XE1#show version Cisco IOS XE Software, Version 17.18.02 Cisco IOS Software [IOSXE], Virtual XE Software (X86_64_LINUX_IOSD-UNIVERSALK9-M), Version 17.18.2, RELEASE SOFTWARE (fc3) Technical Support: http://www.cisco.com/techsupport Copyright (c) 1986-2025 by Cisco Systems, Inc. Compiled Fri 19-Dec-25 03:49 by mcpre Cisco IOS-XE software, Copyright (c) 2005-2025 by cisco Systems, Inc. All rights reserved. Certain components of Cisco IOS-XE software are licensed under the GNU General Public License ("GPL") Version 2.0. The software code licensed under GPL Version 2.0 is free software that comes with ABSOLUTELY NO WARRANTY. You can redistribute and/or modify such GPL code under the terms of GPL Version 2.0. For more details, see the documentation or "License Notice" file accompanying the IOS-XE software, or the applicable URL provided on the flyer accompanying the IOS-XE software. ROM: IOS-XE ROMMON XE1 uptime is 10 minutes Uptime for this control processor is 14 minutes System returned to ROM by reload System image file is "bootflash:packages.conf" Last reload reason: factory-reset This product contains cryptographic features and is subject to United States and local country laws governing import, export, transfer and use. Delivery of Cisco cryptographic products does not imply third-party authority to import, export, distribute or use encryption. Importers, exporters, distributors and users are responsible for compliance with U.S. and local country laws. By using this product you agree to comply with applicable laws and regulations. If you are unable to comply with U.S. and local laws, return this product immediately. A summary of U.S. laws governing Cisco cryptographic products may be found at: http://www.cisco.com/wwl/export/crypto/tool/stqrg.html If you require further assistance please contact us by sending email to export@cisco.com. License Level: License Type: Perpetual Next reload license Level: Addon License Level: Addon License Type: Subscription Next reload addon license Level: The current throughput level is 20000 kbps Smart Licensing Status: Smart Licensing Using Policy cisco C8000V (VXE) processor (revision VXE) with 1651587K/3075K bytes of memory. Processor board ID 9B1EWI8678B Router operating mode: Autonomous 4 Gigabit Ethernet interfaces 32768K bytes of non-volatile configuration memory. 3962128K bytes of physical memory. 5234688K bytes of virtual hard disk at bootflash:. Configuration register is 0x2102 XE1#show interfaces description Interface Status Protocol Description Gi1 up up to XE2 (10.1.2.0/24) Gi2 up up to HOST1 (10.1.10.0/24) Gi3 admin down down not connected Gi4 up up management Lo0 up up XE1#show ip interface brief Interface IP-Address OK? Method Status Protocol GigabitEthernet1 10.1.2.1 YES TFTP up up GigabitEthernet2 10.1.10.1 YES TFTP up up GigabitEthernet3 unassigned YES unset administratively down down GigabitEthernet4 10.19.14.11 YES TFTP up up Loopback0 1.1.1.1 YES TFTP up up XE1#show 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, m - OMP n - NAT, Ni - NAT inside, No - NAT outside, Nd - NAT DIA 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 H - NHRP, G - NHRP registered, g - NHRP registration summary o - ODR, P - periodic downloaded static route, l - LISP a - application route + - replicated route, % - next hop override, p - overrides from PfR & - replicated local route overrides by connected Gateway of last resort is not set 1.0.0.0/32 is subnetted, 1 subnets C 1.1.1.1 is directly connected, Loopback0 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/2] via 10.1.2.2, 00:00:29, GigabitEthernet1 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/3] via 10.1.2.2, 00:00:25, GigabitEthernet1 10.0.0.0/8 is variably subnetted, 6 subnets, 2 masks C 10.1.2.0/24 is directly connected, GigabitEthernet1 L 10.1.2.1/32 is directly connected, GigabitEthernet1 C 10.1.10.0/24 is directly connected, GigabitEthernet2 L 10.1.10.1/32 is directly connected, GigabitEthernet2 O 10.2.3.0/24 [110/2] via 10.1.2.2, 00:00:25, GigabitEthernet1 O 10.3.10.0/24 [110/3] via 10.1.2.2, 00:00:25, GigabitEthernet1 XE1#show ip protocols *** IP Routing is NSF aware *** Routing Protocol is "application" Sending updates every 0 seconds Invalid after 0 seconds, hold down 0, flushed after 0 Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Maximum path: 32 Routing for Networks: Routing Information Sources: Gateway Distance Last Update Distance: (default is 4) Routing Protocol is "ospf 1" Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Router ID 1.1.1.1 Number of areas in this router is 1. 