RP/0/RP0/CPU0:R4#show version Wed Sep 23 07:46:58.806 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 16 minutes XRd Control Plane Container RP/0/RP0/CPU0:R4#show interface description Wed Sep 23 07:46:58.976 UTC Interface Status Protocol Description -------------------------------------------------------------------------------- Nu0 up up Mg0/RP0/CPU0/0 up up management Gi0/0/0/0 up up to R1 Gi0/0/0/1 admin-down admin-down Gi0/0/0/2 admin-down admin-down RP/0/RP0/CPU0:R4#show route Wed Sep 23 07:46:59.213 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 1.1.1.1/32 [110/2] via 10.0.14.1, 00:13:18, GigabitEthernet0/0/0/0 O 2.2.2.2/32 [110/3] via 10.0.14.1, 00:13:18, GigabitEthernet0/0/0/0 O 3.3.3.3/32 [110/4] via 10.0.14.1, 00:13:11, GigabitEthernet0/0/0/0 O 10.0.12.0/24 [110/2] via 10.0.14.1, 00:13:18, GigabitEthernet0/0/0/0 C 10.0.14.0/24 is directly connected, 00:13:58, GigabitEthernet0/0/0/0 L 10.0.14.4/32 is directly connected, 00:13:58, GigabitEthernet0/0/0/0 O 10.0.23.0/24 [110/3] via 10.0.14.1, 00:13:15, GigabitEthernet0/0/0/0 O 11.11.11.11/32 [110/2] via 10.0.14.1, 00:03:24, GigabitEthernet0/0/0/0 RP/0/RP0/CPU0:R4#show route ospf Wed Sep 23 07:46:59.512 UTC O 1.1.1.1/32 [110/2] via 10.0.14.1, 00:13:18, GigabitEthernet0/0/0/0 O 2.2.2.2/32 [110/3] via 10.0.14.1, 00:13:18, GigabitEthernet0/0/0/0 O 3.3.3.3/32 [110/4] via 10.0.14.1, 00:13:11, GigabitEthernet0/0/0/0 O 10.0.12.0/24 [110/2] via 10.0.14.1, 00:13:18, GigabitEthernet0/0/0/0 O 10.0.23.0/24 [110/3] via 10.0.14.1, 00:13:16, GigabitEthernet0/0/0/0 O 11.11.11.11/32 [110/2] via 10.0.14.1, 00:03:24, GigabitEthernet0/0/0/0 RP/0/RP0/CPU0:R4#show ospf Wed Sep 23 07:46:59.775 UTC Routing Process "ospf 1" with ID 10.0.14.4 Role: Primary Active NSR (Non-stop routing) is Enabled Supports only single TOS(TOS0) routes Supports opaque LSA Maximum number of non self-generated LSA allowed 500000 Current number of non self-generated LSA 5 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, 1 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. 1 normal 0 stub 0 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 1 SPF algorithm executed 8 times Number of LSA 7. Checksum Sum 0x02f741 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 Wed Sep 23 07:47:00.671 UTC Interfaces for OSPF 1 GigabitEthernet0/0/0/0 is up, line protocol is up Internet Address 10.0.14.4/24, Area 0, SID 0, Strict-SPF SID 0 Label stack Primary label 0 Backup label 0 SRTE label 0 Process ID 1, Router ID 10.0.14.4, 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) 10.0.14.4, Interface address 10.0.14.4 Backup Designated router (ID) 1.1.1.1, Interface address 10.0.14.1 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:08:181 Index 1/1, flood queue length 0 Next 0(0)/0(0) Last flood scan length is 1, maximum is 1 Last flood scan time is 0 msec, maximum is 0 msec LS Ack List: current length 0, high water mark 3 Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 1.1.1.1 (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:R4#show ospf interface brief Wed Sep 23 07:47:01.509 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 Gi0/0/0/0 1 0 10.0.14.4/24 1 DR 1/1 RP/0/RP0/CPU0:R4#show ospf neighbor Wed Sep 23 07:47:02.331 UTC * Indicates MADJ interface # Indicates Neighbor awaiting BFD session up Neighbors for OSPF 1 Neighbor ID Pri State Dead Time Address Interface 1.1.1.1 1 FULL/BDR 00:00:39 10.0.14.1 GigabitEthernet0/0/0/0 Neighbor is up for 00:13:52 Total neighbor count: 1 RP/0/RP0/CPU0:R4#show ospf neighbor detail Wed Sep 23 07:47:03.395 UTC * Indicates MADJ interface # Indicates Neighbor awaiting BFD session up Neighbors for OSPF 1 Neighbor 1.1.1.1, interface address 10.0.14.1 In the area 0 via interface GigabitEthernet0/0/0/0 Neighbor priority is 1, State is FULL, 0 state changes DR is 10.0.14.4 BDR is 10.0.14.1 Options is 0x52 LLS Options is 0x1 (LR) Dead timer due in 00:00:39 Neighbor is up for 00:13:53 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: 5 Capabilities TLV Not Advertised in RI LSA Total neighbor count: 1 RP/0/RP0/CPU0:R4#show ospf database Wed Sep 23 07:47:04.304 UTC OSPF Router with ID (10.0.14.4) (Process ID 1) Router Link States (Area 0) Link ID ADV Router Age Seq# Checksum Link count 1.1.1.1 1.1.1.1 211 0x80000005 0x001947 4 2.2.2.2 2.2.2.2 804 0x80000004 0x00730c 3 3.3.3.3 3.3.3.3 804 0x80000003 0x00476c 2 10.0.14.4 10.0.14.4 804 0x80000002 0x001aa7 1 Net Link States (Area 0) Link ID ADV Router Age Seq# Checksum 10.0.12.2 2.2.2.2 808 0x80000001 0x00ce3f 10.0.14.4 10.0.14.4 804 0x80000001 0x0005dc 10.0.23.3 3.3.3.3 805 0x80000001 0x008174 RP/0/RP0/CPU0:R4#show ospf database router Wed Sep 