RP/0/RP0/CPU0:R4#show version Tue Sep 8 06:15:36.378 UTC Cisco IOS XR Software, Version 26.1.1 LNT Copyright (c) 2013-2026 by Cisco Systems, Inc. Build Information: Built By : cisco Built On : Thu Feb 26 03:41:18 UTC 2026 Build Host : iox-lnx-054 Workspace : /auto/srcarchive12/prod/26.1.1/xrd-control-plane/ws/ Version : 26.1.1 Label : 26.1.1 cisco XRd Control Plane cisco XRd-CP-C-01 processor with 248GB of memory R4 uptime is 36 minutes XRd Control Plane Container RP/0/RP0/CPU0:R4#show interface description Tue Sep 8 06:15:36.483 UTC Interface Status Protocol Description -------------------------------------------------------------------------------- Lo0 up up Nu0 up up Mg0/RP0/CPU0/0 up up management Gi0/0/0/0 up up to R2 (10.0.24.0/24) Gi0/0/0/1 up up to R12 (172.16.4.0/24, domain boundary) Gi0/0/0/2 admin-down admin-down RP/0/RP0/CPU0:R4#show route Tue Sep 8 06:15:36.682 UTC Codes: C - connected, S - static, R - RIP, B - BGP, (>) - Diversion path 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, E - EGP i - ISIS, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, su - IS-IS summary null, * - candidate default U - per-user static route, o - ODR, L - local, G - DAGR, l - LISP A - access/subscriber, a - Application route M - mobile route, r - RPL, t - Traffic Engineering, (!) - FRR Backup path s - local SRv6 route, z - local IID route Gateway of last resort is not set O IA 1.1.1.1/32 [110/3] via 10.0.24.2, 00:33:22, GigabitEthernet0/0/0/0 O 2.2.2.2/32 [110/2] via 10.0.24.2, 00:34:00, GigabitEthernet0/0/0/0 O 3.3.3.3/32 [110/3] via 10.0.24.2, 00:33:35, GigabitEthernet0/0/0/0 L 4.4.4.4/32 is directly connected, 00:34:13, Loopback0 O IA 10.0.12.0/24 [110/2] via 10.0.24.2, 00:34:00, GigabitEthernet0/0/0/0 O 10.0.23.0/24 [110/2] via 10.0.24.2, 00:33:39, GigabitEthernet0/0/0/0 C 10.0.24.0/24 is directly connected, 00:34:09, GigabitEthernet0/0/0/0 L 10.0.24.4/32 is directly connected, 00:34:09, GigabitEthernet0/0/0/0 O 10.1.11.0/24 [110/12] via 172.16.4.12, 00:16:46, GigabitEthernet0/0/0/1 O 10.1.12.0/24 [110/11] via 172.16.4.12, 00:33:50, GigabitEthernet0/0/0/1 O 11.11.11.11/32 [110/13] via 172.16.4.12, 00:16:41, GigabitEthernet0/0/0/1 O 12.12.12.12/32 [110/11] via 172.16.4.12, 00:33:50, GigabitEthernet0/0/0/1 O 13.13.13.13/32 [110/12] via 172.16.4.12, 00:33:27, GigabitEthernet0/0/0/1 O IA 172.16.3.0/24 [110/3] via 10.0.24.2, 00:02:44, GigabitEthernet0/0/0/0 C 172.16.4.0/24 is directly connected, 00:34:09, GigabitEthernet0/0/0/1 L 172.16.4.4/32 is directly connected, 00:34:09, GigabitEthernet0/0/0/1 O E2 192.168.1.0/24 [110/20] via 10.0.24.2, 00:33:22, GigabitEthernet0/0/0/0 O N2 192.168.13.0/24 [110/20] via 172.16.4.12, 00:33:27, GigabitEthernet0/0/0/1 RP/0/RP0/CPU0:R4#show route ospf Tue Sep 8 06:15:36.946 UTC O IA 1.1.1.1/32 [110/3] via 10.0.24.2, 00:33:23, GigabitEthernet0/0/0/0 O 2.2.2.2/32 [110/2] via 10.0.24.2, 00:34:01, GigabitEthernet0/0/0/0 O 3.3.3.3/32 [110/3] via 10.0.24.2, 00:33:35, GigabitEthernet0/0/0/0 O IA 10.0.12.0/24 [110/2] via 10.0.24.2, 00:34:01, GigabitEthernet0/0/0/0 O 10.0.23.0/24 [110/2] via 10.0.24.2, 00:33:40, GigabitEthernet0/0/0/0 O 10.1.11.0/24 [110/12] via 172.16.4.12, 00:16:46, GigabitEthernet0/0/0/1 O 10.1.12.0/24 [110/11] via 172.16.4.12, 00:33:50, GigabitEthernet0/0/0/1 O 11.11.11.11/32 [110/13] via 172.16.4.12, 00:16:41, GigabitEthernet0/0/0/1 O 12.12.12.12/32 [110/11] via 172.16.4.12, 00:33:50, GigabitEthernet0/0/0/1 O 13.13.13.13/32 [110/12] via 172.16.4.12, 00:33:27, GigabitEthernet0/0/0/1 O IA 172.16.3.0/24 [110/3] via 10.0.24.2, 00:02:44, GigabitEthernet0/0/0/0 O E2 192.168.1.0/24 [110/20] via 10.0.24.2, 00:33:23, GigabitEthernet0/0/0/0 O N2 192.168.13.0/24 [110/20] via 172.16.4.12, 00:33:27, GigabitEthernet0/0/0/1 RP/0/RP0/CPU0:R4#show ospf Tue Sep 8 06:15:37.137 UTC Routing Process "ospf 1" with ID 4.4.4.4 