RP/0/RP0/CPU0:R2#show version Tue Sep 15 05:31:09.938 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 R2 uptime is 31 minutes XRd Control Plane Container RP/0/RP0/CPU0:R2#show interface description Tue Sep 15 05:31:10.170 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 R1 (10.1.2.0/24 p2p) Gi0/0/0/1 up up to R3 (10.2.3.0/24 p2p) Gi0/0/0/2 admin-down admin-down RP/0/RP0/CPU0:R2#show route Tue Sep 15 05:31:10.486 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 i L2 1.1.1.1/32 [115/10] via 10.1.2.1, 00:29:02, GigabitEthernet0/0/0/0 L 2.2.2.2/32 is directly connected, 00:29:13, Loopback0 i L2 3.3.3.3/32 [115/10] via 10.2.3.3, 00:01:39, GigabitEthernet0/0/0/1 C 10.1.2.0/24 is directly connected, 00:29:07, GigabitEthernet0/0/0/0 L 10.1.2.2/32 is directly connected, 00:29:07, GigabitEthernet0/0/0/0 C 10.2.3.0/24 is directly connected, 00:29:07, GigabitEthernet0/0/0/1 L 10.2.3.2/32 is directly connected, 00:29:07, GigabitEthernet0/0/0/1 RP/0/RP0/CPU0:R2#show route isis Tue Sep 15 05:31:10.735 UTC i L2 1.1.1.1/32 [115/10] via 10.1.2.1, 00:29:03, GigabitEthernet0/0/0/0 i L2 3.3.3.3/32 [115/10] via 10.2.3.3, 00:01:39, GigabitEthernet0/0/0/1 RP/0/RP0/CPU0:R2#show route 3.3.3.3/32 Tue Sep 15 05:31:11.027 UTC Routing entry for 3.3.3.3/32 Known via "isis 1", distance 115, metric 10, type level-2 Installed Sep 15 05:29:31.247 for 00:01:39 Routing Descriptor Blocks 10.2.3.3, from 3.3.3.3, via GigabitEthernet0/0/0/1 Route metric is 10 No advertising protos. RP/0/RP0/CPU0:R2#show isis Tue Sep 15 05:31:11.195 UTC IS-IS Router: 1 System Id: 0020.0200.2002 Hostname: R2 IS Levels: level-2-only Manual area address(es): 49.0001 Routing for area address(es): 49.0001 Multi-Instance Id: 0 Running on: RP/0/RP0/CPU0 Job Id: 1003 PID: 4386 Respawn count: 1 Started: Tue 2026 Sep 15 05:01:45.028 UTC Null0 ready: Tue 2026 Sep 15 05:01:46.542 UTC Protocol shutdown: No System memory state: Normal Last change: never Memory state: Normal Last change: never Last/Initial memory usage/limit: 1599958/2147483648 0% Memory state monitoring interval: 60 s Memory usage/limit: 13834702/2147483648 0% Memory usage specifics (count/bytes): Nodes: 3/1224 LSPs: 3/1258 Links: 4/4896 Prefixes: 7/6440 Nets: 5/3056 Paths: 8/768 LSP MTU: 1492 LSP Full: level-1: No, level-2: No LSP fast flooding: Disabled Max LSP Tx: 1000 PSNP Delay: 500 ms PSNP interval: 50 ms Non-stop forwarding: Disabled Most recent startup mode: Cold Restart MFI LSD registered: No MFI LSD last registered: never TE connection status: Down TE connection up: never TE connection flaps: 0 XTC connection status: Down XTC connection up: never XTC connection flaps: 0 BFD connection status: Up BFD connection up: Tue 2026 Sep 15 05:01:47.543 UTC BFD connection flaps: 0 BFD HA role change: never BFD client HA role: none BFD server HA role: none Overload Bit: not configured Maximum Metric: not configured Topologies supported by IS-IS: IPv4 Unicast Rib connected Level-2 Metric style (generate/accept): Wide/Wide Metric: 10 No protocols redistributed Distance: 115 Advertise Passive Interface Prefixes Only: No Interfaces supported by IS-IS 1: Loopback0 is running passively (passive in configuration) GigabitEthernet0/0/0/0 is running actively (active in configuration) GigabitEthernet0/0/0/1 is running actively (active in configuration) RP/0/RP0/CPU0:R2#show isis neighbors Tue Sep 15 05:31:11.328 UTC IS-IS 1 neighbors: System Id Interface SNPA State Holdtime Type IETF-NSF R1 Gi0/0/0/0 *PtoP* Up 22 L2 Capable R3 Gi0/0/0/1 *PtoP* Up 28 L2 Capable Total neighbor count: 2 RP/0/RP0/CPU0:R2#show isis database Tue Sep 15 05:31:11.536 UTC IS-IS 1 (Level-2) Link State Database LSPID LSP Seq Num LSP Checksum LSP Holdtime/Rcvd ATT/P/OL R1.00-00 0x00000007 0xbdda 1115 /1200 0/0/0 R2.00-00 * 0x00000020 0x462f 1099 /* 0/0/0 R3.00-00 0x00000006 0xa898 939 /1200 0/0/0 Total Level-2 LSP count: 3 Local Level-2 LSP count: 1 RP/0/RP0/CPU0:R2#show isis database detail Tue Sep 15 05:31:11.770 UTC IS-IS 1 (Level-2) Link State Database LSPID LSP Seq Num LSP Checksum LSP Holdtime/Rcvd ATT/P/OL R1.00-00 0x00000007 0xbdda 1115 /1200 0/0/0 Area Address: 49.0001 LSP MTU: 1492 NLPID: 0xcc IP Address: 1.1.1.1 Hostname: R1 Metric: 10 IS-Extended R2.00 Metric: 0 IP-Extended 1.1.1.1/32 Metric: 10 IP-Extended 10.1.2.0/24 R2.00-00 * 0x00000020 0x462f 1099 /* 0/0/0 Area Address: 49.0001 LSP MTU: 1492 NLPID: 0xcc IP Address: 2.2.2.2 