Users Guide

Table Of Contents
Best path selection.................................................................................................................................................. 501
More path support.................................................................................................................................................. 502
Advertise cost..........................................................................................................................................................503
4-Byte AS numbers.................................................................................................................................................503
AS number migration...............................................................................................................................................503
Graceful restart........................................................................................................................................................504
Congure Border Gateway Protocol.....................................................................................................................505
Enable BGP.............................................................................................................................................................. 505
Congure Dual Stack.............................................................................................................................................. 508
Congure administrative distance.........................................................................................................................508
Peer templates.........................................................................................................................................................509
Neighbor fall-over.....................................................................................................................................................512
Congure password................................................................................................................................................. 514
Fast external fallover................................................................................................................................................515
Passive peering......................................................................................................................................................... 517
Local AS..................................................................................................................................................................... 517
AS number limit.........................................................................................................................................................518
Redistribute routes................................................................................................................................................... 519
Additional paths........................................................................................................................................................ 519
MED attributes.........................................................................................................................................................520
Local preference attribute...................................................................................................................................... 520
Weight attribute........................................................................................................................................................521
Enable multipath...................................................................................................................................................... 522
Route-map lters.....................................................................................................................................................522
Route reector clusters...........................................................................................................................................522
Aggregate routes..................................................................................................................................................... 523
Confederations.........................................................................................................................................................524
Route dampening.....................................................................................................................................................525
Timers....................................................................................................................................................................... 526
Neighbor soft-reconguration................................................................................................................................526
Redistribute iBGP route to OSPF.......................................................................................................................... 527
Debug BGP...............................................................................................................................................................529
BGP commands.......................................................................................................................................................530
Equal cost multi-path....................................................................................................................................................564
Load balancing......................................................................................................................................................... 564
Maximum ECMP groups and paths...................................................................................................................... 568
ECMP commands....................................................................................................................................................568
IPv4 routing.................................................................................................................................................................... 573
Assign interface IP address.....................................................................................................................................573
Congure static routing...........................................................................................................................................574
Address Resolution Protocol.................................................................................................................................. 575
IPv4 routing commands.......................................................................................................................................... 575
IPv6 routing....................................................................................................................................................................580
Enable or disable IPv6..............................................................................................................................................581
IPv6 addresses..........................................................................................................................................................581
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