879 > 5/0+ > 7C',M5885&,C,- 7C',1+ &'! 5@- 658'7 7 /0q
5 M7C '7C& ' 658NBC6
! p! > , 5&,} ^'58, V
soquete UDP - medidas
1.25
vazao [bytes/uS]
1.0
0.75
0.5
ethernet
P75
P90
P166
P200
0.25
0
16
32
64
v ^t 9d ljm ' n gi gis
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
giu 0q 0d%wq^stJu0vjwxdMwy dz q wq^s q'
!tNg gi {el
,r&7#!, > 5!p!BxNBC > &'M ,CJ/JM5&B58' /0+!0BC%(* ,r.- /0 ,
> &5 ,C&7CB,@& V r]^'7 ][VW` 6
',B7 ,5 5&B, > 58,9,,5&78r - ,9BC !,%+ 5 > 9! > BC7M,\
6 ,9,8 > !,*658M,^'5&, > 5 O^]X'X N? A0B5&,,!? 5&NB58,*[! > ', V
TCP Transmissor
TCP Receptor
MENSAGEM DE 1500 BYTES
40
1460
SEGMENTO 1
C
1460
SEGMENTO 1
C
1460
(Evita gerar segmento pequeno)
Espera o aplicativo transmissor
enviar mais mensagens
SEGMENTO 2
C
40
SEGMENTO 2
C
40
Espera chegar o restante da mensagem
para poder enviá-la de volta
MENSAGEM DE 1500 BYTES
40
v ^t 9d
1460
l n giv q^ JdQ Ngit 3vjwxdQ#uNq Ngi3gis giu Nq 0d@wq^st0u0vjwxdMwy dz q wq^s q'
!t0g gi c op{el
> 658,C^'58 > 5 O^]XX ?NA0B58,^'587C > ',,95'^'658NBC',(* > 5 O8RNP'X ?0A0BC58,5 RNX ?NA0B5&, > 5
> > ',7958,#5&&BC!5&NB5 V (* B7!,C6 ,9,C'7589J 79 6587C ,C5'^5&0BC 8Os: V " ,9BC /05 /0+NBC > > 5 > 5 > > ',1795 5&7C58NBC5 !67958,BxNB5 > 658,C^'5& 589J > 7RNX ?NAJBC58, 7 5- 58/05&+ 7 (* B7!,C6 ,9,C'7795&B7 > 589J > ', R'X ?0A0BC58,@7C5&,9Bx!0BC58, > 658,C^'5& 7 58,U 587C > /05 8!BC '@B7C,C6 ,9,C'7 589 J 5MB7C,658,C ^'58M, V '6 O
7}- [ 658,C^'5& ,9'5&NB5%,C5&7+-
5& J > /0+ > aB+ 5&,} ^'58 7C5&BC'7C7 > 4 8!BC ' 7958&'5 MBC'7 7 (* BC7,9,C,9'7
5 - ?7C] ^N > 589 J 7 ,C5 ^'5&NB 8T : /0+ > B5& > 5 795&B7 > > 5 589 J > 5 ,C5 ^'5&NB',
5<M 7 V ,B 8'
7C5 B5 B58
^N!,9B 589 J > 5&, ^58 7 7C '798'+ > M
M5&0BC aB 58 M8 ,
5 '7 &',C5&/ 58 & ?+c b
! p! 7958,958NBx > 5 , 658,C ^'5&,/05
^'5&7 ,9'5 ^'658NB
, 5&/058, V " 5 DY1G `!R I +!7 7C58,| '7C 58,|,C'?795 q
, 5878r - ,B 8,
/05@5 JbBx j
w y $ { ! ( N + { " "$n+.LC" { +B%.$n+BHB+B%B%y" !.2
"V
a
C, 5'^ > ,C5 8'7C5&58 > 5 ,%5&,}^'58,%/05b ',9,C5& BxM',5&0BC7C5 O^]!X'X ?NAJBC58,@
OQP %?NA0B5&, V 58,Bx ,95 7 ,165 > '5&,,C} 7C58) + 58 & > ,5&78r - ,9BC !, 5&5&NBx > !,
79BJ8 6(* 7 5 /JM5B58 '7? 5&BC]' 5.JBx!7gw y $ { ! ( N + { " "$n+.LC" { +B%.$n+BHB+B%B%y" !<2
"V ,Bx
,8r - > 79'65 ,
, '5 p858, J!,C +[ ,J5&- 7C *7C'? 58 > 5 > 5&,C5& 58M + 8! 5&0BC7C5
79[&58,9,C',67C5&BC', /05 587C 5& '5'[& > > 58, > C 587C5&NB58, V 79'?58J87C7C /J > 8!BC '4B7!,C6 ,9,C'
7 ^'587C[ > > ', JM K
'5 [& > > 5 ,C5&7C 7 /05 aB]
795885 MB
7 M > 58,9,C5 B7aBx7 V ,C,9 7 +!79B7 > 45&0BC /05479 } p858 > '7 > 4(* 79.5 \
&'5 MBC'7%58,Bx[ ! BCBx} 658NB
5 M7C585&B > 7 58,B5 '7C[ (* B7C,9,C,C7/05 |
+[J - 795 > U, ' r - '5 ,C58!7C p85&+ > '7 7 5 (* BC7M,C6 ,C,9'
7 7[ ! > 5|B7!,C6BC 7 ,C5 ^'5& \
BC', V 'NB > 7 /0+! > aB] 795885 MB7 .5 JB7Cr - 7 '7<5 [58
7 [ B5 B > 5 > > ',
> 7C p&58+ > '7@B 58 > (* 795885 MB7 7 J&BC5&BC > 558U, 8 BC'7Cs !3 \ ,C5 > #, Hr - '5 V (* 7958&'5 MBC'7 7 5&NB 7 ^'587C[ 44&' 79 ! '79 > 4 (* B7C,C6 ,9,C'7 /05
+[J 5&U, +& > U, 'Hr - ''5 HM,9587C p85&+ > 7 V 5 > > /05|(* BC7M,C6 ,C,9'71,!? > <5 M,9B 58 & > 5 58U, 8 > #, Hr - '5 1479 p&58+ > '7 > 47C5&8'5 [B'7 7 '5 5 ^'587C[ ,C5 ^'658NB', /05
',C,9 ! 58/058 /0+NBC > > 5 > 5 > > ', V d= ^' 7 +[J 8',96 > 5 U7 ^7 > 56? > > 5 7C5 > 5 5 ,C'?M7C588U7 ^' 8 [Bx& '+} > 58,958&58,9,+- 79 ', 5& J 79BC > 5 > B7!,C6 ,9,8 > 5
,9'5 ^'658NBa, 58/05&', V
+ > > 5 > 5 .5 JBx!7 ,8r - > 79'65 > !'5 > 58,CM5885&,C,- 7C 7 '7! ' Hr - > !,
5&78r - ,9BC !, *
7CBC[& (* V
5&78r - ,9BC ' Hr - > + +7B5 > 79BJ8 (* 7958U, ',}- '5 T '5 B7!,C6 ,9,8 > ',,C5 ^'658NB', 5 > 5 5& J > j
5 58/058/0+!0BC > > 5 > 5
> > ',5& 8 > ,C5 ^'658NB V 7 ,C,C 7 (* 795&Bx!7 > 5&9 [ > 5 ,C5 ^'5&NB !B[5 - /05 ,C5