Hostname: R2 Metric: 10 IS-Extended R1.00 Metric: 10 IS-Extended R3.00 Metric: 0 IP-Extended 2.2.2.2/32 Metric: 10 IP-Extended 10.1.2.0/24 Metric: 10 IP-Extended 10.2.3.0/24 R3.00-00 0x00000006 0xa898 938 /1200 0/0/0 Area Address: 49.0001 LSP MTU: 1492 NLPID: 0xcc IP Address: 3.3.3.3 Hostname: R3 Metric: 10 IS-Extended R2.00 Metric: 0 IP-Extended 3.3.3.3/32 Metric: 10 IP-Extended 10.2.3.0/24 Total Level-2 LSP count: 3 Local Level-2 LSP count: 1 RP/0/RP0/CPU0:R2#show isis spf-log Tue Sep 15 05:31:11.929 UTC IS-IS 1 Level 2 IPv4 Unicast Route Calculation Log Capacity: 210, Size: 37 Time Total Trig. Timestamp Type (ms) Nodes Count First Trigger LSP Triggers ------------ ----- ----- ----- ----- -------------------- ---------------------- --- Tue Sep 15 2026 --- 05:01:47.838 FSPF 0 0 2 CONFIG 05:01:58.728 FSPF 0 1 7 R2.00-00 CONFIG NEWNODE NEWLSP OVLSET PREFIXGOOD AREAADDR IPADDR 05:02:00.884 FSPF 0 1 1 R2.00-00 OVLCLR 05:02:02.873 PRC 0 1 1 R2.00-00 PREFIXGOOD 05:02:04.474 FSPF 47 2 5 R1.00-00 NEWNODE NEWLSP PREFIXGOOD AREAADDR IPADDR 05:02:07.722 FSPF 2 2 2 R2.00-00 LINKGOOD 05:02:12.726 FSPF 2 3 7 R3.00-00 NEWNODE NEWLSP LINKGOOD PREFIXGOOD AREAADDR IPADDR 05:07:56.872 FSPF 50 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:08:29.572 FSPF 50 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:15:15.546 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:15:19.052 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:15:22.572 FSPF 50 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:15:26.272 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:15:30.174 FSPF 48 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:15:33.569 FSPF 53 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:15:38.623 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:15:43.626 FSPF 1 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:15:48.629 FSPF 0 3 1 CONFIG 05:19:07.150 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:19:29.535 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:20:15.942 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:20:58.278 FSPF 43 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:24:23.604 FSPF 1 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:24:27.301 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:24:31.301 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:24:39.303 FSPF 0 3 1 CONFIG 05:24:55.304 FSPF 0 3 1 CONFIG 05:25:11.305 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:29:04.037 FSPF 1 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:29:07.339 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:29:10.872 FSPF 1 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:29:14.436 FSPF 4 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:29:17.748 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:29:21.240 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:29:26.243 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD 05:29:31.246 FSPF 3 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD 05:29:36.250 FSPF 0 3 1 CONFIG RP/0/RP0/CPU0:R2#show isis spf-log detail Tue Sep 15 05:31:12.081 UTC IS-IS 1 Level 2 IPv4 Unicast Route Calculation Log Capacity: 210, Size: 37 Time Total Trig. Timestamp Type (ms) Nodes Count First Trigger LSP Triggers ------------ ----- ----- ----- ----- -------------------- ---------------------- --- Tue Sep 15 2026 --- 05:01:47.838 FSPF 0 0 2 CONFIG Delay: 1ms (since first trigger) Trigger LSPs: 0 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:01:58.728 FSPF 0 1 7 R2.00-00 CONFIG NEWNODE NEWLSP OVLSET PREFIXGOOD AREAADDR IPADDR Delay: 10890ms (since first trigger) 10890ms (since end of last calculation) Trigger Prefix: 2.2.2.2/32 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 400ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:02:00.884 FSPF 0 1 1 R2.00-00 OVLCLR Delay: 50ms (since first trigger) 2156ms (since end of last calculation) Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 800ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:02:02.873 PRC 0 1 1 R2.00-00 PREFIXGOOD Delay: 51ms (since first trigger) 1989ms (since end of last calculation) Trigger Prefix: 10.1.2.