Role: Primary Active NSR (Non-stop routing) is Enabled Supports only single TOS(TOS0) routes Supports opaque LSA It is an area border and autonomous system boundary router Maximum number of non self-generated LSA allowed 500000 Current number of non self-generated LSA 21 Threshold for warning message 75% Ignore-time 5 minutes, reset-time 10 minutes Ignore-count allowed 5, current ignore-count 0 Maximum number of external prefixes per router 50000 (suppress-neighbor) Warning threshold 75% Maximum Exchange time 10 Hold time 5 Max Recovery count 300 Router is not originating router-LSAs with maximum metric Initial SPF schedule delay 50 msecs Minimum hold time between two consecutive SPFs 200 msecs Maximum wait time between two consecutive SPFs 5000 msecs Initial LSA throttle delay 50 msecs Minimum hold time for LSA throttle 200 msecs Maximum wait time for LSA throttle 5000 msecs Minimum LSA interval 200 msecs. Minimum LSA arrival 100 msecs LSA refresh interval 1800 seconds Flood pacing interval 33 msecs. Retransmission pacing interval 66 msecs Adjacency stagger enabled; initial (per area): 2, maximum: 64 Number of neighbors forming: 0, 2 full Maximum number of configured interfaces 1024 Number of external LSA 2. Checksum Sum 0x0052c3 Number of opaque AS LSA 0. Checksum Sum 00000000 Number of DCbitless external and opaque AS LSA 0 Number of DoNotAge external and opaque AS LSA 0 Number of areas in this router is 2. 1 normal 0 stub 1 nssa External flood list length 0 SNMP trap is enabled LSD not connected, revision 0 Segment Routing Global Block default (16000-23999), not allocated Segment Routing Local Block, unknown Segment Routing prefix-sid-map, Advertise local: Disabled, Receive remote: Disabled Strict-SPF capability is enabled Area BACKBONE(0) Number of interfaces in this area is 2 SPF algorithm executed 7 times Number of LSA 14. Checksum Sum 0x081285 Number of opaque link LSA 0. Checksum Sum 00000000 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 Number of LFA enabled interfaces 0, LFA revision 0 Number of Per Prefix LFA enabled interfaces 0 Number of neighbors forming in staggered mode 0, 1 full Area 2 Number of interfaces in this area is 1 It is a NSSA area Perform type-7/type-5 LSA translation SPF algorithm executed 25 times Number of LSA 22. Checksum Sum 0x0b0b3c Number of opaque link LSA 0. Checksum Sum 00000000 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 Number of LFA enabled interfaces 0, LFA revision 0 Number of Per Prefix LFA enabled interfaces 0 Number of neighbors forming in staggered mode 0, 1 full RP/0/RP0/CPU0:R4#show ospf interface Tue Sep 8 06:15:37.774 UTC Interfaces for OSPF 1 Loopback0 is up, line protocol is up Internet Address 4.4.4.4/32, Area 0, SID 0, Strict-SPF SID 0 Label stack Primary label 0 Backup label 0 SRTE label 0 Process ID 1, Router ID 4.4.4.4, Network Type LOOPBACK, Cost: 1 Loopback interface is treated as a stub Host Multi-area interface Count is 0 GigabitEthernet0/0/0/0 is up, line protocol is up Internet Address 10.0.24.4/24, Area 0, SID 0, Strict-SPF SID 0 Label stack Primary label 0 Backup label 0 SRTE label 0 Process ID 1, Router ID 4.4.4.4, Network Type POINT_TO_POINT, Cost: 1 Transmit Delay is 1 sec, State POINT_TO_POINT, MTU 1500, MaxPktSz 1500 Forward reference No, Unnumbered no, Bandwidth 1000000 RIB LC sync Yes Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:08:922 Index 1/1, flood queue length 0 Next 0(0)/0(0) Last flood scan length is 5, maximum is 5 Last flood scan time is 0 msec, maximum is 0 msec LS Ack List: current length 0, high water mark 7 Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 2.2.2.2 Suppress hello for 0 neighbor(s) Multi-area interface Count is 0 Segment Routing Forwarding MPLS enabled: Yes Adjacency hold timer expired last : Never Exchange timer expired