RP/0/RP0/CPU0:XR4#show version Sun Sep 20 09:53:00.762 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 XR4 uptime is 17 minutes XRd Control Plane Container RP/0/RP0/CPU0:XR4#show interface description Sun Sep 20 09:53:00.878 UTC Interface Status Protocol Description -------------------------------------------------------------------------------- Lo0 up up Lo1 up up Nu0 up up Mg0/RP0/CPU0/0 up up management Gi0/0/0/0 up up to XR2 (10.2.4.0/24 area 1 NSSA) Gi0/0/0/1 up up to XR3 (10.3.4.0/24 area 1 NSSA) Gi0/0/0/2 admin-down admin-down RP/0/RP0/CPU0:XR4#show route Sun Sep 20 09:53:01.316 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 10.2.4.2 to network 0.0.0.0 O*N2 0.0.0.0/0 [110/1] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 [110/1] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 1.1.1.1/32 [110/3] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 [110/3] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 2.2.2.2/32 [110/2] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 O IA 3.3.3.3/32 [110/2] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 L 4.4.4.4/32 is directly connected, 00:14:56, Loopback0 O IA 5.5.5.5/32 [110/3] via 10.2.4.2, 00:07:38, GigabitEthernet0/0/0/0 [110/3] via 10.3.4.3, 00:07:38, GigabitEthernet0/0/0/1 O IA 10.1.2.0/24 [110/2] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 O IA 10.1.3.0/24 [110/2] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 C 10.2.4.0/24 is directly connected, 00:14:50, GigabitEthernet0/0/0/0 L 10.2.4.4/32 is directly connected, 00:14:50, GigabitEthernet0/0/0/0 O IA 10.2.5.0/24 [110/2] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 C 10.3.4.0/24 is directly connected, 00:14:50, GigabitEthernet0/0/0/1 L 10.3.4.4/32 is directly connected, 00:14:50, GigabitEthernet0/0/0/1 O IA 10.3.5.0/24 [110/2] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 172.16.1.1/32 [110/3] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 [110/3] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 S 172.16.4.0/24 is directly connected, 00:08:30, Null0 L 172.16.4.1/32 is directly connected, 00:14:56, Loopback1 RP/0/RP0/CPU0:XR4#show route ospf Sun Sep 20 09:53:01.730 UTC O*N2 0.0.0.0/0 [110/1] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 [110/1] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 1.1.1.1/32 [110/3] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 [110/3] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 2.2.2.2/32 [110/2] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 O IA 3.3.3.3/32 [110/2] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 5.5.5.5/32 [110/3] via 10.2.4.2, 00:07:39, GigabitEthernet0/0/0/0 [110/3] via 10.3.4.3, 00:07:39, GigabitEthernet0/0/0/1 O IA 10.1.2.0/24 [110/2] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 O IA 10.1.3.0/24 [110/2] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 10.2.5.0/24 [110/2] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 O IA 10.3.5.0/24 [110/2] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 O IA 172.16.1.1/32 [110/3] via 10.2.4.2, 00:07:50, GigabitEthernet0/0/0/0 [110/3] via 10.3.4.3, 00:07:50, GigabitEthernet0/0/0/1 RP/0/RP0/CPU0:XR4#show ospf Sun Sep 20 09:53:02.115 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 autonomous system boundary router Maximum number of non self-generated LSA allowed 500000 Current number of non self-generated LSA 22 Threshold for warning message 75% Ignore-time 5 minutes, reset-time 10 minutes Ignore-count allowed 5, current ignore-count 0 Redistributing External Routes from, static Maximum number of redistributed prefixes 10240 Threshold for warning message 75% Current number of redistributed prefixes 1 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 0. Checksum Sum 00000000 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 1. 