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 1600ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:02:04.474 FSPF 47 2 5 R1.00-00 NEWNODE NEWLSP PREFIXGOOD AREAADDR IPADDR Delay: 515ms (since first trigger) 1601ms (since end of last calculation) Trigger Prefix: 1.1.1.1/32 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 3200ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 47 0 ----- ----- Full Calculation: 47 0 05:02:07.722 FSPF 2 2 2 R2.00-00 LINKGOOD Delay: 892ms (since first trigger) 3201ms (since end of last calculation) Trigger Link: R1.00 Trigger LSPs: 2 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:02:12.726 FSPF 2 3 7 R3.00-00 NEWNODE NEWLSP LINKGOOD PREFIXGOOD AREAADDR IPADDR Delay: 2937ms (since first trigger) 5002ms (since end of last calculation) Trigger Link: R2.00 Trigger Prefix: 3.3.3.3/32 Trigger LSPs: 2 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:07:56.872 FSPF 50 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 51ms (since first trigger) 344144ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 50 0 ----- ----- Full Calculation: 50 0 05:08:29.572 FSPF 50 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 50ms (since first trigger) 32650ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 50 0 ----- ----- Full Calculation: 50 0 05:15:15.546 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 50ms (since first trigger) 405924ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:15:19.052 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 50ms (since first trigger) 3504ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 400ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:15:22.572 FSPF 50 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 50ms (since first trigger) 3518ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 800ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 50 0 ----- ----- Full Calculation: 50 0 05:15:26.272 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 50ms (since first trigger) 3650ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 1600ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:15:30.174 FSPF 48 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 51ms (since first trigger) 3900ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 3200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 48 0 ----- ----- Full Calculation: 48 0 05:15:33.569 FSPF 53 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 51ms (since first trigger) 3347ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 53 0 ----- ----- Full Calculation: 53 0 05:15:38.623 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 102ms (since first trigger) 5001ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:15:43.626 FSPF 1 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 102ms (since first trigger) 5001ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 1 0 ----- ----- Full Calculation: 1 0 05:15:48.629 FSPF 0 3 1 CONFIG Delay: 102ms (since first trigger) 5002ms (since end of last calculation) Trigger LSPs: 0 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:19:07.150 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 50ms (since first trigger) 198521ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:19:29.535 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 51ms (since first trigger) 22383ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:20:15.942 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 51ms (since first trigger) 46405ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:20:58.278 FSPF 43 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 50ms (since first trigger) 42334ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 43 0 ----- ----- Full Calculation: 43 0 05:24:23.604 FSPF 1 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 50ms (since first trigger) 205283ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 1 0 ----- ----- Full Calculation: 1 0 05:24:27.301 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 51ms (since first trigger) 3696ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 400ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:24:31.301 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 50ms (since first trigger) 3998ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 800ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:24:39.303 FSPF 0 3 1 CONFIG Delay: 50ms (since first trigger) 8000ms (since end of last calculation) Trigger LSPs: 0 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 1600ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:24:55.304 