BC58 + !8 > M /0+!0BC > > 5%7 p&}- '5 > 5 > > '_, ^'5&7 > '_, 5 } !BC] ' B7!,C6 ,9,C'7 V
58M7r - ,B' Hr - > *+a +7B5 > 7C!BJ8 *(* 7C5&U, ',}- '5 5 *7C58&'5 r! 795&Bx!7 > 589 J > &' 79 > ',1,9'5 ^'658NBC',17C5&858?M > ', V ^'587C 7 (* 7C5&8'5 [B'7 NB[58- 79'5 ^',9BC7C
0BC5879 > B > 5 5 7C5&B7 > 8' 7C ! > ', ,9'5 ^'658NBC',@7C58&58? > ', !B[5 - /05
8!BC ' 7958&'5 MBC'7B5& + .5 JB7Cr - > > 5&B5&7C6 > /JNB > > 5 > 5 > > ', V ,9B .5 [bBx 5& J > 51 7C '5&,p,C?7C51B ! > M'5 /J > |58,Bx% 51- ,9 858NB5&5&NB5 ^'7! > 5
+!7 ,C5&7* '79 > V
,p65 > '5&, > &'M &',CJ/JM5&B5&,#(* 7!,r658,C ^'58M,#/JMT5 ^'587C ,C5 ^'5& \
BC'h, 58/058M', 7 5/05 MB] ] p , > 51 /J > 7C@pUB 58795&B ,C} 7C58 ',p.5 58BC', > , 5878r - ,B 8,
][V\R
'M 6#NB7C5 $ !- /JM +, &' G[J/05&BC58,
#,9B@G[5[! @,9B7C5 > ,C8[B51,#65 > 9 58,p5. 5&B > , > &'M J ,CJ/JM5&B5&,#8' (* 5 +,%.- /0+, Z']7 `'X7 OP'P7 TX'X 5 32 $ V 8'M 8 &' ,9[/05 B58,@5&0BC7C5
.- /0 ,B5& + > > 5 > 56',9BC77% 8M,9B > 7CJ85&,C,!5&0BC > ,,M7CBC[& ', 5
(* ,*7C/0bB5&BC7!,158,9BC > > ,5| + 58 M8 /05|B5&8^' > 5@7C5 > 5 pBU58795&B B5&)
> 5&,C5& 58 M > 8! NB5&7 \YM7CJ858,9,C', V
r^'M7 ]JVWU 6',9BC7 ,8M#7 !, > 5 ! p! > &'M ,9[/05 B5&,*(* +7C,/0+!BC7C
.- /0 , B] 5&,9BC > > !, V , 65 > '5&, 7 Mr !+BH 'NB > 58 [ aB[5 /05 6/0+NB > > 5 > 5 > > ',58#, 5&8 > 5 +7 ! 5&0BC7C L+.$ 58/0C ! 5&0BC56Bx M > 658,C ^'5& ',C,95@8 > b
+7C !7C p85&+ > '7 > ,9 - 79 V
soquete TCP - medidas
1.25
vazao [bytes/uS]
1.0
ethernet
P75
P90
P166
P200
0.75
0.5
0.25
0
16
v ^t d
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
l\n gi gis giu 0q 0d%wq^stJu0vjwxdMwy dz q wq^s q'
!tNg gi c op{el
,8M7#!, > 5O!p! +7C ,/0+aB7C .- /0+,,& ,9 6 !7C58,*5 M7C58,958NBx! ?+,9 85&NB5
BC7 58 , ,C5&, > 5 > 58,C5& 58 V
M7C 6587 ,C5 8'797C58,# > 5 , 658,C^'58M, /05 ',9,C5&
B ! ', > 56!B[5 - ORNP'X ?NA0B58, 7 58/0C} 58NBC5 ,C5'^5&0BC (* V *58,Bx ,C5 7 8 > 5&\
,C^'58 5|- 589 J > 58 58, /0+ > 7C 5 !p! &'7C7958,U ' > 5 b 7! > 687! > 5
> ] 5&7C58 58NBC7C5 ,O!p!'58, > ,CJ/05&BC5 5 > pBM587CM5&B 5 ! p! .3- [ > pUB 58795&B V
8, > O
'5 O
7CJ85&,C,!5&0BC > ', 7CBC[& , 7 5 '5 'NB79 5 > 5 858,9,C $ 58 8 %$ :
> pB M587CM5&B V #,9B,
5 79[&58,C,C658NB6589 ' ]'5|Bx795 , &'6, - !,158NB795 ',*79 } p858 > '7958,
5@ H- 8 >
5 +79 > > 5 > ,9'5 ^'658NBC D `'6T 7 7C `'P I V
Ethernet+soquete - medidas
1200
Latencia
Quadro
tempo [uS]
1000
800
600
400
200
0
16
v ^t d
32
64
128
256
tamanho msgm
512
l n#opt0 q 0d 9dQu03s@vjxdz q Ng t0s
t0d q
1k
1.5
Ng u0gxl
r]^'7 ][VWZ ',B7C4 M,C > 5 BC58 8 !B 5& 8 : /05 > 58&'7C795 58NBC7C5 9[8 > 79 6BC] ! %s+.$ { 5@ r - 8 > B7C,9,C,8! > /0+ > 7C 5' 6 > MBx > '7 > 5@0BC587 85 > 5%795 > 5
+!, Z][V k, !'7C5&, > r^7 ]JV_Z '7C ?MB > ', &' *er - > 5# ',C& ,CH- G+B13-0! ( $D2c
N ('{ +.L ( { %37P'X $ ap > 5 CM > 5*+,9,^58 5 O 6',B7!,xL!,95'^' > V & 5&NB5 7
7CJ85&,C,C > '7658,987C.5 '5 M [ B5&BC
.K '79Bu75' > V 5 > aBx658NB5 !0BC58,
/05 %s+.$ { ,95 <5 M5&8MB > 7 V
79[&58,9, > 7 58,987C.5 '5 J&BC5&BC + '79BK+7C 5 7
> U, +!7 > 7 !,C,C 7 65 > > > 5B58
O
'5 ',C& ,CH- V NB5 ! 58NB795@bB587C ! +
'79B_
+7} '5 5 7C5&8 658NBC > 5 ,9 +,H*? &N3 [ } p5 - _ !B 5& 8 BC7,9,C,& > 5 M
/0+ > 7CaB7[ #58- , > pUB 58795&B V #,Bxq
!B 5& 8 |5&9 ' C'5|8,B > 5 79[&58,C,C658NB
'5 ,9 ,B58
587C8'+ 7 ' ,C5 7 NBC58#7 !85 > 5|,CJ/JM5&B5|
5 7C!BJ8 ',1(* L!
5| 8,B > aB] !! > > MBx > '7 > 5@ NBC58#7 !85 V r]^'7C ][V_Z B? 5&- ),9B7C > 7! > 5@ > /0+ > 7C6658
r - ,C & 7 '@,C5 7 BC58
> 5#BC7,9,C,& > /J > 7C!BC7[ 58- , > *? 8N3 [ V ,=65 > > , +!7
658,C ^'5&,r 7C58,=/05
7[OQ]X'X [ B5&BC', 7 ,&&' 3- '58
, '7C/05 > 5&,} ^'58 5 ,9'5 ^'658NBx > %5 B[58- & 8 > 515 > > 58
7C5 ^N > % !
