Juniper JUNOSE SOFTWARE FOR E SERIES 11.0.X - BGP AND MPLS CONFIGURATION GUIDE 2009-12-30 Configuration Manual page 25

List of Figures
Part 1
Chapter 1
Border Gateway Protocol
Configuring BGP Routing
Figure 1: BGP Peers .........................................................................................5
Figure 2: Internal and External BGP ................................................................6
Figure 3: Interior Gateway Protocols ...............................................................7
Figure 4: Routing Without CIDR ....................................................................10
Figure 5: Routing with CIDR ..........................................................................10
Figure 6: Transit Service ................................................................................12
Figure 7: Nontransit Service ..........................................................................12
Figure 8: IPv6 Routing over TCP IPv4 ............................................................13
Figure 9: IPv6 Routing over TCP IPv6 ............................................................13
Figure 10: Configuring Neighbors ..................................................................25
Figure 11: BGP Peer Groups ..........................................................................27
Figure 12: Using EBGP-Multihop ....................................................................32
Figure 13: Prefixes Originating in an AS ........................................................51
Figure 14: Redistributing Routes into BGP .....................................................53
Figure 15: Advertising a Default Route ..........................................................56
Figure 16: Setting a Static Default Route .......................................................58
Figure 17: Configuring Aggregate Addresses .................................................59
Figure 18: Advertising a Route When Another Route is Present ....................66
Figure 19: Advertising a Route When Another Route is Absent .....................68
Figure 20: Advertising a Default Route When Another Route is Present ........70
Figure 21: Filtering with Access Lists .............................................................84
Figure 22: Filtering Routes with an Access List ..............................................84
Figure 23: Filtering with AS-Path Access Lists ................................................88
Figure 24: Assigning a Filter List ....................................................................89
Figure 25: Route Map Filtering ......................................................................91
Figure 26: Communities ................................................................................93
Figure 27: Community Lists ..........................................................................96
Figure 28: Configuring Next-Hop Processing ...............................................108
Figure 29: Next-Hop Behavior for Broadcast Multiaccess Media ..................110
Figure 30: Next-Hop Behavior for Nonbroadcast Multiaccess Media ............110
Figure 31: Assigning a Weight to a Neighbor Connection ............................112
Figure 32: Configuring the Local-Preference Attribute .................................116
Figure 33: The Origin Attribute ....................................................................118
Figure 34: AS-Path Attributes ......................................................................121
Figure 35: Configuring the MED ..................................................................122
Figure 36: Synchronization ..........................................................................134
Figure 37: Disabling Synchronization ..........................................................135
Figure 38: Administrative Distances ............................................................138
Figure 39: Administrative Distance and Synchronization ............................139
Figure 40: Backdoor Route ..........................................................................140
3
xxv
List of Figures