Bgp Confederation Configuration - 3Com S7906E Configuration Manual

BGP Local router ID is 200.1.2.1
Status codes: * - valid, > - best, d - damped,
Network
i 1.0.0.0
Switch D learned route 1.0.0.0/8 from Switch C.

BGP Confederation Configuration

Network requirements
As shown in the following figure, to reduce iBGP connections in AS 200, split it into three sub-ASs,
AS65001, AS65002 and AS65003. Switches in AS65001 are fully meshed.
Figure 1-25 Network diagram for BGP confederation configuration
Switch F
Vlan-int600
Vlan-int100
AS 100
Device
Switch A
Switch B
Switch C
Configuration procedure
1) Configure IP addresses for interfaces (omitted)
2) Configure BGP confederation
# Configure Switch A.
<SwitchA> system-view
[SwitchA] bgp 65001
[SwitchA-bgp] router-id 1.1.1.1
[SwitchA-bgp] confederation id 200
[SwitchA-bgp] confederation peer-as 65002 65003
[SwitchA-bgp] peer 10.1.1.2 as-number 65002
[SwitchA-bgp] peer 10.1.1.2 next-hop-local
h - history, i - internal, s - suppressed, S - Stale
Origin : i - IGP, e - EGP, ? - incomplete
NextHop
193.1.1.2
Switch B
Vlan-int300
Vlan-int200
AS 65002
Vlan-int100
Vlan-int400
Vlan-int400
Switch A
Vlan-int500
Vlan-int500
Switch E
AS 200
Interface IP address
Vlan-int100 200.1.1.1/24
Vlan-int200 10.1.1.1/24
Vlan-int300 10.1.2.1/24
Vlan-int400 10.1.3.1/24
Vlan-int500 10.1.4.1/24
Vlan-int200 10.1.1.2/24
Vlan-int300 10.1.2.2/24
MED LocPrf
0 100
Switch C
AS 65003
Switch D
Vlan-int200
AS 65001
Vlan-int200
Device
Switch D
Switch E
Switch F
1-58
PrefVal Path/Ogn
0 100i
Interface IP address
Vlan-int200 10.1.5.1/24
Vlan-int400 10.1.3.2/24
Vlan-int200 10.1.5.2/24
Vlan-int500 10.1.4.2/24
Vlan-int100 200.1.1.2/24
Vlan-int600 9.1.1.1/24