5&7C6B5,C,9[& 7r',#,C+ ,r%5& r - ,C &
, 658,C ^'58M, BC7,9bB > , '5 , &'
MBx > '7C5&, V , 65 > '5&, 7 .5 5&BC+ > , + Z] '7
,9587 BC58'79 85&NB5* .- /0 |&' O
79[&58,C,C > '7 ! , 5&0BC > ,,C > ', ', .5 587C5&NB', 7 5
&',C5&/ M 58NB5&5&0BC5 /05| 7958,958NBx '7 !B 5& 8 V BC58
BCBx} 5@- ,C' > ', > ',
! '7C5&a
, 7 > 6Bx! > 5 /0+ > 7C V 7,658M, ^'5&
, 58/05&+, 7 > 5 !B[5 - T']P J&B5 B', 7
!B 58 & 5 - > '+NB5 - +7C 658,C ^'5&, ^'7C > 5&, 7 BC58
> 5BC7M,C6 ,C,&5 - > +NB5 V
> 58 > 5&,9BC58,@,C5&7C58 8' ^'7 > ',%58 PR %?NAJBC58, V ,%65 > 9 58,5. 5&B > ,@8 ,9[/05 B58,
(* 5 ,Bx! ', > ', !7Cp85&+ > '7958, > 5 5& J 5 7C5&85&? 658NB '7! }B5&7 > ',
+!7 PR %?NA0B58, V ' ,C,9 7 B'79'\ ,C5 ',C,8r - '565 > 7 *!p > &'! ,9[/05 B58,
&' + 7C4!,6658M,'^ 5&, > 5 !B[5 - PS'X'X'X ?NA0B58, V " 5 DYGJBC5 `'X I_+7C, 7C '5&,
,9'?7C5@&' '^ M7! > 5 GJ[/05 B5 V
soquete P200 - medidas
1.25
vazao [bytes/uS]
1.0
ethernet
TCP
UDP
0.75
0.5
0.25
0
16
v ^t d
32
64
128 256 512
1k 1.52k 4k
tamanho msgm
8k
16k 32k 64k 128k
l n gi gis giu Nq 0d%wq^st0u0vbwxdMwy dz q wq^s3q
tNg gi cop{ g { u0d%s4Qd
!t0vbu0d{
'l
r^7 ][VYP 6',9BC7 !, 8M7#!, > 5!p > &'! ,9[/05 B5&,8' (* 5 + TX'X[V ,b,C,CM58 &''7Bx658NBC4,95865']+NB5 !B[5 - ORNX'X ?NA0B58, V +7B7 > r - 7
,87 !, } 7C5&,C58NB 8 '79B658NB', > ] 5&7C5&0BC58, '76BC'',5&,U 58r- &',| > BC > 5
&'! @5/05*,8! > ,C8[B > ', , > 5&B > 658NB5* > NB5 V @8! ,9[/05 B5
&' (* M > ',%6BC] ', > > r &''7Bx658NBC > 87! > 5}p ,C5 > 5'56
5&85&,C,C > > 5 > 5 , > 5*M /0+ > 79 pB M587CM5&B |BC7MU, '79BC5 > 5 > @658,C ^'58 V > bB
NBC587C'7C658NBC5 7 /0+ > 7C pUB 58795&B > 5@Bx .3- [ 6B7CU, '7Bx > !B ^'7! 8
B ! @BB > 5 OQ]X'X J&BC5&BC', V " ,B /05 8?5J ] > ', > aBx ^'7C,
7 ,C58 ', ',
8'+, 7 [& + TX [ B5&BC', 7 ^' > !Bx} ^'7 5@- +} p > 5@BC7MU, '79B71),9'5 ^'658NB > 5
OR'U'X J&BC5&B, V ,C5 ^'658NB%(* 7 Bx ?58- ,C ' > % 8? 5[ } ,958 ',r8 ',p & '+! , 7
' ,95 7 J8 > TX [ B5 B', 7 B7!U, '79B 658,C ^'5&)8' ORNP'X J&BC5&B, V
Q
,9[/05 B5 7 5 | r !
!#"$%&(')*+-,!.)')0/ +!7
795885&?5&7 658M,^'5&, > 5M ,CJ/JM5&B5 V !,C > &'! J ,CJ/JM5&B5&, &' ,C > 1!2*345678!
9)&873:<;='>?!"$?%&(')*@A,!.)'8
&8B8C8
8#2D
E3.FFGH>BIH"$J/ +!7 BC7M,C6B7% 658,C ^'5& 'MBC7C
,9[/05 B5 7 5 Mr K
I
L;M#8 !"$!&('D*9+N,!.)'8
8C8
8O
E.PFQC;=R;="$J/ +!7 7C5&858? 587*658,C ^'58M, > 5|M),CJ/05&BC5 V
S LC"s53% 5 - Q
+7 65&B79 7C5&U, ',}- '5 , '5 K
'79 &'6 j
, r! '58, %s+.$ { 5 !B+BHB+.2+ ,C5
&' '7Bx > 7!0BC5 4589 J 5 7C5&858?M 658NB > ', > > , V 587 > 48' 40+ > dH 0 7 58,B5 +!7 65&BC7C > 5 ,C5&7 > BC $ G %2 7 $ G ' $ G < ( dd
+!7%
r! !+BHB+.2+ 5 > B] $ G ,%2 5 $ G
%( _; *( K
+7C% r ! %s+.$ { aV
#,9BC58, ! '7958,1,9 ^' !
