175
application might take a great time to sequence the packets. As a best practice, do not use the
second method.
Figure 43 MPLS VPN tunnel selection diagram
218BConfiguration procedure
To configure a tunnel policy:
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Create a tunnel policy,
and enter tunnel policy
view.
tunnel-policy
tunnel-policy-name By default, no tunnel policies exist.
3. Configure tunnel
selection methods.
• (Method 1) Configure a tunnel as
a preferred tunnel:
preferred-path tunnel number
• (Method 2) Configure the tunnel
selection order and the number of
tunnels for load balancing:
select-seq { cr-lsp | lsp } *
load-balance-number number
Configure one or both methods.
By default, no preferred tunnels are
configured.
By default, only one tunnel is
selected in LSP—CRLSP order.
NOTE:
For a VPN to exclusively use a tunnel, you can specify the tunnel as the preferred tunnel in a tunnel
policy, and apply the policy only to that VPN.
87B
Displaying tunnel information
Execute display commands in any view.
Task Command
Display tunnel information.
display mpls tunnel
{
all
|
statistics
| [
vpn-instance
vpn-instance-name ]
destination
{ ipv4-address | ipv6-address } }