45
Local route
Destination/Mask Nexthop Cost Tag Flags Sec
1.1.1.0/24 0.0.0.0 0 0 RDOF -
2.1.1.0/24 0.0.0.0 0 0 RDOF -
3.1.1.0/24 0.0.0.0 0 0 RDOF -
The output shows that RIPv1 uses a natural mask.
3. Configure a RIP version:
# Configure RIPv2 on Switch A.
[SwitchA] rip
[SwitchA-rip-1] version 2
[SwitchA-rip-1] undo summary
[SwitchA-rip-1] quit
# Configure RIPv2 on Switch B.
[SwitchB] rip
[SwitchB-rip-1] version 2
[SwitchB-rip-1] undo summary
[SwitchB-rip-1] quit
# Display the RIP routing table on Switch A.
[SwitchA] display rip 1 route
Route Flags: R - RIP, T - TRIP
P - Permanent, A - Aging, S - Suppressed, G - Garbage-collect
D - Direct, O - Optimal, F - Flush to RIB
----------------------------------------------------------------------------
Peer 1.1.1.2 on Vlan-interface100
Destination/Mask Nexthop Cost Tag Flags Sec
10.0.0.0/8 1.1.1.2 1 0 RAOF 50
10.2.1.0/24 1.1.1.2 1 0 RAOF 16
10.1.1.0/24 1.1.1.2 1 0 RAOF 16
Local route
Destination/Mask Nexthop Cost Tag Flags Sec
1.1.1.0/24 0.0.0.0 0 0 RDOF -
2.1.1.0/24 0.0.0.0 0 0 RDOF -
3.1.1.0/24 0.0.0.0 0 0 RDOF -
The output shows that RIPv2 uses classless subnet masks.
After RIPv2 is configured, RIPv1 routes might still exist in the routing table until they are aged
out.
# Display the RIP routing table on Switch B.
[SwitchB] display rip 1 route
Route Flags: R - RIP, T - TRIP
P - Permanent, A - Aging, S - Suppressed, G - Garbage-collect
D - Direct, O - Optimal, F - Flush to RIB
----------------------------------------------------------------------------
Peer 1.1.1.1 on Vlan-interface100
Destination/Mask Nexthop Cost Tag Flags Sec
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