last : Never GigabitEthernet0/0/0/1 is up, line protocol is up Internet Address 172.16.4.4/24, Area 2, SID 0, Strict-SPF SID 0 Label stack Primary label 0 Backup label 0 SRTE label 0 Process ID 1, Router ID 4.4.4.4, Network Type POINT_TO_POINT, Cost: 10 Transmit Delay is 1 sec, State POINT_TO_POINT, MTU 1500, MaxPktSz 1500 Forward reference No, Unnumbered no, Bandwidth 1000000 RIB LC sync Yes Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:01:357 Index 1/2, flood queue length 0 Next 0(0)/0(0) Last flood scan length is 7, maximum is 7 Last flood scan time is 0 msec, maximum is 0 msec LS Ack List: current length 0, high water mark 15 Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 12.12.12.12 Suppress hello for 0 neighbor(s) Multi-area interface Count is 0 Segment Routing Forwarding MPLS enabled: Yes Adjacency hold timer expired last : Never Exchange timer expired last : Never RP/0/RP0/CPU0:R4#show ospf interface brief Tue Sep 8 06:15:38.459 UTC * Indicates MADJ interface, (P) Indicates fast detect hold down state Interfaces for OSPF 1 Interface PID Area IP Address/Mask Cost State Nbrs F/C Lo0 1 0 4.4.4.4/32 1 LOOP 0/0 Gi0/0/0/0 1 0 10.0.24.4/24 1 P2P 1/1 Gi0/0/0/1 1 2 172.16.4.4/24 10 P2P 1/1 RP/0/RP0/CPU0:R4#show ospf neighbor Tue Sep 8 06:15:39.047 UTC * Indicates MADJ interface # Indicates Neighbor awaiting BFD session up Neighbors for OSPF 1 Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/ - 00:00:38 10.0.24.2 GigabitEthernet0/0/0/0 Neighbor is up for 00:34:04 12.12.12.12 1 FULL/ - 00:00:36 172.16.4.12 GigabitEthernet0/0/0/1 Neighbor is up for 00:33:53 Total neighbor count: 2 RP/0/RP0/CPU0:R4#show ospf neighbor detail Tue Sep 8 06:15:39.881 UTC * Indicates MADJ interface # Indicates Neighbor awaiting BFD session up Neighbors for OSPF 1 Neighbor 2.2.2.2, interface address 10.0.24.2 In the area 0 via interface GigabitEthernet0/0/0/0 Neighbor priority is 1, State is FULL, 6 state changes DR is 0.0.0.0 BDR is 0.0.0.0 Options is 0x52 LLS Options is 0x1 (LR) Dead timer due in 00:00:38 Neighbor is up for 00:34:04 Number of DBD retrans during last exchange 0 Index 1/1, retransmission queue length 0, number of retransmission 0 First 0(0)/0(0) Next 0(0)/0(0) Last retransmission scan length is 0, maximum is 0 Last retransmission scan time is 0 msec, maximum is 0 msec LS Ack list: NSR-sync pending 0, high water mark 0 Neighbor Interface ID: 6 Capabilities TLV Not Advertised in RI LSA Neighbor 12.12.12.12, interface address 172.16.4.12 In the area 2 via interface GigabitEthernet0/0/0/1 Neighbor priority is 1, State is FULL, 6 state changes DR is 0.0.0.0 BDR is 0.0.0.0 Options is 0x58 LLS Options is 0x1 (LR) Dead timer due in 00:00:35 Neighbor is up for 00:33:54 Number of DBD retrans during last exchange 0 Index 1/2, retransmission queue length 0, number of retransmission 0 First 0(0)/0(0) Next 0(0)/0(0) Last retransmission scan length is 0, maximum is 0 Last retransmission scan time is 0 msec, maximum is 0 msec LS Ack list: NSR-sync pending 0, high water mark 0 Neighbor Interface ID: 3 Capabilities TLV Not Advertised in RI LSA Total neighbor count: 2 RP/0/RP0/CPU0:R4#show ospf database Tue Sep 8 06:15:40.430 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 0) Link ID ADV Router Age Seq# Checksum Link count 2.2.2.2 2.2.2.2 47 0x80000005 0x00d076 4 3.3.3.3 3.3.3.3 20 0x80000004 0x004e61 2 4.4.4.4 4.4.4.4 41 0x80000004 0x000b80 3 Net Link States (Area 0) Link ID ADV Router Age Seq# Checksum 10.0.23.3 3.3.3.3 20 0x80000002 0x007f75 Summary Net Link States (Area 0) Link ID ADV Router Age Seq# Checksum 1.1.1.1 2.2.2.2 47 0x80000002 0x0031fc 10.0.12.0 2.2.2.2 47 0x80000002 0x004ece 10.1.11.0 4.4.4.4 1010 0x80000003 0x007d8b 10.1.12.0 4.4.4.4 41 0x80000003 0x0068a0 11.11.11.11 4.4.4.4 1005 0x80000001 0x00975c 12.12.12.12 4.4.4.4 41 0x80000003 0x00519e 