HP FlexFabric 12900E Series Configuration Manual page 266

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
BGP-VPN
address family view, or BGP
IPv4 multicast address family
view.
3. Configure BGP to remove
private AS numbers from the
AS_PATH
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
address family):
Step
1. Enter system view.
Command
system-view
•
Enter
address family view:
a. bgp
b. address-family
•
Enter BGP-VPN IPv4 unicast
address family view:
c. bgp
family view,
IPv4 unicast
d. ip
e. address-family
•
Enter BGP IPv4 multicast
address family view:
f. bgp
g. address-family
peer { group-name | ipv4-address
attribute of
[ mask-length ] } public-as-only
Command
system-view
BGP IPv4 unicast
as-number
[ instance
instance-name
[ multi-session-thread ]
ipv4
[ unicast ]
as-number
[ instance
instance-name
[ multi-session-thread ]
vpn-instance
vpn-instance-name
ipv4
[ unicast ]
as-number
[ instance
instance-name
[ multi-session-thread ]
ipv4
multicast
254
Remarks
N/A
]
]
N/A
]
By default, BGP updates sent to
an EBGP peer or peer group can
carry both public and private AS
numbers.
This command is applicable only
to EBGP peers or peer groups.
Remarks
N/A