$ G
%2 79[&58,C,C > > ', MB#\ \ ?+! > V
$ G
$ G
< ( ddNB5& !+BH
+ 7 5 B79 L+.$ ,C5 !)8M > , V
$ G
& |', > > ',/05,C55&8'NBC7 79 }p858 > '7 > !+BH
,958 7C5&s .5 \` ', V
? J/JM5 > |!B[5 - BC > ',', ?NA0B5&,5&,U 588 > ',5 %( ;T * ( 5%- ,C > 7_7C^7, > 5@7C!B5!5&0BC 5 > ^'1'- ,9BC 8, V
5&,7 > Mr !+BH 37 M, > %+%&'! J ,9[/05 B58,&' (* 7 ,C5&7 ? J/JM5NB5 7
! @- N^ 7!0BC > 5*/05_ 5879 !5[8 @? J/JM5 > %aB[51- /051B > ',p,#[ B5&BC',#58,#5&8 > ',5 +!7 65&BC7C L+.$ ,C5 & > ',7 !7Cp85&+ > '7 > b79[&58,C,9 > ,C1- 7C V '6! 7
$ G < ( dd 5 - > 5 M > dH 0 7 ,9 r! , > 7 ^N7CNB7/05 - NB 5. \Y 5&
!+BH 5879 !5[8 BB 658NBC5 ? J/JM5NB5 5 +M58& 5 , 65 > '5&, 5
[ !B[5 - /05 8 > 658,C'^ 58 ,C5 8' 5 Bx658NBC5 7C5&858?M > V #- +, 65 > 9 58,5. 5&B > ,
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copia em memoria - medidas
60
P200-frio
P200-med
P166-frio
P166-med
P75-frio
P75-med
P90-frio
P90-med
ethernet
vazao [bytes/uS]
50
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20
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32
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IBM-8224
IBM
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&' MMBx& ' , > 56795 > 55 B5&8 658NBC56795 > p8 > B58 BCBx > 5 5.[5&8r! > 5
8 V p"@$ ?+,958 3 \ ,95 + > 5&- > 5 /05 M 8 ! p"@$ 8',9 ,B5 > 5 & 5J > 5 Bx795 , 7 ,C5& > > Bx!7C5 7C58#, ,+}- '5 _ '7 M *
79BC5 > BC7?+} 8'MB3\
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- ( d R
p"@$
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> 587#8 [Bx& '+} > 5& ,C5&7 5<[588[Bx > !,!BC7[58- , > @ 5&5&0B ! > 5* '5&,#8'b\
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5<M 5&8r! > 5 > Bx795 V #NB7C5 , ?M ? BC58!,|/05 5&7C6BC58 &7C > 5 !? 5&NB58, > 5
79[&58,9,658NBK+ 7C 5 > ,9B79 ? r - > B , &' p"@$ 7 R 5 $ 7 p"@$ ,955&,9B?5 5&858
&' > 78! { +P"6H.- ( 79 &+ 5&NB5 '7 ,C587 > 5 > 'r - - ? 8 V * p"@$ 58,9,C58,
? 5&0BC58,,& B+ > ', > 5% !- /JM +,[ 79BC+ ,+ 7C 5 , V p"%$ > 58,9B>\ ,C5%B? 5&- '7
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> , > > ,% ,C5&7C5& B7C,9bB > ', 7 5',BC ', > 5 7CBC5658NBC , > 5& J 57C5&858?M 658NB
> !,*658M,'^ 5&, V
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5 5& 768'6 } ! 5 - 5&5&0B > V
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5 +7} '5 ,9 5
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8 - 5&7C > + > ', > 5&B5&7C6 +! > 58,958
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'7C! '58, V
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79 ^'7C 7 '5 V
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7 58bB
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79[&58,9,C',*,8 <5 M5&8MB > ', V
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7 ^'7C,C, ' V * } ! >
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BARRAMENTO DA REDE
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r - &Bx !B7}- '5&, > 5 5&7! '58, > 5 58,9879Bx65O58BC7 5' 7CJ85&,C,C > '7958, V #- &'! ,* BC 8 [Bx > 7C58,1J87C7C5 >
5 '79 .5 r - &Bx !BC7[58- , > +,C,C^'5& > 5 658,C^'5&,5&\
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'
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+!7
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> MBx! > ]^''79B6O75'/05 ,9 M8 + 79'?58,C 6 7 V
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,
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7 'MBC7C
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7958,C Bx > ', > 5 '7C ,9 &7C'] p > O
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M7C5 > 87
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658NB5 > , NBC', V
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5 7CJ85&,C,C > '7958,*5|M 658.'- 7C &58NB7C H/05@,8
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PROCESSADOR
PROCESSADOR
PROCESSADOR
MEMÓRIA
BARRAMENTO
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5
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Y
X
LOAD
X
LOAD
Y
PROCESSADOR
SUM X Y
X+Y
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| .5 [,9B5 - /0+ /0
5 ',C,C,C5&71' !,C,C > 8 $ GM '79/05 5- - ^'8|,C5&'NB7CM 7
1 !- /JM +' > 5 - bB 'G, 7C ^'7n, 58 a M7CJ858,9,7=',=658,9', > > ',=0 658,C6
,9BNB5 V
, !- /JM +, $ $ ,C,CM58 > C '5&7C,C, M7CJ858,9, > '7C5&, /05 <5 [588[Bx ,9+, ,9BC7Cr! '58,
> '5 58 > 58NB5&5&NB5 > ',r'MB79'
, M7CJ858,9, > '7C5&, V ,~B 5& &'6
!NBx ^'5& !B > T5 > 5&7C5&
5<M5&8MB7 > C '5&7C,!, ,B79r '5&,,C bBx58658NB565 '7 > & > > 5!B+} 658NB558,9B+- &,9BC5&85&,C,+!- 7C +7C ,C5|'?MB5&71 ? N > ,9B79 ?M9 ! > , #7 ^N, > ,
5 79[&58,C,C658NB V
- ( d S
;_@ GG %$ *(a ; d=d *
5& 7 > 51,C5 8'M,C5'^ 7 '7
> 587#&' MMBx& '+!7%5.[58&MBx!7 > 5 B5&7C6 + > ,
8 58, 7 5 - !BC7[58- , > ,9 > 5,+7C 5 ,9 V *6.- /0 +!75' 7 +7B5 > BC58 > 5
79[&58,9,658NB b
5 - ^N,B &' 8 [Bx! 7 BC58 ,C > |7CJ85&,C,C5&NB > ', > > ', 7 5 '[B7 +7B5 5 - ^',9BC&' &'! 7 B5& M, > *589J 5 7C5&85&? 658NB > 5 5&,^58,
5&0BC7C5 ', 79[&58,9,C', > 5 % ! V NB5&7C} ! 58NBC7C5*@BC58
^',9BC|&' &' MMBx! 5&' &'M 5 - M > 658NBx} 7 7 /05BC > ,', 79[&58,9, > 7C58,@,95 MB] p8 > ', > 6'5 ]'
