Bgp Configuration Examples; Resetting Bgp Connections; Clearing Bgp Information; Bgp Basic Configuration - H3C LS-3100-52P-OVS-H3 Operation Manual

Resetting BGP Connections

Reset all BGP connections
Reset the BGP connections to an AS
Reset the BGP connection to a peer
Reset all eBGP connections
Reset the BGP connections to a peer
group
Reset all iBGP connections
Reset all IPv4 unicast BGP connections

Clearing BGP Information

To do...
Clear dampened MBGP routing
information and release suppressed
routes
Clear route flap information

BGP Configuration Examples

BGP Basic Configuration

Network requirements
In the following figure are all BGP switches. Between Switch A and Switch B is an eBGP connection.
iBGP speakers Switch B, Switch C and Switch D are fully meshed.
Figure 1-20 Network diagram for BGP basic configuration
AS 65008
Vlan-int100
8.1.1.1/8
Vlan-int200
200.1.1.2/24
Switch A
Configuration procedure
1) Configure IP addresses for interfaces (omitted)
2) Configure iBGP connections
To do...
AS 65009
Vlan-int300
9.1.3.1/24
Vlan-int200
200.1.1.1/24
Switch B
Use the command...
reset bgp all
reset bgp as-number
reset bgp ip-address [ flap-info ]
reset bgp external
reset bgp group group-name
reset bgp internal
reset bgp ipv4 all
Use the command...
reset bgp dampening [ ip-address [ mask |
mask-length ] ]
reset bgp flap-info [ ip-address
[ mask-length | mask ] | as-path-acl
as-path-acl-number | regexp
as-path-regular-expression ]
Vlan-int300 Vlan-int500
9.1.3.2/24 9.1.2.1/24
Switch C
Vlan-int400 Vlan-int400
9.1.1.1/24 9.1.1.2/24
1-42
Remarks
Available in user
view
Remarks
Available in
user view
Vlan-int500
9.1.2.2/24
Switch D