HP MSR2000 series Configuration Manual page 196

LD/RD SourceAddr
3/1 10.1.0.102
# Display routes destined for 120.1.1.0/24 on Switch A.
<SwitchA> display ip routing-table 120.1.1.0 verbose
Routing Table : Public
Summary Count : 1
Destination: 120.1.1.0/24
Protocol: ISIS
Preference: 0
IpPrecedence:
NextHop: 192.168.0.100
BkNextHop: 0.0.0.0
RelyNextHop: 0.0.0.0
Tunnel ID: 0x0
BKTunnel ID: 0x0
State: Active Adv
Tag: 0
The output shows that Switch A communicates with Switch B through VLAN-interface 10.
When the link over VLAN-interface 10 fails, BFD can quickly detect the failure.
# Display the BFD information on Switch A.
<SwitchA> display bfd session
Switch A has deleted the BFD session on VLAN-interface 10 to Switch B and displays no output.
# Display routes destined for 120.1.1.0/24 on Switch A.
<SwitchA> display ip routing-table 120.1.1.0 verbose
Routing Table : Public
Summary Count : 1
Destination: 120.1.1.0/24
Protocol: ISIS
Preference: 10
IpPrecedence:
NextHop: 10.1.1.100
BkNextHop: 0.0.0.0
RelyNextHop: 0.0.0.0
Tunnel ID: 0x0
BKTunnel ID: 0x0
State: Active Adv
Tag: 0
The output shows that Switch A communicates with Switch B through VLAN-interface 11.
DestAddr State Holdtime Interface
10.1.0.100 Up
Process ID: 1
Cost: 2
QosLcId:
Interface: Vlan-interface10
BkInterface:
Neighbor : 0.0.0.0
Label: NULL
BKLabel: NULL
Age: 00h58m10s
Process ID: 1
Cost: 4
QosLcId:
Interface: Vlan-interface11
BkInterface:
Neighbor : 0.0.0.0
Label: NULL
BKLabel: NULL
Age: 00h58m10s
183
1700ms vlan10