13.13.13.13 4.4.4.4 41 0x80000003 0x002dbd 172.16.3.0 3.3.3.3 20 0x80000003 0x008edf 172.16.4.0 4.4.4.4 41 0x80000003 0x00bfa0 Summary ASB Link States (Area 0) Link ID ADV Router Age Seq# Checksum 1.1.1.1 2.2.2.2 47 0x80000003 0x001716 Router Link States (Area 2) Link ID ADV Router Age Seq# Checksum Link count 3.3.3.3 3.3.3.3 448 0x80000006 0x0070dd 2 4.4.4.4 4.4.4.4 41 0x80000003 0x002e02 2 11.11.11.11 11.11.11.11 171 0x8000000d 0x003710 2 12.12.12.12 12.12.12.12 31 0x80000005 0x001227 5 13.13.13.13 13.13.13.13 1012 0x80000007 0x00cfd5 4 Net Link States (Area 2) Link ID ADV Router Age Seq# Checksum 10.1.11.13 13.13.13.13 1012 0x80000002 0x003546 Summary Net Link States (Area 2) Link ID ADV Router Age Seq# Checksum 1.1.1.1 3.3.3.3 2010 0x80000001 0x00c45f 1.1.1.1 4.4.4.4 41 0x80000003 0x00a27b 2.2.2.2 3.3.3.3 2027 0x80000001 0x008c94 2.2.2.2 4.4.4.4 41 0x80000002 0x006caf 3.3.3.3 3.3.3.3 2067 0x80000001 0x0054c9 3.3.3.3 4.4.4.4 41 0x80000002 0x0048ce 4.4.4.4 3.3.3.3 2027 0x80000001 0x003add 4.4.4.4 4.4.4.4 41 0x80000002 0x00060f 10.0.12.0 3.3.3.3 2027 0x80000001 0x00e131 10.0.12.0 4.4.4.4 41 0x80000003 0x00bf4d 10.0.23.0 3.3.3.3 2067 0x80000001 0x005eaa 10.0.23.0 4.4.4.4 41 0x80000002 0x0048ba 10.0.24.0 3.3.3.3 2027 0x80000001 0x005da9 10.0.24.0 4.4.4.4 41 0x80000002 0x0033cf 172.16.3.0 4.4.4.4 168 0x80000001 0x002e36 Type-7 AS External Link States (Area 2) Link ID ADV Router Age Seq# Checksum Tag 192.168.13.0 13.13.13.13 37 0x80000003 0x0013a2 0 Type-5 AS External Link States Link ID ADV Router Age Seq# Checksum Tag 192.168.1.0 1.1.1.1 2021 0x80000001 0x000d25 0 192.168.13.0 4.4.4.4 41 0x80000003 0x00b62d 0 RP/0/RP0/CPU0:R4#show ospf database router Tue Sep 8 06:15:41.258 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 0) Routing Bit Set on this LSA LS age: 48 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 2.2.2.2 Advertising Router: 2.2.2.2 LS Seq Number: 80000005 Checksum: 0xd076 Length: 72 Area Border Router Number of Links: 4 Link connected to: a Stub Network (Link ID) Network/subnet number: 2.2.2.2 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.0.23.3 (Link Data) Router Interface address: 10.0.23.2 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 4.4.4.4 (Link Data) Router Interface address: 10.0.24.2 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.0.24.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 1 Routing Bit Set on this LSA LS age: 21 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 3.3.3.3 Advertising Router: 3.3.3.3 LS Seq Number: 80000004 Checksum: 0x4e61 Length: 48 Area Border Router AS Boundary Router Number of Links: 2 Link connected to: a Stub Network (Link ID) Network/subnet number: 3.3.3.3 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.0.23.3 (Link Data) Router Interface address: 10.0.23.3 Number of TOS metrics: 0 TOS 0 Metrics: 1 LS age: 42 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 4.4.4.4 Advertising Router: 4.4.4.4 LS Seq Number: 80000004 Checksum: 0xb80 Length: 60 Area Border Router AS Boundary Router Number of Links: 3 Link connected to: a Stub Network (Link ID) Network/subnet number: 4.4.4.4 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 2.2.2.2 (Link Data) Router Interface address: 10.0.24.4 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.0.24.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 1 Router Link States (Area 2) Adv Router is not-reachable LS age: 449 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 3.3.3.3 Advertising Router: 3.3.3.3 LS Seq Number: 80000006 Checksum: 0x70dd Length: 48 Area Border Router AS Boundary Router Number of Links: 2 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 11.11.11.11 (Link Data) Router Interface address: 172.16.3.3 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 172.16.3.