H3C S7500E Series Ethernet Switches Operation Manual

Operation Manual – IPv6 Routing
H3C S7500E Series Ethernet Switches Chapter 5 IPv6 BGP Configuration
5-10
5.4.5 Configuring Route Reception Policy
Follow these steps to configure route reception policy:
To do... Use the command... Remarks
Enter system view
system-view
—
Enter BGP view
bgp as-number
—
Enter IPv6 address family
view
ipv6-family —
Configure inbound route
filtering
filter-policy { acl6-number |
ipv6-prefix ipv6-prefix-name }
import
Required
Not configured by
default
Apply a routing policy to
routes from a peer/peer
group
peer { ipv6-group-name |
ipv6-address } route-policy
route-policy-name import
Required
Not applied by default
Specify an ACL to filter
routes imported from a
peer/peer group
peer { ipv6-group-name |
ipv6-address } filter-policy
acl6-number import
Required
Not specified by
default
Specify an AS path ACL
to filter routing information
imported from a peer/peer
group
peer { ipv6-group-name |
ipv6-address } as-path-acl
as-path-acl-number import
Required
Not specified by
default
Specify an IPv6 prefix list
to filter routing information
imported from a peer/peer
group
peer { ipv6-group-name |
ipv6-address } ipv6-prefix
ipv6-prefix-name import
Required
Not specified by
default
Specify the upper limit of
address prefixes imported
from a peer/peer group
peer { ipv6-group-name |
ipv6-address } route-limit limit
[ percentage ]
Optional
By default, no limit on
prefixes
 Note:
z Only routes passing the specified policy can be added into the local IPv6 BGP
routing table.
z Members of a peer group can have different inbound route policies.
5.4.6 Configuring IPv6 BGP and IGP Route Synchronization
With this feature enabled and when a non-BGP router is responsible for forwarding
packets in an AS, IPv6 BGP speakers in the AS cannot advertise routing information to
outside ASs unless all routers in the AS know the latest routing information.