7 '7Cg
',C,8r - '5 V ,C,9 7 8'&58bB',&'6 ?+ 858658NB > 5 #7 ^N 7 ^'7C0 !7C > > 5 7
5&,C} ?] > > 55 ,9 &7C'M p /05 ,8 > ,C&MB > ', 58,B5 } Hr - BC 7 > .5 '5& ,C58
7 5 ! > ', 5&
&',C > 587C !V
5 K
7C ^7 > '76+ M'7 > 5&5&NBx! > 5 8 +7C 5 V
#,C,958, &'&58BC'
, ',9,C? Bx! 79 ^'7! > '7 > 58,9589 ' ]'5&7 '5&,6/05MB] ] p858 83 \
+!8 > > 5 > 5 7CJ85&,C,C5&NB > ,@ - /0+
, +!7 '5 !, > 5 '7C ,%5 858NB5 7 !BC7[ 58- ,
> > ,B79 ? > 5&/0+ > > ', 79[&58,9,C', 5 > > ', > ! 58NB795 ', 7CJ85&,C, > '7C5&, 5
658.'- 7C V #,9BC5 } Hr - BC > 58,98795 '5 ' !,C,C > ,79/0BC5&BM7, > 5 &' MMBx > '7C5&O
, 79} \
',9B
7 bA[M4D bA Z'T Ie+ G[5[! SMVbO'V # ,9'5 ^'M > 7 G[5[! SMVWT > 58,987C.5 '5|,CM? > C J ,8! > ,
.- /0 O
, +!7C'5 '5 ,58 bB M7CJ858,9, > '7C5&,5 bB &'
MBx > '7C5&, V G[5J SMVYS > 5&,C8795 5
&'b
M7C 5 Bx7 ]^''79B6', +7C 5 ', V 7 - B 7 6G[5J SMV\R > 5 5| ^ !T, 7C 7C5 > > 58,
/05 > .5 '58 ,9587 .5 > ,158 8',9 > 5&7! ,C5@ 5&5&NBx7M 7C ^'758 +7} '5 V
SMVbO ,9,C ! > , 79/0BC5&BM7, > 5 'MB > '7958,
# O `'P'P7 AJ D A Z'T I 79 ' ,179 658 79 5&- BC > /05 'e 658NBC5 > ,9,C5&+ > b+!7
,9,C 7 79/0BC5&BM7, > |
5 8'MB > '7958, V 5 - B > ,C5|?+,C5& +,a ',C,9 ?] > > 58, > 5@8'b\
?+! 58NBC7C5 ' ! , ,958/ 58 M8 !, > 5 ,B7C '5&, 7 ' > 5 8 > ,C5&/ 58 & 8'797C5&,U ' > 5
'm
> C 587958 > ',B7C,C6BC > , 7 (~7M,C85MB7 BC7M,C6B5 ,1]^',J&BC5&BC',+7^'7NBC 7/05
',1MB79', 8'MB > '7958, > 7C5 > 5 > 5&B5&&BC58 8 ,& 5@58NB? '79B BC7M,C6 ,C,& V
#- 7958&5'r! 8'+ > ,C5'^ NB5 7C ; ( 7C,985'[B'7 7 '- , > 5 B5&&Bx!7%j79Bx > '7 7
,9 &7C'] p@@,C+|7C58&'5 r! &' > BC7,9,C,9'7q+!79B7 > ', [ B5 B', > 7 5 ? V
* j '5 p7958&58? > /0+ > 79 7 ,9 58 > 5&7C5J8 > > 5&,9BC +!B+- 7C ,C5 5&,C6 > 795885MB7 7
NB5 &5 8 ', J&BC5&BC', > /0+ > 79 +7C 7C p&58+ > '7| 658,9 B58 58 /05
8 & ;1 V G[5 '7 '5879 8 > */05 e M' '5 58797C > 5B7!,C6 ,9,8 7 *8'NBC5r- > > ',~
',
5& > 58795[& pB 5&7C5 B > |8'
MB > '7 > 5'7C] ^'58 7 (1] |5% > ', > *,C !- 7C |,8!O
+,9, > ', +!7
d V
#,Bx G[5[! 7958,958NB' > 5&,C8799! > ',&'&58BC',%5 > j
M8'+658NB > pB 5&7C5 B V
#,9B > 5&,C&7C9! 5 - 79Bx!0BC5 7C/05 '79 > , ? 5&0BC58, > 5&'
MBx > 5 ?C [
&,9BC 56- 8'
,9B '7@7C5 > 58O
, [8 ,%?,C58 > , 58,Bx BC58& ^' V ,9,C 7 +7C 58658NBx!7
79[&58,9,658NB
+!7 '5 > ,B7C?Hr - > 5&,C,958, ?58NB5&, 7 T5 - > 5&NBx 5&NB58 > 587 B5&8 ^' > 5 7C5 > 5,C > 7 ',5 5 - !BC'
7 6Bx!0BC5 > &'! 5&NB7C5 ', 79[&58,C,C > '7958, 7 5 '7
&',C5&/ 58 & > ,C ,B5& > 5 8! > ,@ !- /JM +, J79B
, +!7 '5 !,879 > !,%58,9,C58,
? 5&0BC58, V 7}- [ 6 r - B > ,C&MB5|' ,C,9 8 ! > ,*7C/0bB5 B7C, > 5%8 [Bx > 7C58, 7
51 '7B M8 > 6588,C6 > 5&'M M, > %5&NB7C51h, 7CJ85&,C,C > '7958, +7C?
> 5&,C5& 58 M > !,*.- /0+T, J 7B+_, +7C 5 , V
&'5J 7#M B7C,9,C,8! > 5'5a79 658 79 95&,C8[Bx7 |5& r - ,C & V ,C|,C5 > 5 B5&&Bx > '79B > '7C 7 ',C5 7 5<M,9BC54M 'MBC7C &' MMBx > '7 - B7C,C6BC > 7 8'MB > '7 > 5.'5
5&U, 587!76|
5 ',9BC587#^N7 ,CBC7,9,C,&4!B[5 - 6'658NB /0+! > 4 658 r - ,C8 5&,9BC'5&75&
- ',C,8r - 5'r/05 ! , > 5 &' MMBx > '7 > 5&B5&&BC5 , 58 & ,9 5& 8 9,958 '7Bx > '7 V
>b
5 '7Bx > 7 5 85J8 5 ,C,%B7!,C6 ,9,8'5&,@ 5&,C6 B5& 7 /056!?+j^'587C > 9&}\
,8! > ',,C+, > 5BC7,9,C,& > ,1/J > 7C, V '66',9BC7 r]^'7C T[VW]7 ( 7C,C&5'MBC'7 5 7958U, ',}- '5 k '5 > 5&BC58J > 58 ,& 5 '7 ? '79B7 B7C,C6 ,9,8 ,C5& 795/05J87C7C5&7
& ,8 V 5 > > /JM5%B7}- '5 ^||795 > 5*658NB 7 |M- 5&7C > 5*8 ,&'58,pB? 5&- 658NB V
dH ^' 7 76/JM5 79BJ8 1G $ L M8'5|8'797C5&B658NB5 5 7C5&,C C!', 7C'? 58, > 5
&' +bB', > 5 &58,9,C 5& > 5
'79 ,Bx 7 B > ',*',&' MMBx > '7C5&, > 5 58 ,C5 ^' 7',
,9'5 ^'NB58, +!,C,C, ; 58,C&MBx 7 > 5 587 58 & 7 & ,8 5%&',958,9 7 &'6
[,9BC ,C5 ^'7 V
%sH.X6-`"9i > |&' MMBx > '7 > 55 M7C 6587C > 5&B5&&B7 |!, 5& 8 > 5 '79B > '7C%NB5&, > 5 BC7M,\
bB7 V
A+mP[+.! .+ $nH.2
"9i ,C@,C5 > 5&BC58 xB > %}^'*BC7M,C6 ,C,& 7 ' ,C5 7 ' 79B > ' 7C > 5,9 +,r%658
r - ,9 8 7 NB5&7# &5 > 55 &5 ,U 587!7!B[5%- /05q , 5& 8 > 5, ' 7Bx > 7 V
> 5&B5&&B7M 8 ,& 7 NB5&7# &5 > 5'5? '79B76 B7!,C6 ,9,8 > /0+ > 79 5
7C5 B7!,C6Br - \Y 0)MB7966'658NB V
( L 2%" ( i
( $ %s+.$% ( i '5p > 5 B58 Bx > 8 ,& > 7!0BC5 B7!,C6 ,9,8 7 NB587 85| M,C58795 /0+!BC7C
[ B5 B',pM%5& 3 r - ,C8 +!7,9,C5^'7!7#/JM5',#'MBC7C', 8'MB > ' 7958, > 5 B5&&B5& & ,8 V
#),C5'^ > 7 NB5&7# &5 !?'7Bx B7C,9,C,8! V
( ,_,C,9',a 7C 795'^'7C6/05 > 5 B5879+ 8'79Bx!5&0BC > ', 8 [Bx > 7C58, + 795 > 5 V
!"#$&%')(+*,-/.0(12-(
' '795,9B7C ^'7C TJV_]7 ,C? r - '5%d 5 - 7C5&,U ',+3- '5''7^'5&77', /0+ > 7C',
pBM587CM5&B V #),C5 ^' > 7 ,9 ,95 > 5&BC58&B > 5 ,C?MHr - 5' %$ /JM5 65& r - ,C & 58,9B+- 5&
,9 5& 8 7 '@,C5 7 /JM5 e _- '7Bx > '7 7 /0+ > 79*#BU58795&B@5#- 58NB8& > 8 > 5#8'65[8 ,9587
BC7,9bB > V (~7M,C85 MB7 7 5 > > /05! 5&B > %@/0+ > 79@ 658r - ,9 & 7 8 +!7
', ?BC,/057958&58? 58' ', /JM5B7C,C6BC5 V !,Cb+ 8 ,8! 7 ' ,C5 7 /05',?bB, 7C58&58? > ',
m
T[V\RVWT r - 5' > 5|# 85
,C?MHr - 5'*d 5 - 7958,U ',}- '5_70B7', /0+ > 7C', /05 ,& 5 Bx > ',+ 795 > 5 5 '7
> 5 B5&7C6 +7|,C5 , /0+ > 79', 7C5&85&? > ,,8 58 > 5&7C5J > ,65& > 5&7C5[8 > ',b7 !/JM5' 5 8'MB3\
> 7 V ,C? r - ' 5 $ &'NB7C &58,9,C 658|3 r - ,C8 !B7C[ 5&- , > 79BJ8 > ,B7C?Hr - > 1G $
L' V
")()% /. %- ) -
.