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 1 LS age: 42 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 4.4.4.4 Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0x2e02 Length: 48 Area Border Router AS Boundary Router Number of Links: 2 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 12.12.12.12 (Link Data) Router Interface address: 172.16.4.4 Number of TOS metrics: 0 TOS 0 Metrics: 10 Link connected to: a Stub Network (Link ID) Network/subnet number: 172.16.4.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 10 Routing Bit Set on this LSA LS age: 172 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 11.11.11.11 Advertising Router: 11.11.11.11 LS Seq Number: 8000000d Checksum: 0x3710 Length: 48 Number of Links: 2 Link connected to: a Stub Network (Link ID) Network/subnet number: 11.11.11.11 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.1.11.13 (Link Data) Router Interface address: 10.1.11.11 Number of TOS metrics: 0 TOS 0 Metrics: 1 Routing Bit Set on this LSA LS age: 32 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 12.12.12.12 Advertising Router: 12.12.12.12 LS Seq Number: 80000005 Checksum: 0x1227 Length: 84 Number of Links: 5 Link connected to: a Stub Network (Link ID) Network/subnet number: 12.12.12.12 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 4.4.4.4 (Link Data) Router Interface address: 172.16.4.12 Number of TOS metrics: 0 TOS 0 Metrics: 10 Link connected to: a Stub Network (Link ID) Network/subnet number: 172.16.4.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 10 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 13.13.13.13 (Link Data) Router Interface address: 10.1.12.12 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.1.12.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 1 Routing Bit Set on this LSA LS age: 1013 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 13.13.13.13 Advertising Router: 13.13.13.13 LS Seq Number: 80000007 Checksum: 0xcfd5 Length: 72 AS Boundary Router Number of Links: 4 Link connected to: a Stub Network (Link ID) Network/subnet number: 13.13.13.13 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.1.11.13 (Link Data) Router Interface address: 10.1.11.13 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 12.12.12.12 (Link Data) Router Interface address: 10.1.12.13 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.1.12.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 1 RP/0/RP0/CPU0:R4#show ospf database network Tue Sep 8 06:15:41.969 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Net Link States (Area 0) Routing Bit Set on this LSA LS age: 22 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.0.23.3 (address of Designated Router) Advertising Router: 3.3.3.3 LS Seq Number: 80000002 Checksum: 0x7f75 Length: 32 Network Mask: /24 Attached Router: 2.2.2.2 Attached Router: 3.3.3.3 Net Link States (Area 2) Routing Bit Set on this LSA LS age: 1014 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.1.11.13 (address of Designated Router) Advertising Router: 13.13.13.13 LS Seq Number: 80000002 Checksum: 0x3546 Length: 32 Network Mask: /24 Attached Router: 11.11.11.11 Attached Router: 13.13.13.13 RP/0/RP0/CPU0:R4#show ospf statistics interface Tue Sep 8 06:15:42.951 UTC Interface Loopback0 Process ID 1 Area 0 OSPF packet and LSA statistics RX(hello) RX(router) TX LSA RX LSA TX Hello 0 - 0 - - DB Des 0 0 0 0 0 LS Req 0 0 0 0 0 LS Upd 0 0 0 0 0 LS Ack 0 0 0 0 0 TOTAL 0 0 0 0 0 OSPF Header Errors Version 0 LLS 0 Type 0 Auth RX 0 Length 0 Auth TX 0 Checksum 0 OSPF LSA Errors Type 0 Checksum 0 Length 0 Data 0 OSPF Errors Bad Source 0 Area Mismatch 0 No Virtual Link 0 Self Originated 0 No Sham Link 0 Duplicate ID 0 Nbr ignored 0 Graceful Shutdown 0 Unknown nbr 0 Passive intf 0 No DR/BDR 0 Disabled intf 0 Enqueue hello 0 Enqueue router 0 Unspecified