HP FlexNetwork 10500 Series Configuration Manual page 219

Step
2. Enter BGP instance view.
3. Enter BGP VPNv4 address
family view.
4. Configure filtering of
advertised routes.
5. Configure filtering of
received routes.
6. Advertise the COMMUNITY
attribute to a peer or peer
group.
7. Allow the local AS number to
appear in the AS_PATH
attribute of routes received
from the peer, and set the
maximum number of
repetitions.
8. Filter routes received from or
advertised to a peer or peer
group based on an AS_PATH
list.
9. Advertise a default VPN
route to a peer or peer group.
10. Apply an ACL to filter routes
received from or advertised
to a peer or peer group.
11. Save all route updates from a
peer or peer group.
12. Specify the device as the
next hop of routes sent to a
peer or peer group.
13. Configure BGP to not
change the next hop of
routes sent to a peer or peer
group.
14. Set a preferred value for
routes received from a peer
or peer group.
Command
bgp as-number [ instance
instance-name ]
address-family vpnv4
filter-policy { ipv4-acl-number |
prefix-list prefix-list-name }
export [ protocol process-id ]
filter-policy { ipv4-acl-number |
prefix-list prefix-list-name }
import
peer { group-name | ipv4-address
[ mask-length ] }
advertise-community
peer { group-name | ipv4-address
[ mask-length ] } allow-as-loop
[ number ]
peer { group-name | ipv4-address
[ mask-length ] } as-path-acl
as-path-acl-number { export |
import }
peer { group-name | ipv4-address
[ mask-length ] }
default-route-advertise
vpn-instance vpn-instance-name
peer { group-name | ipv4-address
[ mask-length ] } filter-policy
ipv4-acl-number { export |
import }
peer { group-name | ip-address
[ mask-length ] } keep-all-routes
peer { group-name | ipv4-address
[ mask-length ] } next-hop-local
peer { group-name | ipv4-address
[ mask-length ] }
next-hop-invariable
peer { group-name | ipv4-address
[ mask-length ] } preferred-value
value
210
Remarks
N/A
N/A
By default, BGP does not filter
advertised routes.
By default, BGP does not filter
received routes.
By default, BGP does not
advertise the COMMUNITY
attribute to any peers or peer
groups.
By default, BGP discards route
updates that contain the local AS
number.
By default, no AS filtering list is
applied to a peer or peer group.
By default, no default VPN route is
advertised to a peer or peer
group.
By default, no ACL-based filtering
is configured.
By default, BGP does not save
route updates from any peer.
By default, the device sets itself
as the next hop for routes sent to
a peer or peer group.
By default, the device sets itself
as the next hop for routes sent to
a peer or peer group.
In an inter-AS option C network
where an RR is used to advertise
VPNv4 routes, configure this
command on the RR so the RR
does not change the next hop of
routes sent to BGP peers and
clients.
By default, the preferred value is
0.