peer default-route-advertise

Use peer default-route-advertise to advertise a default route to a peer or peer group.

Use undo peer default-route-advertise to disable default route advertisement to a peer or peer group.

Syntax

In BGP IPv4 unicast address family view/BGP-VPN IPv4 unicast address family view:

peer { group-name | ip-address } default-route-advertise [ route-policy route-policy-name ]

undo peer { group-name | ip-address } default-route-advertise

In BGP VPNv4 address family view:

peer { group-name | ip-address } default-route-advertise vpn-instance vpn-instance-name

undo peer { group-name | ip-address } default-route-advertise vpn-instance vpn-instance-name

In BGP IPv6 unicast address family view:

peer { group-name | ipv6-address } default-route-advertise [ route-policy route-policy-name ]

undo peer { group-name | ipv6-address } default-route-advertise

Default

No default route is advertised to a peer or peer group.

Views

BGP IPv4 unicast address family view, BGP-VPN IPv4 unicast address family view, BGP VPNv4 address family view, BGP IPv6 unicast address family view

Predefined user roles

network-admin

mdc-admin

Parameters

group-name: Specifies a peer group by its name, a case-sensitive string of 1 to 47 characters. The peer group must have been created.

ip-address: Specifies a peer by its IP address. The peer must have been created.

ipv6-address: Specifies a peer by its IPv6 address. The peer must have been created.

route-policy route-policy-name: Specifies a routing policy by its name, a case-sensitive string of 1 to 63 characters, to modify the route attribute.

vpn-instance vpn-instance-name: Specifies an MPLS L3VPN instance by its name, a case-sensitive string of 1 to 31 characters.

Usage guidelines

The peer default-route-advertise command enables the router to send a default route with the next hop being itself to the peer or peer group regardless of whether the default route exists in the routing table.

Examples

# In BGP IPv4 unicast address family view, advertise a default route to peer group test.

<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] address-family ipv4 unicast
[Sysname-bgp-ipv4] peer test default-route-advertise

# In BGP-VPN IPv4 unicast address family view, advertise a default route to peer group test.

<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] ip vpn-instance vpn1
[Sysname-bgp-vpn1] address-family ipv4 unicast
[Sysname-bgp-ipv4-vpn1] peer test default-route-advertise

# In BGP IPv6 unicast address family view, advertise a default route to peer group test.

<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] address-family ipv6 unicast
[Sysname-bgp-ipv6] peer test default-route-advertise