FSPF 0 3 1 CONFIG Delay: 51ms (since first trigger) 16001ms (since end of last calculation) Trigger LSPs: 0 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 05:25:11.305 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 50ms (since first trigger) 16001ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:29:04.037 FSPF 1 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 51ms (since first trigger) 232730ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 1 0 ----- ----- Full Calculation: 1 0 05:29:07.339 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 50ms (since first trigger) 3301ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 400ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:29:10.872 FSPF 1 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 51ms (since first trigger) 3531ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 800ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 1 0 ----- ----- Full Calculation: 1 0 05:29:14.436 FSPF 4 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 51ms (since first trigger) 3563ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 1600ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 4 0 ----- ----- Full Calculation: 4 0 05:29:17.748 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 50ms (since first trigger) 3308ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 3200ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:29:21.240 FSPF 2 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 51ms (since first trigger) 3490ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:29:26.243 FSPF 2 3 3 R2.00-00 CONFIG LINKBAD PREFIXBAD Delay: 53ms (since first trigger) 5001ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 2 0 ----- ----- Full Calculation: 2 0 05:29:31.246 FSPF 3 3 3 R2.00-00 CONFIG LINKGOOD PREFIXGOOD Delay: 56ms (since first trigger) 5001ms (since end of last calculation) Trigger Link: R3.00 Trigger Prefix: 10.2.3.0/24 Trigger LSPs: 1 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 2 (0 critical, 0 high, 1 medium, 1 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 3 0 ----- ----- Full Calculation: 3 0 05:29:36.250 FSPF 0 3 1 CONFIG Delay: 59ms (since first trigger) 5001ms (since end of last calculation) Trigger LSPs: 0 New LSP Arrivals: 0 SR uloop: No Next Wait Interval: 5000ms RIB Batches: 0 (0 critical, 0 high, 0 medium, 0 low) Timings (ms): +--Total--+ Real CPU SPT Calculation: 0 0 Route Update: 0 0 ----- ----- Full Calculation: 0 0 RP/0/RP0/CPU0:R2#show isis lsp-log Tue Sep 15 05:31:12.225 UTC IS-IS 1 Level 2 LSP Generation Log Capacity: 50, Size: 36 When Count Interface Triggers --- Tue Sep 15 2026 --- 05:01:47.926 1 CONFIG 05:01:57.121 1 Lo0 IPUP 05:02:00.833 1 LSPDBOL 05:02:02.821 1 Gi0/0/0/0 IPUP 05:02:06.829 1 Gi0/0/0/0 SABIT 05:02:12.158 1 Gi0/0/0/1 SABIT 05:07:56.821 1 CONFIG 05:08:29.521 1 CONFIG 05:15:15.496 1 CONFIG 05:15:19.002 1 CONFIG 05:15:22.522 1 CONFIG 05:15:26.222 1 CONFIG 05:15:30.123 1 CONFIG 05:15:33.518 1 CONFIG 05:15:38.521 1 CONFIG 05:15:43.524 1 CONFIG 05:15:48.527 2 CONFIG 05:19:07.100 1 CONFIG 05:19:29.484 1 CONFIG 05:20:15.891 1 CONFIG 05:20:58.228 1 CONFIG 05:24:23.554 1 CONFIG 05:24:27.250 1 CONFIG 05:24:31.251 1 CONFIG 05:24:39.252 2 CONFIG 05:24:55.253 4 CONFIG 05:25:11.254 1 CONFIG 05:29:03.986 1 CONFIG 05:29:07.288 1 CONFIG 05:29:10.821 1 CONFIG 05:29:14.385 1 CONFIG 05:29:17.698 1 CONFIG 05:29:21.189 1 CONFIG 05:29:26.190 1 CONFIG 05:29:31.190 1 CONFIG 05:29:36.191 2 CONFIG RP/0/RP0/CPU0:R2#show isis route Tue Sep 15 05:31:12.460 UTC IS-IS 1 IPv4 Unicast routes Codes: L1 - level 1, L2 - level 2, ia - interarea (leaked into level 1) df - level 1 default (closest attached router), su - summary null C - connected, S - static, R - RIP, B - BGP, O - OSPF E - EIGRP, A - access/subscriber, M - mobile, a - application i - IS-IS (redistributed from another instance) Maximum parallel path count: 8 L2 1.1.1.1/32 [10/115] via 10.1.2.1, GigabitEthernet0/0/0/0, R1, Weight: 0 C 2.2.2.2/32 is directly connected, Loopback0 L2 3.3.3.3/32 [10/115] via 10.2.3.3, GigabitEthernet0/0/0/1, R3, Weight: 0 C 10.1.2.0/24 is directly connected, GigabitEthernet0/0/0/0 C 10.2.3.0/24 is directly connected, GigabitEthernet0/0/0/1 RP/0/RP0/CPU0:R2#show running-config router isis Tue Sep 15 05:31:12.739 UTC router isis 1 is-type level-2-only net 49.0001.0020.0200.2002.00 