3Com MSR 50 Network Router User Manual


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1715
rr-filter
Syntax rr-filter extended-community-list-number
undo rr-filter
View BGP-VPNv4 subaddress family view/BGP-L2VPN address family view
Parameter extended-community-list-number: Number of the extended community list
supported by the RR group, in the range 1 to 199.
Description Use the
rr-filter command to create an RR reflection policy.
Use the
undo rr-filter command to disable the function.
Only IBGP routes whose route target extended community attributes satisfy the
matching conditions are reflected. This provides a way to implement load
balancing between RRs.
Example # In BGP-VPNv4 subaddress family view, create an RR group and configure it to
automatically filter the incoming VPNv4 route update packets based on the route
target extended community attribute.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] ipv4-family vpnv4
[Sysname-bgp-af-vpnv4] rr-filter 10
# In BGP-L2VPN address family view, create an RR group and configure it to
automatically filter the incoming VPNv4 route update packets based on the route
target extended community attribute.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] l2vpn-family
[Sysname-bgp-af-l2vpn] rr-filter 10
sham-link
Syntax sham-link source-ip-address destination-ip-address [ cost cost | dead dead-interval |
hello hello-interval | retransmit retrans-interval | trans-delay delay | simple [ cipher |
plain ] password1 | { md5 | hmac-md5 } key-id [ cipher | plain ] password2 ] *
undo sham-link source-ip-address destination-ip-address [ cost | dead | hello |
retransmit | trans-delay | simple | { md5 | hmac-md5 } key-id ] *
View OSPF area view
Parameter source-ip-address: Source IP address for the sham link.
destination-ip-address: Destination IP address for the sham link.