0 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 1 Number of interfaces in this area is 4 It is a NSSA area SPF algorithm executed 4 times Number of LSA 26. Checksum Sum 0x0eb570 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, 2 full RP/0/RP0/CPU0:XR4#show ospf interface Sun Sep 20 09:53:02.929 UTC Interfaces for OSPF 1 Loopback0 is up, line protocol is up Internet Address 4.4.4.4/32, Area 1, 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 Loopback1 is up, line protocol is up Internet Address 172.16.4.1/32, Area 1, 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 10.2.4.4/24, Area 1, 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 BROADCAST, Cost: 1 Transmit Delay is 1 sec, State DR, Priority 1, MTU 1500, MaxPktSz 1500 Forward reference No, Unnumbered no, Bandwidth 1000000 RIB LC sync Yes Designated Router (ID) 4.4.4.4, Interface address 10.2.4.4 Backup Designated router (ID) 2.2.2.2, Interface address 10.2.4.2 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:00:478 Index 3/3, flood queue length 0 Next 0(0)/0(0) Last flood scan length is 1, maximum is 13 Last flood scan time is 0 msec, maximum is 0 msec LS Ack List: current length 0, high water mark 11 Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 2.2.2.2 (Backup Designated Router) 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 10.3.4.4/24, Area 1, 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 BROADCAST, Cost: 1 Transmit Delay is 1 sec, State DR, Priority 1, MTU 1500, MaxPktSz 1500 Forward reference No, Unnumbered no, Bandwidth 1000000 RIB LC sync Yes Designated Router (ID) 4.4.4.4, Interface address 10.3.4.4 Backup Designated router (ID) 3.3.3.3, Interface address 10.3.4.3 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:02:326 Index 4/4, flood queue length 0 Next 0(0)/0(0) Last flood scan length is 1, maximum is 11 Last flood scan time is 0 msec, maximum is 0 msec LS Ack List: current length 0, high water mark 11 Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 3.3.3.3 (Backup Designated Router) 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:XR4#show ospf interface brief Sun Sep 20 09:53:03.631 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 1 4.4.4.4/32 1 LOOP 0/0 Lo1 1 1 172.16.4.1/32 1 LOOP 0/0 Gi0/0/0/0 1 1 10.2.4.4/24 1 DR 1/1 Gi0/0/0/1 1 1 10.3.4.4/24 1 DR 1/1 RP/0/RP0/CPU0:XR4#show ospf neighbor Sun Sep 20 09:53:04.427 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/BDR 00:00:34 10.2.4.2 GigabitEthernet0/0/0/0 Neighbor is up for 00:08:28 3.3.3.3 1 FULL/BDR 00:00:34 10.3.4.3 GigabitEthernet0/0/0/1 Neighbor is up for 00:08:26 Total neighbor count: 2 RP/0/RP0/CPU0:XR4#show ospf neighbor detail Sun Sep 20 09:53:05.526 UTC * Indicates MADJ interface # Indicates Neighbor awaiting BFD session up Neighbors for OSPF 1 Neighbor 2.2.2.2, interface address 10.2.4.2 In the area 1 via interface GigabitEthernet0/0/0/0 Neighbor priority is 1, State is FULL, 6 state changes DR is 10.2.4.4 BDR is 10.2.4.2 Options is 0x58 LLS Options is 0x1 (LR) Dead timer due in 00:00:33 Neighbor is up for 00:08:29 Number of DBD retrans during last exchange 0 Index 1/1, retransmission queue length 0, number of retransmission 1 First 0(0)/0(0) Next 0(0)/0(0) Last retransmission scan length is 1, maximum is 1 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: 5 Capabilities TLV Not Advertised in RI LSA Neighbor 3.3.3.3, interface address 10.3.4.3 In the area 1 via interface GigabitEthernet0/0/0/1 Neighbor priority is 1, State is FULL, 6 state changes DR is 10.3.4.4 BDR is 10.3.4.3 Options is 0x58 LLS Options is 0x1 (LR) Dead timer due in 00:00:33 Neighbor is up for 00:08:27 Number of DBD retrans during last exchange 0 Index 2/2, retransmission queue length 0, number of retransmission 1 First 0(0)/0(0) Next 