báo cáo TT2

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Em xin cam oan ni dung ca n ny khng phi l bn sao chp ca bt c

n hoc cng trnh c t trc.

Nng, thng 5 nm 2007

Sinh vin thc hin

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Mc lc

CHNG 1..............................................................................................................1

TNG QUAN V H THNG THNG TIN QUANG......................................11.1. Gii thiu chng..............................................................................................1

1.2.2. Nhng u im ca h thng thng tin quang............................................21.2.3. Cu trc v cc thnh phn chnh ca h thng thng tin quang ...............4

1.4. Kt lun chng ...............................................................................................6CHNG 2..............................................................................................................7GII THIU MNG WDM...................................................................................7

2.1. Gii thiu chng..............................................................................................72.2. Nguyn l hot ng ca h thng WDM ........................................................9

2.3. u im ca h thng WDM...........................................................................10

2.4. Vn tn ti ca h thng WDM v hng gii quyt trong tng lai.........112.5. Chuyn mch quang.........................................................................................112.6. Cc thnh phn chnh ca h thng WDM.......................................................13

2.6.1. Thit b u cui OLT...............................................................................132.6.2. B ghp knh xen/rt quang OADM........................................................142.6.3. B khuch i quang.................................................................................192.6.4. Gii thiu v b kt ni cho quang OXC................................................21

2.6.4.1. Chc nng OXC.................................................................................212.6.4.2. Phn loi OXC ..................................................................................25

2.7. S chuyn i bc sng ................................................................................272.8. Kt lun chng...............................................................................................29

CHNG 3............................................................................................................30NH TUYN V GN BC SNG..............................................................30

3.1. Gii thiu chng............................................................................................303.2. Gii thiu v nh tuyn v gn bc sng (Routing and WavelengthAssignment - RWA)................................................................................................303.3. nh tuyn bc sng......................................................................................323.4. nh tuyn (Routing).......................................................................................33

3.4.1. Gii thiu...................................................................................................343.4.2. Phn loi nh tuyn..................................................................................35

3.6. S thit lp ng o (Virtual path) ..............................................................363.7. Phn loi mng quang WDM...........................................................................37

3.7.1. Mng single- hop.......................................................................................373.7.2. Mng Multi- hop.......................................................................................38

3.9. Kt lun chng...............................................................................................38

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APD Avalanche Photodiode Diod tch sng quang thc l

AS Autonomous System H thng c lp

ATM Asynchronous Transfer Mode Kiu truyn bt ng b

A

B

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BGP Border Gateway Protocol Giao thc nh tuyn vng bin

CDM Code Division Multiplexing Ghp knh phn chia theo m

DVA Distance Vector Algorithm Thut ton Vector khong cch

DWDM Dense WDM WDM mt cao

EDFA Erbium Doped Fiber Amplifier B khuch i quang si c pha tp

Erbium

EIGRP Enhanced IGRP Giao thc IGRP nng cp

IGRP Interior Gateway Routing Protocol Giao thc nh tuyn bn trongISDN Itegrated Servise Digital Network Mng s tch hp dch v

LD Diod Laser

LED Light Emitting Diode Diod pht quang

LP Lightpath ng i nh sng

LSA Link State Algorithm Thut ton trng thi lin kt

OADM Optical Add/Drop