RX 0 Unspecified TX 0 Socket 0 Interface GigabitEthernet0/0/0/0 Process ID 1 Area 0 OSPF packet and LSA statistics RX(hello) RX(router) TX LSA RX LSA TX Hello 216 - 217 - - DB Des 3 3 2 2 2 LS Req 1 1 1 2 0 LS Upd 23 23 13 75 28 LS Ack 9 9 17 26 73 TOTAL 252 36 250 105 103 OSPF Header Errors Version 0 LLS 0 Type 0 Auth RX 0 Length 0 Auth TX 0 Checksum 0 OSPF LSA Errors Type 0 Checksum 0 Length 0 Data 0 OSPF Errors Bad Source 0 Area Mismatch 0 No Virtual Link 0 Self Originated 0 No Sham Link 0 Duplicate ID 0 Nbr ignored 0 Graceful Shutdown 0 Unknown nbr 0 Passive intf 0 No DR/BDR 0 Disabled intf 0 Enqueue hello 0 Enqueue router 0 Unspecified RX 0 Unspecified TX 0 Socket 0 Interface GigabitEthernet0/0/0/1 Process ID 1 Area 2 OSPF packet and LSA statistics RX(hello) RX(router) TX LSA RX LSA TX Hello 215 - 216 - - DB Des 2 2 3 1 6 LS Req 1 1 1 6 0 LS Upd 33 33 14 80 32 LS Ack 10 10 19 30 66 TOTAL 261 46 253 117 104 OSPF Header Errors Version 0 LLS 0 Type 0 Auth RX 0 Length 0 Auth TX 0 Checksum 0 OSPF LSA Errors Type 0 Checksum 0 Length 0 Data 0 OSPF Errors Bad Source 0 Area Mismatch 0 No Virtual Link 0 Self Originated 0 No Sham Link 0 Duplicate ID 0 Nbr ignored 0 Graceful Shutdown 0 Unknown nbr 0 Passive intf 0 No DR/BDR 0 Disabled intf 0 Enqueue hello 0 Enqueue router 0 Unspecified RX 0 Unspecified TX 0 Socket 0 RP/0/RP0/CPU0:R4#show ospf database router self-originate Tue Sep 8 06:15:43.675 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 0) LS age: 44 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 4.4.4.4 Advertising Router: 4.4.4.4 LS Seq Number: 80000004 Checksum: 0xb80 Length: 60 Area Border Router AS Boundary Router Number of Links: 3 Link connected to: a Stub Network (Link ID) Network/subnet number: 4.4.4.4 (Link Data) Network Mask: 255.255.255.255 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 2.2.2.2 (Link Data) Router Interface address: 10.0.24.4 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.0.24.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 1 Router Link States (Area 2) LS age: 44 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 4.4.4.4 Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0x2e02 Length: 48 Area Border Router AS Boundary Router Number of Links: 2 Link connected to: another Router (point-to-point) (Link ID) Neighboring Router ID: 12.12.12.12 (Link Data) Router Interface address: 172.16.4.4 Number of TOS metrics: 0 TOS 0 Metrics: 10 Link connected to: a Stub Network (Link ID) Network/subnet number: 172.16.4.0 (Link Data) Network Mask: 255.255.255.0 Number of TOS metrics: 0 TOS 0 Metrics: 10 RP/0/RP0/CPU0:R4#show ospf database summary Tue Sep 8 06:15:44.277 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Summary Net Link States (Area 0) Routing Bit Set on this LSA LS age: 50 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 1.1.1.1 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000002 Checksum: 0x31fc Length: 28 Network Mask: /32 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 50 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.12.0 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000002 Checksum: 0x4ece Length: 28 Network Mask: /24 TOS: 0 Metric: 1 LS age: 1013 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.1.11.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0x7d8b Length: 28 Network Mask: /24 TOS: 0 Metric: 12 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.1.12.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0x68a0 Length: 28 Network Mask: /24 TOS: 0 Metric: 11 LS age: 1009 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 11.11.11.11 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000001 Checksum: 0x975c Length: 28 Network Mask: /32 TOS: 0 Metric: 13 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 12.12.12.12 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0x519e Length: 28 Network Mask: /32 TOS: 0 Metric: 11 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 13.13.13.13 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0x2dbd Length: 28 Network Mask: /32 TOS: 0 Metric: 12 Routing Bit Set on this LSA LS age: 24 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 172.16.3.