0(0)/0(0) Last retransmission scan length is 1, maximum is 1 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: 4 Capabilities TLV Not Advertised in RI LSA Total neighbor count: 2 RP/0/RP0/CPU0:XR4#show ospf database Sun Sep 20 09:53:06.322 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 1) Link ID ADV Router Age Seq# Checksum Link count 2.2.2.2 2.2.2.2 477 0x80000003 0x00777a 1 3.3.3.3 3.3.3.3 477 0x80000003 0x004d99 1 4.4.4.4 4.4.4.4 476 0x80000003 0x00466c 4 Net Link States (Area 1) Link ID ADV Router Age Seq# Checksum 10.2.4.4 4.4.4.4 476 0x80000001 0x00ea0d 10.3.4.4 4.4.4.4 476 0x80000001 0x0001f1 Summary Net Link States (Area 1) Link ID ADV Router Age Seq# Checksum 1.1.1.1 2.2.2.2 498 0x80000001 0x00d850 1.1.1.1 3.3.3.3 487 0x80000001 0x00ba6a 2.2.2.2 2.2.2.2 538 0x80000001 0x00a085 2.2.2.2 3.3.3.3 487 0x80000001 0x009689 3.3.3.3 2.2.2.2 482 0x80000001 0x008699 3.3.3.3 3.3.3.3 527 0x80000001 0x0054c9 5.5.5.5 2.2.2.2 465 0x80000001 0x0020f8 5.5.5.5 3.3.3.3 465 0x80000001 0x000213 10.1.2.0 2.2.2.2 538 0x80000001 0x0058c8 10.1.2.0 3.3.3.3 487 0x80000001 0x0044d7 10.1.3.0 2.2.2.2 498 0x80000001 0x0057c7 10.1.3.0 3.3.3.3 527 0x80000001 0x002fec 10.2.5.0 2.2.2.2 538 0x80000001 0x002bf1 10.2.5.0 3.3.3.3 464 0x80000002 0x001502 10.3.5.0 2.2.2.2 464 0x80000002 0x0027f2 10.3.5.0 3.3.3.3 527 0x80000001 0x000117 172.16.1.1 2.2.2.2 498 0x80000001 0x006c02 172.16.1.1 3.3.3.3 487 0x80000001 0x004e1c Type-7 AS External Link States (Area 1) Link ID ADV Router Age Seq# Checksum Tag 0.0.0.0 2.2.2.2 539 0x80000001 0x00d0d8 0 0.0.0.0 3.3.3.3 528 0x80000001 0x00b2f2 0 172.16.4.0 4.4.4.4 516 0x80000001 0x00f1c3 0 RP/0/RP0/CPU0:XR4#show ospf database router Sun Sep 20 09:53:07.172 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 1) Routing Bit Set on this LSA LS age: 478 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: 80000003 Checksum: 0x777a Length: 36 Area Border Router AS Boundary Router Number of Links: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.2.4.4 (Link Data) Router Interface address: 10.2.4.2 Number of TOS metrics: 0 TOS 0 Metrics: 1 Routing Bit Set on this LSA LS age: 478 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: 80000003 Checksum: 0x4d99 Length: 36 Area Border Router AS Boundary Router Number of Links: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.3.4.4 (Link Data) Router Interface address: 10.3.4.3 Number of TOS metrics: 0 TOS 0 Metrics: 1 LS age: 477 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: 0x466c Length: 72 AS Boundary Router Number of Links: 4 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: a Stub Network (Link ID) Network/subnet number: 172.16.4.1 (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: 10.2.4.4 (Link Data) Router Interface address: 10.2.4.4 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.3.4.4 (Link Data) Router Interface address: 10.3.4.4 Number of TOS metrics: 0 TOS 0 Metrics: 1 RP/0/RP0/CPU0:XR4#show ospf database network Sun Sep 20 09:53:08.131 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Net Link States (Area 1) Routing Bit Set on this LSA LS age: 478 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.2.4.4 (address of Designated Router) Advertising Router: 4.4.4.4 LS Seq Number: 80000001 Checksum: 0xea0d Length: 32 Network Mask: /24 Attached Router: 2.2.2.2 Attached Router: 4.4.4.4 Routing Bit Set on this LSA LS age: 478 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.3.4.4 (address of Designated Router) Advertising Router: 4.4.4.4 LS Seq Number: 80000001 Checksum: 0x1f1 Length: 32 Network Mask: /24 Attached Router: 3.3.3.3 Attached Router: 4.4.4.4 RP/0/RP0/CPU0:XR4#show ospf statistics interface Sun Sep 20 09:53:09.121 UTC Interface Loopback0 Process ID 1 Area 1 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 