23 07:47:05.139 UTC OSPF Router with ID (10.0.14.4) (Process ID 1) Router Link States (Area 0) Routing Bit Set on this LSA LS age: 212 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 1.1.1.1 Advertising Router: 1.1.1.1 LS Seq Number: 80000005 Checksum: 0x1947 Length: 72 Number of Links: 4 Link connected to: a Stub Network (Link ID) Network/subnet number: 1.1.1.1 (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: 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: 10.0.12.2 (Link Data) Router Interface address: 10.0.12.1 Number of TOS metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.0.14.4 (Link Data) Router Interface address: 10.0.14.1 Number of TOS metrics: 0 TOS 0 Metrics: 1 Routing Bit Set on this LSA LS age: 804 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: 80000004 Checksum: 0x730c Length: 60 Number of Links: 3 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: 10.0.12.2 (Link Data) Router Interface address: 10.0.12.2 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 Routing Bit Set on this LSA LS age: 805 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: 0x476c Length: 48 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: 804 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 10.0.14.4 Advertising Router: 10.0.14.4 LS Seq Number: 80000002 Checksum: 0x1aa7 Length: 36 Number of Links: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.0.14.4 (Link Data) Router Interface address: 10.0.14.4 Number of TOS metrics: 0 TOS 0 Metrics: 1 RP/0/RP0/CPU0:R4#show ospf database network Wed Sep 23 07:47:05.997 UTC OSPF Router with ID (10.0.14.4) (Process ID 1) Net Link States (Area 0) Routing Bit Set on this LSA LS age: 809 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.0.12.2 (address of Designated Router) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0xce3f Length: 32 Network Mask: /24 Attached Router: 1.1.1.1 Attached Router: 2.2.2.2 Routing Bit Set on this LSA LS age: 805 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.0.14.4 (address of Designated Router) Advertising Router: 10.0.14.4 LS Seq Number: 80000001 Checksum: 0x5dc Length: 32 Network Mask: /24 Attached Router: 1.1.1.1 Attached Router: 10.0.14.4 Routing Bit Set on this LSA LS age: 806 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: 80000001 Checksum: 0x8174 Length: 32 Network Mask: /24 Attached Router: 2.2.2.2 Attached Router: 3.3.3.3 RP/0/RP0/CPU0:R4#show ospf statistics interface Wed Sep 23 07:47:06.837 UTC 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 13 - 13 - - 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 13 0 13 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 RP/0/RP0/CPU0:R4#show router-id Wed Sep 23 07:47:07.649 UTC IPv4 router id is not enabled - Configure IPv4 address on loopback interface IPv6 router id is not enabled - Configure IPv6 address on loopback interface RP/0/RP0/CPU0:R4#show ospf database router self-originate Wed Sep 23 07:47:07.841 UTC OSPF Router with ID (10.0.14.4) (Process ID 1) Router Link States (Area 0) LS age: 807 Options: (No TOS-capability, DC) LS Type: Router Links Link State ID: 10.0.14.4 Advertising Router: 10.0.14.4 LS Seq Number: 80000002 Checksum: 0x1aa7 Length: 36 Number of Links: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.0.14.4 (Link Data) Router Interface address: 10.0.14.4 Number of TOS metrics: 0 TOS 0 Metrics: 1 RP/0/RP0/CPU0:R4#show ospf routes Wed Sep 23 07:47:08.743 UTC Topology Table for ospf 1 with ID 10.0.14.4 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 1.1.1.1/32, metric 2 10.0.14.1, from 1.1.1.1, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 2.2.2.2/32, metric 3 10.0.14.1, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 3.3.3.3/32, metric 4 10.0.14.1, from 3.3.3.3, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 10.0.12.0/24, metric 2 10.0.14.1, from 2.2.2.2, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 10.0.14.0/24, metric 1 10.0.14.4, directly connected, via GigabitEthernet0/0/0/0, ifIndex 3 O 10.0.23.0/24, metric 3 10.0.14.1, from 3.3.3.3, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 O 11.11.11.11/32, metric 2 10.0.14.1, from 1.1.1.1, via GigabitEthernet0/0/0/0, ifIndex 3, path-id 1 RP/0/RP0/CPU0:R4#show ipv4 interface brief Wed Sep 23 07:47:09.699 UTC Interface IP-Address Status Protocol Vrf-Name MgmtEth0/RP0/CPU0/0 10.19.3.54 Up Up Mgmt GigabitEthernet0/0/0/0 10.0.14.4 Up Up default GigabitEthernet0/0/0/1 unassigned Shutdown Down default GigabitEthernet0/0/0/2 unassigned Shutdown Down default RP/0/RP0/CPU0:R4#show configuration commit list Wed Sep 23 07:47:10.003 UTC The commit database is empty.