RP/0/RP0/CPU0:R4#show version Fri Sep 11 23:51:08.018 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 1 hour, 29 minutes XRd Control Plane Container RP/0/RP0/CPU0:R4#show interface description Fri Sep 11 23:51:08.143 UTC Interface Status Protocol Description -------------------------------------------------------------------------------- Lo0 up up router-id Nu0 up up Mg0/RP0/CPU0/0 up up management Gi0/0/0/0 up up to R1 (iBGP) Gi0/0/0/1 admin-down admin-down Gi0/0/0/2 admin-down admin-down RP/0/RP0/CPU0:R4#show route Fri Sep 11 23:51:08.334 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 10.0.0.1/32 [110/2] via 10.1.4.1, 01:27:09, GigabitEthernet0/0/0/0 O 10.0.0.2/32 [110/3] via 10.1.4.1, 00:30:08, GigabitEthernet0/0/0/0 O 10.0.0.3/32 [110/3] via 10.1.4.1, 00:31:16, GigabitEthernet0/0/0/0 L 10.0.0.4/32 is directly connected, 01:27:24, Loopback0 O 10.1.2.0/24 [110/2] via 10.1.4.1, 01:27:09, GigabitEthernet0/0/0/0 O 10.1.3.0/24 [110/2] via 10.1.4.1, 01:27:09, GigabitEthernet0/0/0/0 C 10.1.4.0/24 is directly connected, 01:27:17, GigabitEthernet0/0/0/0 L 10.1.4.4/32 is directly connected, 01:27:17, GigabitEthernet0/0/0/0 B 192.168.100.0/24 [200/0] via 10.0.0.2, 00:03:42 RP/0/RP0/CPU0:R4#show route Fri Sep 11 23:51:08.460 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 10.0.0.1/32 [110/2] via 10.1.4.1, 01:27:09, GigabitEthernet0/0/0/0 O 10.0.0.2/32 [110/3] via 10.1.4.1, 00:30:08, GigabitEthernet0/0/0/0 O 10.0.0.3/32 [110/3] via 10.1.4.1, 00:31:17, GigabitEthernet0/0/0/0 L 10.0.0.4/32 is directly connected, 01:27:24, Loopback0 O 10.1.2.0/24 [110/2] via 10.1.4.1, 01:27:09, GigabitEthernet0/0/0/0 O 10.1.3.0/24 [110/2] via 10.1.4.1, 01:27:09, GigabitEthernet0/0/0/0 C 10.1.4.0/24 is directly connected, 01:27:17, GigabitEthernet0/0/0/0 L 10.1.4.4/32 is directly connected, 01:27:17, GigabitEthernet0/0/0/0 B 192.168.100.0/24 [200/0] via 10.0.0.2, 00:03:42 RP/0/RP0/CPU0:R4#show route bgp Fri Sep 11 23:51:08.656 UTC B 192.168.100.0/24 [200/0] via 10.0.0.2, 00:03:42 RP/0/RP0/CPU0:R4#show route 192.168.100.0/24 Fri Sep 11 23:51:08.843 UTC Routing entry for 192.168.100.0/24 Known via "bgp 65001", distance 200, metric 0 Tag 65002, type internal Installed Sep 11 23:47:25.979 for 00:03:42 Routing Descriptor Blocks 10.0.0.2, from 10.0.0.1 Route metric is 0, Wt is 1 No advertising protos. RP/0/RP0/CPU0:R4#show ospf neighbor Fri Sep 11 23:51:08.992 UTC * Indicates MADJ interface # Indicates Neighbor awaiting BFD session up Neighbors for OSPF 1 Neighbor ID Pri State Dead Time Address Interface 10.0.0.1 1 FULL/ - 00:00:34 10.1.4.1 GigabitEthernet0/0/0/0 Neighbor is up for 01:27:11 Total neighbor count: 1 RP/0/RP0/CPU0:R4#show bgp summary Fri Sep 11 23:51:09.551 UTC BGP router identifier 10.0.0.4, local AS number 65001 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 51 BGP main routing table version 51 BGP NSR Initial initsync version 2 (Reached) BGP NSR/ISSU Sync-Group versions 0/0 BGP scan interval 60 secs BGP is operating in STANDALONE mode. Process RcvTblVer bRIB/RIB LabelVer ImportVer SendTblVer StandbyVer Speaker 51 51 51 51 51 0 Neighbor Spk AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down St/PfxRcd 10.0.0.1 0 65001 185 114 51 0 0 00:03:46 1 RP/0/RP0/CPU0:R4#show bgp Fri Sep 11 23:51:09.744 UTC BGP router identifier 10.0.0.4, local AS number 65001 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 51 BGP main routing table version 51 BGP NSR Initial initsync version 2 (Reached) BGP NSR/ISSU Sync-Group versions 0/0 BGP scan interval 60 secs Status codes: s suppressed, d damped, h history, * valid, > best i - internal, r RIB-failure, S stale, N Nexthop-discard Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i192.168.100.0/24 10.0.0.2 0 100 0 65002 i Processed 1 prefixes, 1 paths RP/0/RP0/CPU0:R4#show bgp 192.168.100.0/24 Fri Sep 11 23:51:10.102 UTC BGP routing table entry for 192.168.100.