Loopback1 Process ID 1 Area 1 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 1 OSPF packet and LSA statistics RX(hello) RX(router) TX LSA RX LSA TX Hello 55 - 55 - - DB Des 7 7 2 11 2 LS Req 1 1 1 2 0 LS Upd 5 5 8 15 21 LS Ack 3 3 2 18 13 TOTAL 71 16 68 46 36 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 1 OSPF packet and LSA statistics RX(hello) RX(router) TX LSA RX LSA TX Hello 55 - 55 - - DB Des 5 5 2 11 2 LS Req 1 1 1 2 0 LS Upd 5 5 8 15 21 LS Ack 3 3 2 18 13 TOTAL 69 14 68 46 36 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:XR4#show ospf database nssa-external Sun Sep 20 09:53:09.858 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Type-7 AS External Link States (Area 1) Routing Bit Set on this LSA LS age: 542 Options: (No TOS-capability, No Type 7/5 translation, DC) LS Type: AS External Link Link State ID: 0.0.0.0 (External Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0xd0d8 Length: 36 Network Mask: /0 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 1 Forward Address: 0.0.0.0 External Route Tag: 0 Routing Bit Set on this LSA LS age: 531 Options: (No TOS-capability, No Type 7/5 translation, DC) LS Type: AS External Link Link State ID: 0.0.0.0 (External Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0xb2f2 Length: 36 Network Mask: /0 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 1 Forward Address: 0.0.0.0 External Route Tag: 0 LS age: 519 Options: (No TOS-capability, Type 7/5 translation, DC) LS Type: AS External Link Link State ID: 172.16.4.0 (External Network Number) Advertising Router: 4.4.4.4 LS Seq Number: 80000001 Checksum: 0xf1c3 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 4.4.4.4 External Route Tag: 0 RP/0/RP0/CPU0:XR4#show ospf database external Sun Sep 20 09:53:10.670 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) RP/0/RP0/CPU0:XR4#show ospf database summary Sun Sep 20 09:53:11.475 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) Summary Net Link States (Area 1) Routing Bit Set on this LSA LS age: 503 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: 80000001 Checksum: 0xd850 Length: 28 Network Mask: /32 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 492 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: 0xba6a Length: 28 Network Mask: /32 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 543 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 2.2.2.2 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0xa085 Length: 28 Network Mask: /32 TOS: 0 Metric: 1 LS age: 492 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: 0x9689 Length: 28 Network Mask: /32 TOS: 0 Metric: 3 LS age: 487 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 3.3.3.3 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x8699 Length: 28 Network Mask: /32 TOS: 0 Metric: 3 Routing Bit Set on this LSA LS age: 532 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 Routing Bit Set on this LSA LS age: 470 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 5.5.5.5 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x20f8 Length: 28 Network Mask: /32 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 470 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 5.5.5.5 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x213 Length: 28 Network Mask: /32 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 543 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.1.2.0 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x58c8 Length: 28 Network Mask: /24 TOS: 0 Metric: 1 LS age: 492 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.1.2.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x44d7 Length: 28 Network Mask: /24 TOS: 0 Metric: 2 LS age: 503 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.1.3.0 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x57c7 Length: 28 Network Mask: /24 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 532 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.1.3.