Juniper JUNOSE, Руководство по настройке

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Inter-AS Option C ..................................................................................396
Inter-AS Option C with Route Reflectors ...............................................398
Providing IPv6 VPN Services Across Multiple Autonomous Systems ............399
Using Route Targets to Configure VPN Topologies .......................................400
Full-Mesh VPNs .....................................................................................400
Hub-and-Spoke VPNs ............................................................................401
Overlapping VPNs .................................................................................402
Constraining Route Distribution with Route-Target Filtering ........................404
Exchanging Route-Target Membership Information ..............................405
Receiving and Sending RT-MEM-NLRI Routing Updates ........................406
Conditions for Advertising RT-MEM-NLRI Routes ..................................408
Advertising a Default Route ..................................................................408
Route Selection When Route-Target Filtering Is Enabled .......................410
Configuring Route-Target Filtering ........................................................411
Multicast Services over VPNs .......................................................................412
Configuring BGP VPN Services ....................................................................412
VRF Configuration Tasks .......................................................................412
PE Router Configuration Tasks ..............................................................414
Creating a VRF ......................................................................................415
Specifying a Route Distinguisher ...........................................................416
Defining Route Targets for VRFs ...........................................................416
Setting Import and Export Maps for a VRF ............................................420
Characteristics of Import and Global Import Maps ..........................421
Characteristics of Export and Global Export Maps ..........................422
Subsequent Distribution of Routes .................................................423
Creating a Map ...............................................................................423
Export Maps ...................................................................................423
Global Export Maps ........................................................................424
Import Maps ...................................................................................424
Global Import Maps ........................................................................425
Global Export of IPv6 VPN Routes into the Global BGP IPv6 RIB ...........426
Assigning an Interface to a VRF ............................................................426
Defining Secondary Routing Table Lookup ...........................................428
Adding Static Routes to a VRF ...............................................................429
Configuring IGPs on the VRF .................................................................430
Configuring the IGP in the VRF Context ..........................................430
Configuring the IGP Outside the VRF Context .................................431
Disabling Automatic Route-Target Filtering ...........................................432
Creating Labels per FEC ........................................................................432
Configuring PE-to-PE LSPs ....................................................................434
Enabling BGP Routing ...........................................................................434
Enabling BGP ECMP for BGP/MPLS VPNs ..............................................434
Enabling VPN Address Exchange ..........................................................437
Configuring PE-to-CE BGP Sessions .......................................................438
Advertising Static Routes to Customers .................................................439
Advertising IGP Routes to Customers ....................................................439
Disabling the Default Address Family ...................................................440
Using a Single AS Number for All CE Sites ............................................441
Preventing Routing Loops .....................................................................442
Advertising Prefixes with Duplicate AS Numbers ..................................445
Controlling Route Importation ..............................................................446
Table of Contents
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Table of Contents