ThiÕt kÕ m« h×nh m¹ng ATM MPLS
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Lêi më ®Çu ................................................................................................................1
Ch−¬ng 1. Giíi thiÖu vÒ c«ng nghÖ MPLS .................................................... 3
1.1 Giíi thiÖu .........................................................................................................3
1.1.1 Kh¸i niÖm MPLS .....................................................................................4
1.1.2 Sù ra ®êi cña MPLS .................................................................................4
1.2 T×nh h×nh triÓn khai vµ qu¸ tr×nh chuÈn ho¸ vÒ MPLS .............................7
1.2.1 T×nh h×nh triÓn khai MPLS ......................................................................7
1.2.2 Qu¸ tr×nh chuÈn ho¸ vÒ MPLS .................................................................8
1.3 C¸c −u ®iÓm vµ øng dông cña MPLS ............................................................9
1.3.1 ¦u ®iÓm ...................................................................................................9
1.3.2 øng dông ................................................................................................10
1.4 Tãm t¾t ch−¬ng .............................................................................................11
CH¦¥NG 2. C¸c thµnh phÇn vµ ho¹t ®éng cña m¹ng MPLS……………..12
2.1 C¸c kh¸i niÖm c¬ b¶n cña MPLS ....................................................................12
2.2 C¸c thµnh phÇn c¬ b¶n cña MPLS ..................................................................15
2.3 C¸c giao thøc c¬ b¶n cña MPLS .....................................................................16
2.3.1 Giao thøc ph©n bè nh·n – LDP ...........................................................16
2.3.2 Giao thøc CR-LDP ..............................................................................17
2.3.3 Giao thøc RSVP ..................................................................................17
2.3.4 Giao thøc MPLS-BGP .........................................................................17
2.3.5 KiÕn tróc hÖ thèng giao thøc MPLS ...................................................17
2.4 Ho¹t ®éng cña MPLS ......................................................................................19
2.4.1 ChuyÓn m¹ch nh·n .............................................................................19
2.4.2 §å h×nh m¹ng MPLS ..........................................................................20
2.4.3 C¸c b−íc ho¹t ®éng cña MPLS ...........................................................20
2.4.4 C¸c ®−êng hÇm trong MPLS ...............................................................23
2.5 TriÓn khai øng dông c«ng nghÖ MPLS t¹i ViÖt Nam .....................................24
2.5.1 Kh¶ n¨ng øng dông cña MPLS ...........................................................25
2.5.2 Mét sè nguyªn t¾c khi triÓn khai m¹ng NGN......................................25
2.5.3 M« h×nh m¹ng MPLS ..........................................................................26
2.6 Tãm t¾t ch−¬ng ..............................................................................................27
CH¦¥NG 3: ThiÕt kÕ m¹ng ATM MPLS ...................................................... 28
3.1 Giíi thiÖu ........................................................................................................28
3.1.1 M« h×nh chøc n¨ng m¹ng NGN ..........................................................29
3.1.2 ChuyÓn m¹ch thÎ vµ thuËt ng÷ ............................................................30
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