log adjacency changes address-family ipv4 unicast metric-style wide ! interface Loopback0 passive address-family ipv4 unicast ! ! interface GigabitEthernet0/0/0/0 point-to-point address-family ipv4 unicast metric 10 ! ! interface GigabitEthernet0/0/0/1 point-to-point address-family ipv4 unicast metric 10 ! ! ! RP/0/RP0/CPU0:R2#show configuration commit list Tue Sep 15 05:31:13.777 UTC SNo. Label/ID User Line Client Time Stamp ~~~~ ~~~~~~~~ ~~~~ ~~~~ ~~~~~~ ~~~~~~~~~~ 1 1000000038 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:35 2026 2 1000000037 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:31 2026 3 1000000036 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:28 2026 4 1000000035 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:24 2026 5 1000000034 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:20 2026 6 1000000033 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:17 2026 7 1000000032 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:13 2026 8 1000000031 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:10 2026 9 1000000030 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:06 2026 10 1000000029 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:29:03 2026 11 1000000028 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:28:09 2026 12 1000000027 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:55 2026 13 1000000026 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:51 2026 14 1000000025 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:48 2026 15 1000000024 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:44 2026 16 1000000023 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:41 2026 17 1000000022 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:37 2026 18 1000000021 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:33 2026 19 1000000020 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:29 2026 20 1000000019 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:25 2026 21 1000000018 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:24:22 2026 22 1000000017 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:23:35 2026 23 1000000016 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:20:57 2026 24 1000000015 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:20:15 2026 25 1000000014 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:19:29 2026 26 1000000013 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:19:06 2026 27 1000000012 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:46 2026 28 1000000011 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:43 2026 29 1000000010 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:40 2026 30 1000000009 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:36 2026 31 1000000008 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:33 2026 32 1000000007 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:29 2026 33 1000000006 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:25 2026 34 1000000005 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:22 2026 35 1000000004 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:18 2026 36 1000000003 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:15:15 2026 37 1000000002 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:08:29 2026 38 1000000001 cisco vty0:node0_RP0_CPU CLI Tue Sep 15 05:07:56 2026 RP/0/RP0/CPU0:R2#show isis adjacency-log Tue Sep 15 05:31:13.885 UTC IS-IS 1 Level 2 Adjacency Log Capacity: 100, Size: 4 When System Interface State Details --- Tue Sep 15 2026 --- 05:02:03.343 R1 Gi0/0/0/0 d -> i 05:02:03.951 R1 Gi0/0/0/0 i -> u New adjacency IPv4 Unicast Up 05:02:07.791 R3 Gi0/0/0/1 d -> i 05:02:08.479 R3 Gi0/0/0/1 i -> u New adjacency IPv4 Unicast Up RP/0/RP0/CPU0:R2#show isis statistics Tue Sep 15 05:31:14.070 UTC IS-IS 1 Packet and Event Statistics Dropped Dropped Total PDUs Sent Received On Input By Update Hello: 406 404 0 - CSNP: 2 2 - 0 PSNP: 7 61 0 0 LSP: 63 7 0 0 LSP Retransmissions: 0 LSP Checksum Errors: 0 IS-IS Update Queue: 0/3500 Total Traffic: 70 High Water Mark: 2 HWM Set: Tue 2026 Sep 15 05:07:57.329 UTC Total Drops: 0 IS-IS Input Queue: 0/4200 Total Traffic: 474 High Water Mark: 2 Total Drops: 0 Level-2 LSPs sourced (new/refresh): 38/0 Route Calculations IPv4 Unicast Total: 37 Full SPF Calculations: 36 Periodic: 0 Partial Route Calc: 1 Next Hop Calculations: 0