'NB7C 5 > 5 # 85*d - ^' &K^'5&74', /0+ > 7C', pBU58795&B 5 ',7C5',C,C ,9?Hr - '5' > 5
&'NB7C 5 > 5 !858,9,C 5& V '6 6',9BC7 r^7 TJVWP7 /0+ > 7C#BU58795&B 5- '79 > '76 7C5 ? 7 58 > 5&7C5J8 pB5&7C5 B > &'MBx > '7 > 58,B M 7 58 > 58795[8 pBU58795&B
> &' M MBx > '7'79'^ 5& 7 (1] 7 M % > ', > ,9 - 79 5 ?[& > 5
> 5 B5&[ ! > 5@5&7C7C,*?,C58 > 658 9 A[ %7C5 > > A B58B 8 ;1 :iV
PREÂMBULO
DESTINO
ORIGEM
TIPO
DADOS
CRC
8 OCTETOS
6 OCTETOS
6 OCTETOS
2 OCTETOS
46-1500 OCTETOS
4 OCTETOS
v ^t dl n N q s@d
8
q Ng*t0s
t0d 3q
Ng uNgxl
795 ?M .5- &'',B > 5 M ,958/ 58 M8 > 5 ?MB,/JM5 > + ,9 &7C']p! 5&0BC7C5
BC7M,C6 ,C,9'75 ',7C5&85M B'7958, > /J > 7C V 5& > 58795[& pBU58795&B 5- &'',B > 5 P J&B5 B', V
8 (1] > 5&NB B] > 5 '7C! /JM5 58,B - ,958 > BC7M,U '79B > M /0+ > 79 V
,C,C 7 /0+ > /0+ > 79BM5'N^ ,C58 > 58,B 5- ',C,8r - '5 > 5&BC587C6 7@ /JM5 79BJ8 > 5
r - ' 5 > 5 ; 5 > 5 '79 > 5 56,9587%5&0BC7C5^'5 V B ! > 8 % > ', > ,9 - 79 > 5! 79 7 > 5 RNP O^]X'X [ B5 B', V Hd '^ 7 > > 5|.3- [ > 5|BC7M,# 587 58 & > pBU58795&B
$ ( : 5 - O^]X'X J&BC5&BC', V #- ;1 5 - , > + 7 > 5&BC58&B7,95b'5 ^'M 587C79 > 7CNB5 BC7,9,C,& V
")()% /
& 80BC7C5 > 5|85&,C,9 658 3r - ,C8 5 - 58bB7B > ' , ',18 [Bx > 7C58, > 7C5 > 5@,C5^' > 5 - B > 1G $ L' V 1G $ L' 5- f79BJ8 > ,9BC7C?Hr - > |/055&7C6B5* 8 > |8'b\
[Bx > 7rB5&7#',#5&,C6', > 7C5&B, > 5B7C,9,C,8!%/JM51', > 58, V * &' M MBx > '7p/051/0587
mi
658C&58,9,C - bB] '7 > 5&B5&[! > 5 '79B > '7C 8' > 5 B58J > 58 ,8! 8 1G $ L : V
.5 [ > |
& > > 5 > 5,9B 5 ,958 ?+!C[&,9BC* '7@8'M5. 7 5 5- M > ,@B5&.\
^' , > 5|795 > 5, J}e ,[Bp8 > , V
)
3 5 - 'U7 ^! 7C5&U, ',}- '5 _5 gM? ! > ,'79 !, /05 795'^' *79 > > 5 58/0 5&NB', #UB 58795&BD 5< `'` I V > 78! pB 5&7C5 B > 5 M5 , 8 > , , ?+!CM,
> , M7CBC[& ', > 5 8'M 8 7 '7C 5&0BC5B + > !, > 5* r - 5' -r ,C8%5* r - '5' > 5# 85 V
#,9BC5|BC.5 JB p@ > 5&,C8799! '8'
+7C ! > ',&'
'M58NB5&, > r - '5' -r ,C8 V " 5 D 5< `` I 7 Bx, '7C! '58, V 5&0BNB 7 r - '5 > 5# !85 ,9587- > 58,9879B ! , > !0BC5
'7 ',C,9 7=*5&,C6 > 58'NB79 5 > 5 &58,9,C% 658
3r - ,C8 7 5Bx ?58- '7H,9587~7C58#, ,+}- '5 '5 '7C!B 5@&'NB5 - > > a, 8BC58, /05%B7C} '5 ^N!)+ 7C5 > 5 V
T[V\RVbO
7C/0bB5 B7C
&' ^'M7! 6Br - > 5@ 7C5 > 5|#BU58795&B 5@- 8' ',9B > 5@)658 3r - ,C8 7 M'7C 658NBC5
?+7C7C658NB ,C5&7C 7 /0+#',@&' MMBx > '7C5&,|,& 8'5&&B > ', V ,@&'5.'5&, ,& 5&B,
!BC7[ 58- , > 51 > [Bx > 7C58, > 5 NBC587# !85&'658,B56',9BC7 > + r]^'7C T[VW][V * > MB > '7 > 5
0BC587 85 8'
58NB5B+ > > 5%(~7!,C&5'MBC'7B5& , r 58, > 5%!8 7 NB5&7# &5 > 5
795 > 5| 658 3r - ,C8 7 B7!,C6BC 7,1/J > 7C,a^587 > ', 5@7C58&58? 587 ', /0+ > 79', /05@,86 5 Bx > ',
6658 r - ,9 &
'7 'MBC7C',*8 [Bx > 7C58, V ,&' '5&NB58, 'NBC7C5 > 5 &58,9,C $ 58 5 d|- ^ 8 8 d : ,8', > ,|,C? r - '5& , > r - '5 > 5 # !85
8 %$ : 5 'NBC7C 5 > 5# !8j
7958U, ',}- '5& , 7 7C5&U, 58 B] !658NBC5 7 5 80BC7C 5 > 5 &58,C,9 !4658*
r - ,9 & 7 5 5 '79 !BC 5
&'NB5 - > > ', /J > 7C, V 58,1,&<5 M+ > , ?+c M V
CEL
INTERFACE
COM O
COMPUTADOR
CAM
NÍVEL FÍSICO
ACESSO
AO
MEIO
ENQUADRAMENTO
CODIFICAÇÃO
E
DECODIFICAÇÃO
TRANSMISSÃO
E
RECEPÇÃO
Adaptador Ethernet
v ^t d l n Transceptor
t0v g3t d 0g t0s d 0d 3 d 0q
m
Ng 9uNgxl
> C 587958NB5&, V > .- /0 6+
0BC58795&B 5 - ,C,9[& > 5& > 58795[& M- & /05O ',9,C ?M bBx ,9+6 > 58NBC 8 V #,C,C5 58 > 587C5J8 B+ > > 5 +.$ { +.!+
H ( .$D-Y+.!<$n+.- 5%- 8' ',9BC > 5 R J&BC5&B, V
58 > 587C5J8 NB58795&B, 5879bB5 , 7C!BJ8',(* L!