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000003 Checksum: 0x8edf Length: 28 Network Mask: /24 TOS: 0 Metric: 1 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 172.16.4.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0xbfa0 Length: 28 Network Mask: /24 TOS: 0 Metric: 10 Summary Net Link States (Area 2) LS age: 2014 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 1.1.1.1 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0xc45f Length: 28 Network Mask: /32 TOS: 0 Metric: 3 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 1.1.1.1 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0xa27b Length: 28 Network Mask: /32 TOS: 0 Metric: 3 LS age: 2031 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 2.2.2.2 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x8c94 Length: 28 Network Mask: /32 TOS: 0 Metric: 2 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 2.2.2.2 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000002 Checksum: 0x6caf Length: 28 Network Mask: /32 TOS: 0 Metric: 2 LS age: 2071 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 3.3.3.3 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x54c9 Length: 28 Network Mask: /32 TOS: 0 Metric: 1 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 3.3.3.3 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000002 Checksum: 0x48ce Length: 28 Network Mask: /32 TOS: 0 Metric: 3 LS age: 2031 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 4.4.4.4 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x3add Length: 28 Network Mask: /32 TOS: 0 Metric: 3 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 4.4.4.4 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000002 Checksum: 0x60f Length: 28 Network Mask: /32 TOS: 0 Metric: 1 LS age: 2031 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.12.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0xe131 Length: 28 Network Mask: /24 TOS: 0 Metric: 2 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.12.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0xbf4d Length: 28 Network Mask: /24 TOS: 0 Metric: 2 LS age: 2071 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.23.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x5eaa Length: 28 Network Mask: /24 TOS: 0 Metric: 1 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.23.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000002 Checksum: 0x48ba Length: 28 Network Mask: /24 TOS: 0 Metric: 2 LS age: 2031 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.24.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x5da9 Length: 28 Network Mask: /24 TOS: 0 Metric: 2 LS age: 45 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.0.24.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000002 Checksum: 0x33cf Length: 28 Network Mask: /24 TOS: 0 Metric: 1 LS age: 172 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 172.16.3.0 (Summary Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000001 Checksum: 0x2e36 Length: 28 Network Mask: /24 TOS: 0 Metric: 3 RP/0/RP0/CPU0:R4#show ospf database external Tue Sep 8 06:15:44.874 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Type-5 AS External Link States Routing Bit Set on this LSA LS age: 2025 Options: (No TOS-capability, DC) LS Type: AS External Link Link State ID: 192.168.1.0 (External Network Number) Advertising Router: 1.1.1.1 LS Seq Number: 80000001 Checksum: 0xd25 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 