ospf的选路及汇总

R2#sho ip route 4.4.4.4

Routing entry for 4.4.4.4/32

Known via "ospf 100", distance 110, metric 21, type intra area

Last update from 192.168.24.4 on Ethernet1/4, 00:02:55 ago

Routing Descriptor Blocks:

* 192.168.24.4, from 4.4.4.4, 00:02:55 ago, via Ethernet1/4

Route metric is 21, traffic share count is 1

R3

area 1 range 4.4.4.0 255.255.255.0

R3#sho ip route 4.4.4.0

Routing entry for 4.4.4.0/24

Known via "ospf 100", distance 110, metric 0, type intra area

Routing Descriptor Blocks:

* directly connected, via Null0

Route metric is 0, traffic share count is 1