J8bBx7,%7C&BC5878r - ,9BC 8,r - ,9 8,
> !,7C5 > 58,%/05 0BC58#7 ^' > ', 'NB', /J ,9/JM587 5& NBC587CM5&B V 7CBC[& > 5
; 58,9 r! > 54# > 58795[& ', 8 ; : 5 - 7C58#, ,+}- '5 ,7 '?MB5&7 5& > 5&7C5[& r - ,C & 8'797C5&,U '\
> 5&NB5 58 > 587C5J8
NB5&7C5 B5 /JM5 5 - 7C58 658NB5 58 > 587C5J8 MBC ] p > + BC7,9,C,& 5
+ > 58NB ! > ', +&B5&,+ 7C5 > ,
5 3r - ,C V 58- > ; 7 > > 5|7C5 > 545@- &' ',Bx
'5 ', 79BJ8 NBC587CM5&B > 5 $ 58M, ^'5&, > 5 0BC7C 5 8 $ :.7 7CBC[& > 5 ; 58,9 r! > 5 # > 58795[& ; 5 5879,C 8 ; ; : 5 V $ 5 - 7C58#, ,+}- '5 h '7589 J 75 B7C!Bx!7,5& \
,C ^'58M, > 55&7C79 ' > 5 80BC7C O
5 ^'5&7 > , '5 ',1'- ,0BC58795 > Q- 79 ', 00BC58795&B V ; ; 5 - 7C5&U, ',+3- ''5 a '7?MB5&76 58 > 587C5J8 NBC587CM5&B &'7C7958#, ' > 58NB5 458 > 5&7C5J8 V
r - ,9 & > 5
.- /0 V
(
"%
9
NB5&7C5 B 7CBC[& 5 - 7958,#'M,+}- 5' 5' BC7M,U '79BC5 > 5 > > , + 0BC58795&B!B7Cs#5&- , > 5
795 > 5&,3 r - ,C,&' BC588M ^ , > ]587C,C, V 5 - 8,C > 587C > 79BJ8 > BC 'NB3\
3\` 0B 7 '79/05 ,9+Q r ! 5u
- ^N7CNB7 /05 , > !Bx^7, 8 ? J8', > 5 > > ', 8'NBC58 > '7C! '58, > , 8 '5&, > 5 8'NBC7C5 : , > .- /0+47C^58 5 !B 4,C+
.- /0 > 58,B V ? + > 6 > !Bx^7 B5^N - /0+ > 5&,9BC 7 b7CBC[& 7 !BC7+}- 58,
> 5 > ',! ', > ? 5[8 > > !B'^ 7C 7 > 58NB /05b7C!BJ8 > 5.'5 7C5+,9,7
? [& > 5 > > , 8 b B] 5< i: V *'7C 5&0BC5 7 ? [& > 5 > > ', 5 - 795'+ ,9, > +!7
> , 79BJ8 ', > 8 > > 5|B7C,U '7B5 V 7C'?[B587 7C '5&,, > 5&Bx}+ > > M8 +658NB > 6
5 D\2; `NZ7 1G `R I V
T[V\R
#BU58795&B
V & '+!5&0BC
+!7@5.[ 58 !7
5 - B5&8 '^ B+! > ', > 5 'X"
> pB5&7C5 B@5 - > 58,C&7CbB 7 > 5&0BC7C5 , > C'5&7C,!, B58&^' !, > 5#7C5 > 58, > ,U 'Hr - '58, 7
@! > > 5* NBC587# !85*7C5 > 55a7C/05 }pa79BC5 > 5&,9BC558,B > V p BU58795&B
+!7 7C5 > 58
, J! , > 5 8'
MB > '7958,%?+,95 > B7!,C6 ,9,8 > 5b 8BC58,
r - ,9 8 MB] p8 > 6588,C6 > 5 8'NB79 5 > 5 8&5 ,C,C { ! ( %.7 0 658j
m
+!8BC5/05 pO79BC5 > 5 > 5 B7C,C6 ,9,8 7 +7C 58NB! > 58,# p87 5' V 5&,9BC5 ,9 7
,9'5&NB5/0+ > %B5'^'7#&' 79 ! > 57C58&58?5&NB > 8BC5 83O>: 5' !- /JM + > 58,B M 7
5 - /JM5 5 > 5 B7C,9,C,8!.5 - > 5&,Up > 5 7+}- [ +8!B5,C587589J > 8 `9: > 5 ,9587
BC7,9bB > V *58,B5|,9 7 + 8!B5 8T: ,C,C ,C5&779 6587C+!8BC5 > M5' V
(~ > ', ',|+ &B5&, > 5 > 5 B7C,9,C,8! /JM5u 7 B7C,C6BC > , 7 !, 8 &'\
79 > B5&+ ,C > 7C58&58? > ,8 B+ > , > 5,8BC58, 3\ 7C5&8'58& > ', V
7* > + &B5B7C,9bB > _ 5 *(* 7 5 - !,C,CJ8 > * B5& > 5J > */05 8'797C5&,U ' > 5
B5& 58&58,9,+- 79 74/JM5B5'^ 5 4&' 79 ! > 5,958 7C58&58?5&NB 5' - /0+
> 5&,9BC V 5 BC58 458 B5& 7 (* 587C&'7C795 5 > 5BC7,9,C,& 5 7C5 B7C,C6BC5
BC > ,1',+ 8!B58, !}\ 7958858& > ,*& B58 > 5,J > B58+6,9 > 5&,U'^ B > V
I !B > |(* BC7,9bB7# 58+,', 8BC58, /05_ 8p 5&E+ 7B5 > 5 > 51B7C,C6 ,9,8 7
5.[ bBx*/JM5,C5 BC7M,C6B > ',= ,+ &B5&, > /05(* > !- /JM + > 58,B M ',C,CB7aBx7 V
,B 5879bB5# &'NB79 5 > +[ > 5 > > , 7 5 > *5J B7=/JM5 7C5 > 5 /05 8'^ 58,9BC ' > &'f+ 8!B58, /05,C5&78 > 58,97Bx > ,T 5 (* > | !- /JM + > 58,B M V " 5 DY1G `!R In 7 ,
'7C! '58,,9'?795 B[5&- 8 > 5 > 5&,U ]p NBC5 V
(
"%
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m
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Janela Inicial
1
2
3
4
5
6
7
8
9
10
8
9
10
Janela Deslizando
1
2
3
4
5
6
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APLICAÇÃO
Aplicações
TRANSPORTE
TCP/UDP
ICMP
REDE
IP
ARP/RARP
FÍSICA
Interface de Rede
e Hardware
ARQUITETURA TCP/IP
PROTOCOLOS TCP/IP
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T[VYS
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,C5^'5@)6 > 5'58,B7aB > 5&)/0+3\
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> 5&7C5J8 ; 5 587C,9 8 ; ; : 5 7CBC[& 6