1 normal 0 stub 0 nssa Maximum path: 4 Routing for Networks: 1.1.1.1 0.0.0.0 area 0 10.1.2.0 0.0.0.255 area 0 10.1.10.0 0.0.0.255 area 0 Passive Interface(s): GigabitEthernet2 Loopback0 Routing Information Sources: Gateway Distance Last Update 3.3.3.3 110 00:00:24 2.2.2.2 110 00:00:28 Distance: (default is 110) XE1#show ip ospf Routing Process "ospf 1" with ID 1.1.1.1 Start time: 00:13:29.021, Time elapsed: 00:01:22.517 Supports only single TOS(TOS0) routes Supports opaque LSA Supports Link-local Signaling (LLS) Supports area transit capability Supports NSSA (compatible with RFC 3101) Supports Database Exchange Summary List Optimization (RFC 5243) Maximum number of non self-generated LSA allowed 50000 Current number of non self-generated LSA 4 Threshold for warning message 75% Ignore-time 5 minutes, reset-time 10 minutes Ignore-count allowed 5, current ignore-count 0 Event-log enabled, Maximum number of events: 1000, Mode: cyclic 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 Incremental-SPF disabled Per-prefix-distribution disabled Initial LSA throttle delay 50 msecs Minimum hold time for LSA throttle 200 msecs Maximum wait time for LSA throttle 5000 msecs Minimum LSA arrival 100 msecs LSA group pacing timer 240 secs Interface flood pacing timer 33 msecs Retransmission pacing timer 66 msecs EXCHANGE/LOADING adjacency limit: initial 300, process maximum 300 Number of external LSA 0. Checksum Sum 0x000000 Number of opaque AS LSA 0. Checksum Sum 0x000000 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 Number of areas transit capable is 0 External flood list length 0 IETF NSF helper support enabled Cisco NSF helper support enabled Reference bandwidth unit is 100 mbps Area BACKBONE(0) Number of interfaces in this area is 3 (1 loopback) Area has no authentication SPF algorithm last executed 00:00:21.304 ago SPF algorithm executed 10 times Area ranges are Number of LSA 5. Checksum Sum 0x0178CC Number of opaque link LSA 0. Checksum Sum 0x000000 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 XE1#show ip ospf interface Loopback0 is up, line protocol is up Internet Address 1.1.1.1/32, Interface ID 10, Area 0 Attached via Network Statement Process ID 1, Router ID 1.1.1.1, Network Type LOOPBACK, Cost: 1 Topology-MTID Cost Disabled Shutdown Topology Name 0 1 no no Base Loopback interface is treated as a stub Host GigabitEthernet2 is up, line protocol is up Internet Address 10.1.10.1/24, Interface ID 6, Area 0 Attached via Network Statement Process ID 1, Router ID 1.1.1.1, Network Type BROADCAST, Cost: 1 Topology-MTID Cost Disabled Shutdown Topology Name 0 1 no no Base Transmit Delay is 1 sec, State DR, Priority 1 Designated Router (ID) 1.1.1.1, Interface address 10.1.10.1 No backup designated router on this network Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 No Hellos (Passive interface) Supports Link-local Signaling (LLS) Cisco NSF helper support enabled IETF NSF helper support enabled Index 1/3/3, flood queue length 0 Next 0x0(0)/0x0(0)/0x0(0) Last flood scan length is 0, maximum is 0 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 0, Adjacent neighbor count is 0 Suppress hello for 0 neighbor(s) GigabitEthernet1 is up, line protocol is up Internet Address 10.1.2.1/24, Interface ID 5, Area 0 Attached via Network Statement Process ID 1, Router ID 1.1.1.1, Network Type BROADCAST, Cost: 1 Topology-MTID Cost Disabled Shutdown Topology Name 0 1 no no Base Transmit Delay is 1 sec, State BDR, Priority 1 Designated Router (ID) 2.2.2.2, Interface address 10.1.2.2 Backup Designated router (ID) 1.1.1.1, Interface address 10.1.2.1 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:03 Supports Link-local Signaling (LLS) Cisco NSF helper support enabled IETF NSF helper support enabled Index 1/2/2, flood queue length 0 Next 0x0(0)/0x0(0)/0x0(0) Last flood scan length is 1, maximum is 1 Last flood scan time is 0 msec, maximum is 2 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 2.2.2.2 (Designated Router) Suppress hello for 0 neighbor(s) XE1#show ip ospf interface brief Interface PID Area IP Address/Mask Cost State Nbrs F/C Lo0 1 0 1.1.1.1/32 1 LOOP 0/0 Gi2 1 0 10.1.10.1/24 1 DR 0/0 Gi1 1 0 10.1.2.1/24 1 BDR 1/1 XE1#show ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/DR 00:00:36 10.1.2.2 GigabitEthernet1 XE1#show ip ospf