BGP/MPLS VPN Configuration 541
The second one is related to IP address, in the form of 32-bit IP address (can be
0.0.0.0 here):16-bit user-defined number, for example, 172.1.1.1:1.
Perform the following configuration in the VPN-instance view.
By default, the value is both. In general all Sites in a VPN can be interconnected,
and the import-extcommunity and export-extcommunity attributes are the
same, so you can execute the command only with the both option.
Up to 16 VPN-targets can be configured with a command, and up to 20
vpn-targets can be configured for a VPN-instance.
4 Limit the maximum number of routes in a VPN-instance
This command is used to limit the maximum number of routes for a VPN-instance
so as to avoid too many routes imported from a Site.
Perform the following configuration in the VPN-instance view.
Integer is in the range of 1 to 65536 and alarm-integer is in the range of 1 to 100.
n
Changing the maximum route limit for VPN-instance will not affect the existing
routing table. To make the new configuration take effect immediately, you should
rebuild the corresponding routing protocol or perform shutdown/undo
shutdown operation on the corresponding interface.
5 Configure vlan-id larger than 1024 on the fast Ethernet port of Trunk type
(Optional)
Configure vlan-id larger than 1024, with the range of MPLS/VPN VLANs allowed
to pass the port from vlan-id to vlan-id + 1023
Perform the following configuration in Ethernet port view.
Tab le 528 Create VPN-target extended community for the VPN-instance
Operation Command
Configure VPN-target extended community
for the VPN-instance
vpn-target vpn-target-extcommunity [
import-extcommunity |
export-extcommunity | both ]
Delete the specified VPN-target attribute from
the VPN-target attribute list associated with
the VPN-instance
undo vpn-target vpn-target-extcommunity [
import-extcommunity |
export-extcommunity | both ]
Tab le 529 Limit the maximum number of routes in the VPN-instance
Operation Command
Limit the maximum number of routes in the
VPN-instance
routing-table limit integer { alarm-integer |
syslog-alert }
Remove the maximum number limitation undo routing-table limit
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