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mQm
SERVIDOR
socket ()
bind ()
listen ()
accept ()
CLIENTE
Bloqueia até que um cliente
solicite uma conexão
socket ()
Estabelecimento de uma conexão
connect ()
write ()
nsagem
e me
ansmit
Tr
read ()
Chamada de sistema
Recebe mensagem
write ()
Fluxo p/ Estabelecimento
da conexão
Devolv
Fluxo IPC
e men
sagem
read ()
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79/0] 4 > ,U ',9BC' 7 > 5&,C&7CBC'7 > 5 ,9[/05 B5 > 5 ,C5&7 879 > ,958 ,9587 ,9,CJ8 > 4M
5& > 58795[& > 5 > 5&,9B 58,# 5&'r- 8 D\1G `R I V
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79 6BC] !,#8 !B+U" { 5 / !<24-Y+ ,& > ,C&MB > ,5& , > 5&Bx} 5&, > 5&8'797C5&7 > BC7? V
D\1G `R 7 `'S I > 58,987C.5 '5& B? 5&- )'MBC7C',BC ', > 5@ NB5 &58, V
Camada de Soquete
STREAM DATAGRAMS SEQ-DGM
Dominio Internet
Camada de Protocolos
TCP
Camada de Interface de Rede
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UDP
Rede A
Rede B
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IP
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?M,9B7C ! 7 B+ > , > 5 ! > > 5 GJ[/05 B5 7 ! > > 5 79BJ8',5 > > 5@
NB5&7\
&5 > 5; 5 > 5 V
.;Z.FP. F & H p NB587 85*58NBC7C5!, 8 '5&,5',7C!BJ8',
> 5 8'M 8 7 5 B5& &' 7C8]+ ,b '5&, > ] 5&7C58M8 !7 , } ! '58,658 5.[58&r 0|658,9 @.- /0 + 7 5 '7958&587 7C8p 5&+ > 7C58,+7C |589J 5795885&? 658NBC > 5 > > , V
?M,9B7C ! ,9 79Bx > q '758,Bx 8 > 5*- % ( 'X +.-Y+ V , ,9[/05 B5&,T > 5& ,C '79B7 > ] 5&7C5&0BC58,
'79 !, > 5@,C5&7#J 9& ', > 5|&'M V GJ5[ ! T[VWT > 58,98795' 5'^ M, > 58,B5&,,9587#J 8 ', V
.;Z.FP. F O93H
9>"$ 5 - '79 > T 7 > ]' 5&7C,C, ! r - !, > 5 79BJ8 ', V > ! r - 56- 8' ',9B| 5' ',, 7CBC[& ,%/JM5 5879BC58&58 5&,C6 {6( NQy $D2 ( 7 /05 5- 58,9/JM58 > 5
5& > 58795[8 5&NB /05O 5879bB5| > 58NB > 5 - /0+ V r'^ M7 T[VO 5.[ ? 5} 5&+,
> 'r - NB58795&B &' '^ M, > ,_ 7CBC[& , /05 &p 58 + 79BC5 > &' NB > 5 7C!BJ8 ',
(* L!
V - 'MB79', > 'r - ',/05, > 5&),C5&7*85&,C, > ',!B7Cs# 5&- , > 0BC587 85@,CJ/05&BC5 V
- B 8 > 5 - .;Z.PF.MF 84HD.F
ZP F V 5 - &' ',Bx 5' ',&'\
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5@!8'7 > 8')5&,9BC5|6 > 5' 7 M 7CJ85&,C,9/05 > 5&,C5 5|,C5@&'78' 'MB79 7CJ85&,C,C
MBC p NBC587# !85 ,CJ/JM5&B5 + 7C > 5&B5&7C6 +!7646 > > 5 8' 8 !45 7CBC[& /05
> ,U '? p !7+
- 8'M 8 V
! > > 54G[J/JM5&B55&0B8 58,Bx? 5' 5885 &'5. &' .- /0+ 7C586B !BC7[ 58- , > 5 M > ', 7CBC[& , > 8 > > 5KM 7CBC[& ', V ,
79BJ8 ', > > > 5 7CBC[& ,p7C5&858? 58 ', > > ',589J > ', 5' | > > 5G[[/05 B5
5 > 5&BC587C6 /05 NBC587# !85 > > > 5 ;*5 > 5 > 5.' 5& ,C5&77C5+ ,9, > , V ! > > 5
- ( d T
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&'q7C!BJ8', > 58' 8 !5B5&8 ^' , > 57C5 > 5/05 ',9,C5& 658! ,9',7+- 7C',
> _5 M8 +658NB 7 5 & |NB587C !5_- > 5&NBxD+!77C'798'+7# ,C587J98 > 5*8' \
! 5 & 5&0BC5 V #,9BC58 Hr - B > 58,C&7C.5 '5 6 > '5 > 5&'! NB5&7\YM7CJ858,9,C',|+
G[5J T[VbO'V G[5[! TJV_T > 5 5*% NB5 &5*G[[/05 B5 ,C > %58NB795*, ! '58,r51', 7C!BJ8 ',
> 51&'M 5& 7C5 > 5 V G[5[! T[VYS <5 %B5&8 ^' (* L!
,C > +%&'! 0BC58e7 \Y79[&58,C,9', 8' 58 ,C5*', 7CBC[& , > 5*BC7MU, '79BC5 V 7 - bB 6 7 G[5J T[VYR > 5&,C8795 5
b & '5&NB > B5&8 ^' > 5@7C5 > 5 pUB 58795&B V
T[VbO $ > 5' > 5 ! 0BC587e\ 7CJ85&,C,C,
6 > 5 > 5&'! 0BC587e\Y79[&58,C,9', 8 : !/JM > 5&,C&7CBC ' > 5 M > '7 + > '\
',|D `'S I=5& ,C5& 58,B > ,C?7C5| > 58,958 5& > ', M7CBC[& ',(* La
5@65&M ,C6 > 5
&'! NBC587\` 7CJ85&,C,9', > 6,9 ,B58 587!8 +=G[M @G|+!7 ,C '79B7 8 '5&, > ,e\
BC7C ?MHr - > !,158 7C5 > 58, > 5 B3\` 5' J8 > > 5 V G[58,*5. 5879 658NB',*,C5|?+,957C 58 5&,9B > 7 7 5&0BC7C5
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