neighbor detail Neighbor 2.2.2.2, interface address 10.1.2.2, interface-id 5 In the area 0 via interface GigabitEthernet1 Neighbor priority is 1, State is FULL, 6 state changes DR is 10.1.2.2 BDR is 10.1.2.1 Options is 0x12 in Hello (E-bit, L-bit) Options is 0x52 in DBD (E-bit, L-bit, O-bit) LLS Options is 0x1 (LR) Dead timer due in 00:00:36 Neighbor is up for 00:01:03 Index 1/1/1, retransmission queue length 0, number of retransmission 0 First 0x0(0)/0x0(0)/0x0(0) Next 0x0(0)/0x0(0)/0x0(0) Last retransmission scan length is 0, maximum is 0 Last retransmission scan time is 0 msec, maximum is 0 msec XE1#show ip ospf database OSPF Router with ID (1.1.1.1) (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 21 0x80000008 0x005E6D 3 2.2.2.2 2.2.2.2 16 0x80000009 0x00961A 3 3.3.3.3 3.3.3.3 14 0x80000008 0x002B7F 3 Net Link States (Area 0) Link ID ADV Router Age Seq# Checksum 10.1.2.2 2.2.2.2 30 0x80000001 0x0021F5 10.2.3.3 3.3.3.3 28 0x80000001 0x0036D1 XE1#show ip ospf database router OSPF Router with ID (1.1.1.1) (Process ID 1) Router Link States (Area 0) LS age: 22 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: 80000008 Checksum: 0x5E6D Length: 60 Number of Links: 3 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 MTID metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.1.10.0 (Link Data) Network Mask: 255.255.255.0 Number of MTID metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.1.2.2 (Link Data) Router Interface address: 10.1.2.1 Number of MTID metrics: 0 TOS 0 Metrics: 1 LS age: 17 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: 80000009 Checksum: 0x961A 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 MTID metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.2.3.3 (Link Data) Router Interface address: 10.2.3.2 Number of MTID metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.1.2.2 (Link Data) Router Interface address: 10.1.2.2 Number of MTID metrics: 0 TOS 0 Metrics: 1 LS age: 14 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: 80000008 Checksum: 0x2B7F Length: 60 Number of Links: 3 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 MTID metrics: 0 TOS 0 Metrics: 1 Link connected to: a Stub Network (Link ID) Network/subnet number: 10.3.10.0 (Link Data) Network Mask: 255.255.255.0 Number of MTID metrics: 0 TOS 0 Metrics: 1 Link connected to: a Transit Network (Link ID) Designated Router address: 10.2.3.3 (Link Data) Router Interface address: 10.2.3.3 Number of MTID metrics: 0 TOS 0 Metrics: 1 XE1#show ip ospf database network OSPF Router with ID (1.1.1.1) (Process ID 1) Net Link States (Area 0) LS age: 30 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.1.2.2 (address of Designated Router) Advertising Router: 2.2.2.2 LS Seq Number: 80000001 Checksum: 0x21F5 Length: 32 Network Mask: /24 Attached Router: 2.2.2.2 Attached Router: 1.1.1.1 LS age: 28 Options: (No TOS-capability, DC) LS Type: Network Links Link State ID: 10.2.3.3 (address of Designated Router) Advertising Router: 3.3.3.3 LS Seq Number: 80000001 Checksum: 0x36D1 Length: 32 Network Mask: /24 Attached Router: 3.3.3.3 Attached Router: 2.2.2.2 XE1#show ip route ospf 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, m - OMP n - NAT, Ni - NAT inside, No - NAT outside, Nd - NAT DIA 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 H - NHRP, G - NHRP registered, g - NHRP registration summary o - ODR, P - periodic downloaded static route, l - LISP a - application route + - replicated route, % - next hop override, p - overrides from PfR & - replicated local route overrides by connected Gateway of last resort is not set 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/2] via 10.1.2.2, 00:00:30, GigabitEthernet1 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/3] via 10.1.2.2, 00:00:26, GigabitEthernet1 10.0.0.0/8 is variably subnetted, 6 subnets, 2 masks O 10.2.3.0/24 [110/2] via 10.1.2.2, 00:00:26, GigabitEthernet1 O 10.3.10.0/24 [110/3] via 10.1.2.2, 00:00:26, GigabitEthernet1 XE1#show ip ospf statistics OSPF Router with ID (1.1.1.1) (Process ID 1) Area 0: SPF algorithm executed 10 times Summary OSPF SPF statistic SPF calculation time Delta T Intra D-Intra Summ D-Summ Ext D-Ext Total Reason 00:01:23 10 1 0 0 6 0 19 R 00:01:22 0 0 0 0 0 0 0 R 00:01:22 0 0 0 0 0 0 0 R 00:00:42 1 0 0 0 0 0 1 R 00:00:42 0 0 0 0 0 0 0 R 00:00:29 0 0 0 0 0 0 0 R, N 00:00:26 0 0 0 0 0 0 0 R, N 00:00:26 0 0 0 0 0 0 0 R 00:00:26 1 0 0 0 0 0 1 R 00:00:22 0 0 0 0 0 0 0 R