The sh ip route command is entered on RouterB in the campus LAN shown in Figure 9-17. The LAN has been fully configured to run OSPF. How many OSPF subnets are running on the network? Identify the connected C and OSPF O subnets.
7 subnets
RouterB# sh 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
450 CHAPTER 9: ROUTING PROTOCOLS
Gateway of last resort is 10.10.200.1 to network 0.0.0.0
10.0.0.0/8 is variably subnetted, 11 subnets, 2 masks
O 10.10.5.0/24 [110/74] via 10.10.150.2, 01:15:22,
FastEthernet0/3
C 10.10.10.0/24 is directly connected, FastEthernet0/0
L 10.10.10.250/32 is directly connected, FastEthernet0/0
C 10.10.1.0/24 is directly connected, FastEthernet0/1
L 10.10.1.250/32 is directly connected, FastEthernet0/1
O 10.10.20.0/24 [110/74] via 10.10.200.1, 01:15:22,
FastEthernet0/2
O 10.10.100.0/24 [110/128] via 10.10.200.1, 01:15:22,
FastEthernet0/2
[110/128] via 10.10.150.2, 01:15:22, FastEthernet0/3
C 10.10.150.0/24 is directly connected, FastEthernet0/3
L 10.10.150.1/32 is directly connected, FastEthernet0/3
C 10.10.200.0/24 is directly connected, FastEthernet0/2
L 10.10.200.2/32 is directly connected, FastEthernet0/2
S* 0.0.0.0/0 [1/0] via 10.10.200.1
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