OSPF 一定要先开伪广播，再起OSPF，否则，邻居关系出现不全面。DM×××-OSPFR1#show run | s ospfip ospf network point-to-multipoint
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OSPF 一定要先开伪广播，再起OSPF，否则，邻居关系出现不全面。
DM×××-OSPF
R1#show run | s ospf
ip ospf network point-to-multipoint
router ospf 1
router-id 1.1.1.1
network 1.1.1.1 0.0.0.0 area 0
network 10.1.1.1 0.0.0.0 area 0
R1#
R1#show ip route
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
- replicated route, % - next hop override
Gateway of last resort is 12.1.1.2 to network 0.0.0.0
S* 0.0.0.0/0 [1/0] via 12.1.1.2
1.0.0.0/32 is subnetted, 1 subnets
C 1.1.1.1 is directly connected, Loopback0
3.0.0.0/32 is subnetted, 1 subnets
O 3.3.3.3 [110/1001] via 10.1.1.3, 00:06:25, Tunnel0
4.0.0.0/32 is subnetted, 1 subnets
O 4.4.4.4 [110/1001] via 10.1.1.4, 00:06:25, Tunnel0
10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
C 10.1.1.0/24 is directly connected, Tunnel0
L 10.1.1.1/32 is directly connected, Tunnel0
O 10.1.1.3/32 [110/1000] via 10.1.1.3, 00:06:25, Tunnel0
O 10.1.1.4/32 [110/1000] via 10.1.1.4, 00:06:25, Tunnel0
12.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 12.1.1.0/24 is directly connected, Serial1/0
L 12.1.1.1/32 is directly connected, Serial1/0
R1#
R1#show run inter tunnel 0
Building configuration...
Current configuration : 289 bytes
!
interface Tunnel0
ip address 10.1.1.1 255.255.255.0
no ip redirects
ip nhrp authentication cisco123
ip nhrp map multicast dynamic
ip nhrp network-id 100
ip nhrp redirect
ip ospf network point-to-multipoint
tunnel source Serial1/0
tunnel mode gre multipoint
tunnel key 100
end
R3#show run inter tunnel 0
Building configuration...
Current configuration : 343 bytes
!
interface Tunnel0
ip address 10.1.1.3 255.255.255.0
no ip redirects
ip nhrp authentication cisco123
ip nhrp map 10.1.1.1 12.1.1.1
ip nhrp map multicast 12.1.1.1
ip nhrp network-id 100
ip nhrp nhs 10.1.1.1
ip nhrp shortcut
ip ospf network point-to-multipoint
tunnel source Serial1/0
tunnel mode gre multipoint
tunnel key 100
End
R3#show run | s ospf
ip ospf network point-to-multipoint
router ospf 1
router-id 3.3.3.3
network 3.3.3.3 0.0.0.0 area 0
network 10.1.1.3 0.0.0.0 area 0
R3#show ip route
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
- replicated route, % - next hop override
Gateway of last resort is 23.1.1.2 to network 0.0.0.0
S* 0.0.0.0/0 [1/0] via 23.1.1.2
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/1001] via 10.1.1.1, 00:09:44, Tunnel0
3.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 3.3.3.0/24 is directly connected, Loopback0
L 3.3.3.3/32 is directly connected, Loopback0
4.0.0.0/32 is subnetted, 1 subnets
O 4.4.4.4 [110/2001] via 10.1.1.1, 00:09:34, Tunnel0
10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
C 10.1.1.0/24 is directly connected, Tunnel0
O 10.1.1.1/32 [110/1000] via 10.1.1.1, 00:09:44, Tunnel0
L 10.1.1.3/32 is directly connected, Tunnel0
O 10.1.1.4/32 [110/2000] via 10.1.1.1, 00:09:34, Tunnel0
23.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 23.1.1.0/24 is directly connected, Serial1/0
L 23.1.1.3/32 is directly connected, Serial1/0
R3#traceroute 4.4.4.4 source 3.3.3.3
Type escape sequence to abort.
Tracing the route to 4.4.4.4
*VRF info: (vrf in name/id, vrf out name/id)
1 10.1.1.1 21 msec 20 msec 22 msec
2 10.1.1.4 41 msec 51 msec**
R4#show run inter tunnel 0
Building configuration...
Current configuration : 343 bytes
!
interface Tunnel0
ip address 10.1.1.4 255.255.255.0
no ip redirects
ip nhrp authentication cisco123
ip nhrp map 10.1.1.1 12.1.1.1
ip nhrp map multicast 12.1.1.1
ip nhrp network-id 100
ip nhrp nhs 10.1.1.1
ip nhrp shortcut
ip ospf network point-to-multipoint
tunnel source Serial1/0
tunnel mode gre multipoint
tunnel key 100
R4#show run | s ospf
ip ospf network point-to-multipoint
router ospf 1
router-id 4.4.4.4
network 4.4.4.4 0.0.0.0 area 0
network 10.1.1.4 0.0.0.0 area 0
R4#
R4#show ip route
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
- replicated route, % - next hop override
Gateway of last resort is 24.1.1.2 to network 0.0.0.0
S* 0.0.0.0/0 [1/0] via 24.1.1.2
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/1001] via 10.1.1.1, 00:11:10, Tunnel0
3.0.0.0/32 is subnetted, 1 subnets
O 3.3.3.3 [110/2001] via 10.1.1.1, 00:11:10, Tunnel0
4.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 4.4.4.0/24 is directly connected, Loopback0
L 4.4.4.4/32 is directly connected, Loopback0
10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
C 10.1.1.0/24 is directly connected, Tunnel0
O 10.1.1.1/32 [110/1000] via 10.1.1.1, 00:11:10, Tunnel0
O 10.1.1.3/32 [110/2000] via 10.1.1.1, 00:11:10, Tunnel0
L 10.1.1.4/32 is directly connected, Tunnel0
24.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 24.1.1.0/24 is directly connected, Serial1/0
L 24.1.1.4/32 is directly connected, Serial1/0
R3#traceroute 4.4.4.4 source 3.3.3.3
Type escape sequence to abort.
Tracing the route to 4.4.4.4
VRF info: (vrf in name/id, vrf out name/id)
* 1 10.1.1.4 28 msec 27 msec*
R3#show ip route
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
- replicated route, % - next hop override
Gateway of last resort is 23.1.1.2 to network 0.0.0.0
S* 0.0.0.0/0 [1/0] via 23.1.1.2
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/1001] via 10.1.1.1, 00:01:39, Tunnel0
3.0.0.0/32 is subnetted, 1 subnets
C 3.3.3.3 is directly connected, Loopback0
4.0.0.0/32 is subnetted, 1 subnets
O % 4.4.4.4 [110/2001] via 10.1.1.1, 00:01:29, Tunnel0
10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
C 10.1.1.0/24 is directly connected, Tunnel0
O 10.1.1.1/32 [110/1000] via 10.1.1.1, 00:01:39, Tunnel0
L 10.1.1.3/32 is directly connected, Tunnel0
O 10.1.1.4/32 [110/2000] via 10.1.1.1, 00:01:29, Tunnel0
23.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 23.1.1.0/24 is directly connected, Serial1/0
L 23.1.1.3/32 is directly connected, Serial1/0