0.0.0.0 External Route Tag: 0 LS age: 45 Options: (No TOS-capability, DC) LS Type: AS External Link Link State ID: 192.168.13.0 (External Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000003 Checksum: 0xb62d Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 13.13.13.13 External Route Tag: 0 RP/0/RP0/CPU0:R4#show ospf database nssa-external Tue Sep 8 06:15:45.718 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Type-7 AS External Link States (Area 2) Routing Bit Set on this LSA LS age: 42 Options: (No TOS-capability, Type 7/5 translation, DC) LS Type: AS External Link Link State ID: 192.168.13.0 (External Network Number) Advertising Router: 13.13.13.13 LS Seq Number: 80000003 Checksum: 0x13a2 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 13.13.13.13 External Route Tag: 0 RP/0/RP0/CPU0:R4#show ospf border-routers Tue Sep 8 06:15:46.286 UTC OSPF 1 Internal Routing Table Codes: i - Intra-area route, I - Inter-area route I 1.1.1.1 [2] via 10.0.24.2, GigabitEthernet0/0/0/0, ASBR , Area 0, SPF 7 i 2.2.2.2 [1] via 10.0.24.2, GigabitEthernet0/0/0/0, ABR , Area 0, SPF 7 i 3.3.3.3 [2] via 10.0.24.2, GigabitEthernet0/0/0/0, ABR/ASBR , Area 0, SPF 7 i 13.13.13.13 [11] via 172.16.4.12, GigabitEthernet0/0/0/1, ASBR , Area 2, SPF 25 RP/0/RP0/CPU0:R4#show ospf routes Tue Sep 8 06:15:46.787 UTC Topology Table for ospf 1 with ID 4.4.4.4 Codes: O - Intra area, O IA - Inter area O E1 - External type 1, O E2 - External type 2 O N1 - NSSA external type 1, O N2 - NSSA external type 2 O IA 1.1.1.1/32, metric 3 10.0.24.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 2.2.2.2/32, metric 2 10.0.24.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 3.3.3.3/32, metric 3 10.0.24.2, from 3.3.3.3, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 4.4.4.4/32, metric 1 4.4.4.4, directly connected, via Loopback0, ifIndex 7 O IA 10.0.12.0/24, metric 2 10.0.24.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 10.0.23.0/24, metric 2 10.0.24.2, from 3.3.3.3, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 10.0.24.0/24, metric 1 10.0.24.4, directly connected, via GigabitEthernet0/0/0/0, ifIndex 3 O 10.1.11.0/24, metric 12 172.16.4.12, from 13.13.13.13, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O 10.1.12.0/24, metric 11 172.16.4.12, from 12.12.12.12, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O 11.11.11.11/32, metric 13 172.16.4.12, from 11.11.11.11, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O 12.12.12.12/32, metric 11 172.16.4.12, from 12.12.12.12, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O 13.13.13.13/32, metric 12 172.16.4.12, from 13.13.13.13, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O IA 172.16.3.0/24, metric 3 10.0.24.2, from 3.3.3.3, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 172.16.4.0/24, metric 10 172.16.4.4, directly connected, via GigabitEthernet0/0/0/1, ifIndex 4 O E2 192.168.1.0/24, metric 20 10.0.24.2, from 1.1.1.1, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O N2 192.168.13.0/24, metric 20 172.16.4.12, from 13.13.13.13, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 RP/0/RP0/CPU0:R4#show ospf database database-summary Tue Sep 8 06:15:47.535 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Area 0 database summary LSA Type Count Delete Maxage Router 3 0 0 Network 1 0 0 Summary Net 9 0 0 Summary ASBR 1 0 0 Type-7 Ext 0 0 0 Opaque Link 0 0 0 Opaque Area 0 0 0 Subtotal 14 0 0 Area 2 database summary LSA Type Count Delete Maxage Router 5 0 0 Network 1 0 0 Summary Net 15 0 0 Summary ASBR 0 0 0 Type-7 Ext 1 0 0 Opaque Link 0 0 0 Opaque Area 0 0 0 Subtotal 22 0 0 Process 1 database summary Router 8 0 0 Network 2 0 0 Summary Net 24 0 0 Summary ASBR 1 0 0 Type-7 Ext 1 0 0 Opaque Link 0 0 0 Opaque Area 0 0 0 Type-5 Ext 2 0 0 Opaque AS 0 0 0 Total 38 0 0