Lab 6. OSPF - Totally Not So Stubby Area

R2(config-router)#router ospf 2
R2(config-router)#area 1 nssa default-information-originate

R3(config-if)#do sh ip route
Codes: 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

Gateway of last resort is not set

3.0.0.0/32 is subnetted, 1 subnets
C 3.3.3.3 is directly connected, Loopback0
23.0.0.0/24 is subnetted, 1 subnets
C 23.23.23.0 is directly connected, Ethernet0/0
30.0.0.0/32 is subnetted, 2 subnets
C 30.30.30.2 is directly connected, Loopback2
C 30.30.30.1 is directly connected, Loopback1

R3(config-if)#do sh ip ospf database

OSPF Router with ID (3.3.3.3) (Process ID 3)

Router Link States (Area 1)

Link ID ADV Router Age Seq# Checksum Link count
2.2.2.2 2.2.2.2 131 0x80000004 0x00BEAF 2
3.3.3.3 3.3.3.3 60 0x80000004 0x006742 2

Net Link States (Area 1)

Link ID ADV Router Age Seq# Checksum
23.23.23.2 2.2.2.2 131 0x80000001 0x00EAEB

Summary Net Link States (Area 1)

Link ID ADV Router Age Seq# Checksum
1.1.1.1 2.2.2.2 268 0x80000001 0x008D98
10.10.10.1 2.2.2.2 268 0x80000001 0x0048C2
10.10.10.2 2.2.2.2 268 0x80000001 0x003ECB
12.12.12.0 2.2.2.2 278 0x80000001 0x00FF07

Summary ASB Link States (Area 1)

Link ID ADV Router Age Seq# Checksum
1.1.1.1 2.2.2.2 268 0x80000001 0x0075B0

Type-5 AS External Link States

Link ID ADV Router Age Seq# Checksum Tag
10.10.10.3 1.1.1.1 638 0x80000001 0x004239 0
10.10.10.4 1.1.1.1 638 0x80000001 0x003842 0
30.30.30.1 3.3.3.3 149 0x80000001 0x0047F1 0
30.30.30.2 3.3.3.3 149 0x80000001 0x003DFA 0

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