Configuring Bfd For Lsps - HP 12500 Series Configuration Manual

6
-------------------------------------------------------------------
A '*' before an LSP means the LSP is not established
A '*' before a Label means the USCB or DSCB is stale
# On Switch A, check the connectivity of the LDP LSP from Switch A to Switch C.
[SwitchA] ping lsp ipv4 21.1.1.0 24
LSP Ping FEC: IPV4 PREFIX 21.1.1.0/24 : 100
Reply from 20.1.1.2: bytes=100 Sequence=1 time = 3 ms
Reply from 20.1.1.2: bytes=100 Sequence=2 time = 2 ms
Reply from 20.1.1.2: bytes=100 Sequence=3 time = 1 ms
Reply from 20.1.1.2: bytes=100 Sequence=4 time = 1 ms
Reply from 20.1.1.2: bytes=100 Sequence=5 time = 3 ms
--- FEC: IPV4 PREFIX 21.1.1.0/24 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 1/2/3 ms
# On Switch C, check the connectivity of the LDP LSP from Switch C to Switch A.
[SwitchC] ping lsp ipv4 11.1.1.0 24
LSP Ping FEC: IPV4 PREFIX 11.1.1.0/24 : 100
Reply from 10.1.1.1: bytes=100 Sequence=1 time = 2 ms
Reply from 10.1.1.1: bytes=100 Sequence=2 time = 2 ms
Reply from 10.1.1.1: bytes=100 Sequence=3 time = 2 ms
Reply from 10.1.1.1: bytes=100 Sequence=4 time = 3 ms
Reply from 10.1.1.1: bytes=100 Sequence=5 time = 2 ms
--- FEC: IPV4 PREFIX 11.1.1.0/24 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 2/2/3 ms

Configuring BFD for LSPs

Network requirements
As shown in
21.1.1.0/24 to 1 1.1.1.0/24. Configure BFD for the LSPs to detect LSP failures.
Configuration procedure
Configure LDP sessions (see
1.
Configure BFD for LSPs.
2.
# Configure Switch A.
<SwitchA> system-view
[SwitchA] mpls lspv
[SwitchA -mpls-lspv] bfd enable 21.1.1.0 24
[SwitchA -mpls-lspv] quit
# Configure Switch C.
<SwitchC> system-view
21.1.1.0/24
Figure 14, use LDP to establish an LSP from 1 1.1.1.0/24 to 21.1.1.0/24, and an LSP from
"Configuring LDP to establish LSPs
NULL/1027 10.1.1.2
38
-------/Vlan2
data bytes, press CTRL_C to break
data bytes, press CTRL_C to break
dynamically").