To configure AS number substitution for a peer or peer group (IPv6 unicast/multicast address family):
Step
1.
Enter system view.
2.
Enter BGP view or BGP-VPN
instance view.
3.
Configure AS number
substitution for a peer or peer
group.
Removing private AS numbers from updates sent to an EBGP peer or peer group
Private AS numbers are typically used in test networks, and should not be transmitted in public networks.
The range of private AS numbers is from 64512 to 65535.
To remove private AS numbers from updates sent to an EBGP peer or peer group (IPv4 unicast/multicast
address family):
Step
1.
Enter system view.
2.
Enter BGP IPv4 unicast
address family view,
BGP-VPN IPv4 unicast
address family view, or
BGP IPv4 multicast
address family view.
3.
Configure BGP to remove
private AS numbers from
the AS_PATH attribute of
updates sent to an EBGP
peer or peer group.
To remove private AS numbers from updates sent to an EBGP peer or peer group (IPv6 unicast/multicast
address family):
Step
1.
Enter system view.
Command
system-view
•
Enter BGP view:
bgp as-number
•
Enter BGP-VPN instance view:
a.
bgp as-number
b.
ip vpn-instance
vpn-instance-name
peer { group-name |
ipv6-address } substitute-as
Command
system-view
•
Enter BGP IPv4 unicast address family
view:
a.
bgp as-number
b.
address-family ipv4 [ unicast ]
•
Enter BGP-VPN IPv4 unicast address
family view:
a.
bgp as-number
b.
ip vpn-instance
vpn-instance-name
c.
address-family ipv4 [ unicast ]
•
Enter BGP IPv4 multicast address
family view:
a.
bgp as-number
b.
address-family ipv4 multicast
peer { group-name | ip-address }
public-as-only
Command
system-view
237
Remarks
N/A
N/A
By default, AS number substitution
is not configured.
Remarks
N/A
N/A
By default, this feature is not
configured.
This command is only applicable
to EBGP peers or peer groups.
Remarks
N/A