下面的输出是由哪个命令生成的只需指出命令，不用指出提示符。
FastEthernet0/0 is up, line protocol is up
Internet Address 10.10.10.1/24, Area 0
Process ID 1, Router ID 223.255.255.254, Network Type BROADCAST, Cost: 1 Transmit Delay is 1 sec, State DR, Priority 1
Designated Router (ID) 223.255.255.254, Interface address 10.10.10.1Backup Designated router (ID) 172.31.1.4, Interface address 10.10.10.2Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
oob-resync timeout 40
Hello due in 00:00:00
Supports Link-local Signaling (LLS)
Cisco NSF helper support enabled
IETF NSF helper support enabled
Index 3/3, flood queue length 0
Next 0x0(0)/0x0(0)
Last flood scan length is 1, maximum is 1
Last flood scan time is 0 msec, maximum is 0 msec
Neighbor Count is 1, Adjacent neighbor count is 1
Adjacent with neighbor 172.31.1. Suppress hello for 0 neighbor(s)
【参考答案】
show ip ospf interface。命令show ip ospf interface显示所有与接口相关的OSP......