Bgp Confederation Configuration Example - HP 6125XLG Configuration Manual

[SwitchD] display bgp routing-table ipv4
Total number of routes: 1
BGP local router ID is 4.4.4.4
Status codes: * - valid, > - best, d - damped, h - history,
Network
i 20.0.0.0
Switch D has learned route 20.0.0.0/8 from Switch C.

BGP confederation configuration example

Network requirements
As shown in
65002, and AS 65003. Switches in AS 65001 are fully meshed.
Figure 63 Network diagram
Switch F
Vlan-int600
Vlan-int100
AS 100
Device
Switch A
Switch B
Switch C
Configuration procedure
1. Configure IP addresses for interfaces. (Details not shown.)
2. Configure BGP confederation:
s - suppressed, S - Stale, i - internal, e - external
Origin: i - IGP, e - EGP, ? - incomplete
NextHop
193.1.1.2
Figure 63, to reduce IBGP connections, AS 200 is split into three sub-ASs: AS 65001, AS
Switch B
Vlan-int200
AS 65002
Vlan-int100
Switch A
Vlan-int500
Vlan-int500
AS 200
Interface
Vlan-int100
Vlan-int200
Vlan-int300
Vlan-int400
Vlan-int500
Vlan-int200
Vlan-int300
MED
0
Switch C
Vlan-int300
AS 65003
Switch D
Vlan-int400
Vlan-int400
Vlan-int200
AS 65001
Vlan-int200
Switch E
IP address Device
200.1.1.1/24 Switch D
10.1.1.1/24
10.1.2.1/24 Switch E
10.1.3.1/24
10.1.4.1/24 Switch F
10.1.1.2/24
10.1.2.2/24
244
LocPrf PrefVal Path/Ogn
100 0
Interface
Vlan-int200
Vlan-int400
Vlan-int200
Vlan-int500
Vlan-int100
Vlan-int600
100i
IP address
10.1.5.1/24
10.1.3.2/24
10.1.5.2/24
10.1.4.2/24
200.1.1.2/24
9.1.1.1/24