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Bgp confederation configuration example, Network requirements – H3C Technologies H3C SR8800 User Manual

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[RouterD] bgp 200

[RouterD-bgp] peer 194.1.1.1 as-number 200

[RouterD-bgp] quit

3.

Configure the route reflector:
# Configure Router C as the route reflector.

[RouterC] bgp 200

[RouterC-bgp] peer 193.1.1.2 reflect-client

[RouterC-bgp] peer 194.1.1.2 reflect-client

[RouterC-bgp] quit

4.

Verify the configuration:
# Display the BGP routing table on Router B.

[RouterB] display bgp routing-table

Total Number of Routes: 1

BGP Local router ID is 200.1.2.2

Status codes: * - valid, ^ - VPNv4 best, > - best, d - damped,

h - history, i - internal, s - suppressed, S - Stale

Origin : i - IGP, e - EGP, ? - incomplete

Network NextHop MED LocPrf PrefVal Path/Ogn

*> 1.0.0.0 192.1.1.1 0 0 100i

# Display the BGP routing table on Router D.

[RouterD] display bgp routing-table

Total Number of Routes: 1

BGP Local router ID is 200.1.2.1

Status codes: * - valid, ^ - VPNv4 best, > - best, d - damped,

h - history, i - internal, s - suppressed, S - Stale

Origin : i - IGP, e - EGP, ? - incomplete

Network NextHop MED LocPrf PrefVal Path/Ogn

i 1.0.0.0 193.1.1.2 0 100 0 100i

Router D learned the route 1.0.0.0/8 from Router C.

BGP confederation configuration example

Network requirements

As shown in

Figure 95

, to reduce IBGP connections in AS 200, split it into three sub-ASs, AS65001,

AS65002 and AS65003. Routers in AS65001 are fully meshed.