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x2fec Length: 28 Network Mask: /24 TOS: 0 Metric: 1 Routing Bit Set on this LSA LS age: 543 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.2.5.0 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x2bf1 Length: 28 Network Mask: /24 TOS: 0 Metric: 1 LS age: 470 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.2.5.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000002 Checksum: 0x1502 Length: 28 Network Mask: /24 TOS: 0 Metric: 2 LS age: 470 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.3.5.0 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000002 Checksum: 0x27f2 Length: 28 Network Mask: /24 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 532 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 10.3.5.0 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x117 Length: 28 Network Mask: /24 TOS: 0 Metric: 1 Routing Bit Set on this LSA LS age: 503 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 172.16.1.1 (Summary Network Number) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x6c02 Length: 28 Network Mask: /32 TOS: 0 Metric: 2 Routing Bit Set on this LSA LS age: 492 Options: (No TOS-capability, DC) LS Type: Summary Links (Network) Link State ID: 172.16.1.1 (Summary Network Number) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x4e1c Length: 28 Network Mask: /32 TOS: 0 Metric: 2 RP/0/RP0/CPU0:XR4#show ospf database summary 0.0.0.0 Sun Sep 20 09:53:12.380 UTC OSPF Router with ID (4.4.4.4) (Process ID 1) RP/0/RP0/CPU0:XR4#show ospf border-routers Sun Sep 20 09:53:13.225 UTC OSPF 1 Internal Routing Table Codes: i - Intra-area route, I - Inter-area route i 2.2.2.2 [1] via 10.2.4.2, GigabitEthernet0/0/0/0, ABR/ASBR , Area 1, SPF 4 i 3.3.3.3 [1] via 10.3.4.3, GigabitEthernet0/0/0/1, ABR/ASBR , Area 1, SPF 4 RP/0/RP0/CPU0:XR4#show ospf routes Sun Sep 20 09:53:14.150 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 N2 0.0.0.0/0, metric 1 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 2 O IA 1.1.1.1/32, metric 3 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 2 O IA 2.2.2.2/32, metric 2 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O IA 3.3.3.3/32, metric 2 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O 4.4.4.4/32, metric 1 4.4.4.4, directly connected, via Loopback0, ifIndex 7 O IA 5.5.5.5/32, metric 3 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 2 O IA 10.1.2.0/24, metric 2 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O IA 10.1.3.0/24, metric 2 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O 10.2.4.0/24, metric 1 10.2.4.4, directly connected, via GigabitEthernet0/0/0/0, ifIndex 3 O IA 10.2.5.0/24, metric 2 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 10.3.4.0/24, metric 1 10.3.4.4, directly connected, via GigabitEthernet0/0/0/1, ifIndex 4 O IA 10.3.5.0/24, metric 2 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 1 O IA 172.16.1.1/32, metric 3 10.2.4.2, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 10.3.4.3, from 3.3.3.3, via GigabitEthernet0/0/0/1, ifIndex 4, path-id 2 O 172.16.4.1/32, metric 1 172.16.4.1, directly connected, via Loopback1, ifIndex 8 RP/0/RP0/CPU0:XR4#show router-id Sun Sep 20 09:53:15.028 UTC Router-ID Interface 4.4.4.4 Loopback0 IPv6 router id is not enabled - Configure IPv6 address on loopback interface RP/0/RP0/CPU0:XR4#show running-config router ospf Sun Sep 20 09:53:15.180 UTC router ospf 1 router-id 4.4.4.4 redistribute static area 1 nssa interface Loopback0 passive enable ! interface Loopback1 passive enable ! interface GigabitEthernet0/0/0/0 ! interface GigabitEthernet0/0/0/1 ! ! !