HP 5900 Series Configuration Manual page 156

The output shows that the status of the track entry is Positive, indicating that the next hop 10.2.1.2 is
reachable.
# Display the routing table of Switch A.
[SwitchA] display ip routing-table
Destinations : 9
Destination/Mask
10.2.1.0/24
10.2.1.1/32
10.3.1.0/24
10.3.1.1/32
20.1.1.0/24
20.1.1.1/32
30.1.1.0/24
127.0.0.0/8
127.0.0.1/32
The output shows that the master static route takes effect. Switch A forwards packets to 30.1.1.0/24
through Switch B.
# Remove the IP address of interface VLAN-interface 2 on Switch B.
<SwitchB> system-view
[SwitchB] interface vlan-interface 2
[SwitchB-Vlan-interface2] undo ip address
# Display information about the track entry on Switch A.
[SwitchA] display track all
Track ID: 1
State: Negative
Duration: 0 days 0 hours 0 minutes 32 seconds
Notification delay: Positive 0, Negative 0 (in seconds)
Tracked object:
BFD session mode: Echo
Outgoing interface: Vlan-interface2
VPN instance name: -
Remote IP: 10.2.1.2
Local IP: 10.2.1.1
The output shows that the status of the track entry is Negative, indicating that the next hop 10.2.1.2 is
unreachable.
# Display the routing table of Switch A.
[SwitchA] display ip routing-table
Destinations : 9
Destination/Mask
10.2.1.0/24
10.2.1.1/32
10.3.1.0/24
Routes : 9
Proto Pre Cost
Direct 0 0
Direct 0 0
Direct 0 0
Direct 0 0
Direct 0 0
Direct 0 0
Static 60 0
Direct 0 0
Direct 0 0
Routes : 9
Proto Pre Cost
Direct 0 0
Direct 0 0
Direct 0 0
150
NextHop Interface
10.2.1.1 Vlan2
127.0.0.1 InLoop0
10.3.1.1 Vlan3
127.0.0.1 InLoop0
20.1.1.1 Vlan5
127.0.0.1 InLoop0
10.2.1.2 Vlan2
127.0.0.1 InLoop0
127.0.0.1 InLoop0
NextHop Interface
10.2.1.1 Vlan2
127.0.0.1 InLoop0
10.3.1.1 Vlan3