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 51 51 Last Modified: Sep 11 23:47:26.023 for 00:03:44 Paths: (1 available, best #1) Not advertised to any peer Path #1: Received by speaker 0 Not advertised to any peer 65002, (received & used) 10.0.0.2 (metric 3) from 10.0.0.1 (10.0.0.2) Origin IGP, metric 0, localpref 100, valid, internal, best, group-best Received Path ID 0, Local Path ID 1, version 51 Originator: 10.0.0.2, Cluster list: 10.0.0.1 RP/0/RP0/CPU0:R4#show bgp neighbors Fri Sep 11 23:51:10.288 UTC BGP neighbor is 10.0.0.1 Remote AS 65001, local AS 65001, internal link Description: iBGP to R1 Remote router ID 10.0.0.1 BGP state = Established, up for 00:03:46 Previous State: Idle Last Received Message: KeepAlive NSR State: None Last read 00:00:44, Last read before reset 00:04:10 Hold time is 180, keepalive interval is 60 seconds Configured hold time: 180, keepalive: 60, min acceptable hold time: 3 Last write 00:00:46, attempted 19, written 19 Second last write 00:01:46, attempted 19, written 19 Last write before reset 00:04:33, attempted 19, written 19 Second last write before reset 00:05:33, attempted 19, written 19 Last write pulse rcvd Sep 11 23:50:26.015 last full not set pulse count 247 Last write pulse rcvd before reset 00:04:10 Last insert into reset queue: Sep 11 23:47:00.262, removed at Sep 11 23:47:00.262 Socket not armed for io, armed for read, armed for write Last write thread event before reset 00:04:10, second last 00:04:10 Last KA expiry before reset 00:04:33, second last 00:05:33 Last KA error before reset 00:00:00, KA not sent 00:00:00 Last KA start before reset 00:04:33, second last 00:05:33 Precedence: internet Non-stop routing is enabled Multi-protocol capability received Neighbor capabilities: Route refresh: advertised (old + new) and received (old + new) 4-byte AS: advertised and received Address family IPv4 Unicast: advertised and received Received 185 messages, 12 notifications, 0 in queue Sent 114 messages, 0 notifications, 0 in queue Minimum time between advertisement runs is 0 secs Inbound message logging enabled, 4 messages buffered Outbound message logging enabled, 4 messages buffered Fast fallover is not enabled Neighbor is not directly connected Neighbor fast-fallover is not configured For Address Family: IPv4 Unicast BGP neighbor version 51 BGP neighbor quick-withdraw version 51 Update group: 0.2 Filter-group: 0.1 No Refresh request being processed Inbound soft reconfiguration allowed (override route-refresh) AF-dependent capabilities: Extended Nexthop Encoding: advertised and received Route refresh request: received 0, sent 0 Policy for incoming advertisements is FROM-R1 Policy for outgoing advertisements is TO-R1 1 accepted prefixes, 1 are bestpaths Exact no. of prefixes denied: 0 Cumulative no. of prefixes denied: 0 Number of routes received before ingress policy run: 1 Accepted prefixes unmodified: 1 Accepted prefixes (modified and unmodified): 1 Accepted prefixes (modified and unmodified) high water mark: 2 (Sep 11 22:54:01.864) Accepted prefixes modified: 0 Accepted prefixes modified high water mark: 0 (not set) Denied prefixes: 0 Denied prefixes high water mark: 0 (not set) Prefix advertised 0, suppressed 0, withdrawn 0 AIGP is enabled An EoR was received during read-only mode Last ack version 51, Last synced ack version 0 Outstanding version objects: current 0, max 0, refresh 0 Additional-paths operation: None Send Multicast Attributes Advertise routes with local-label via Unicast SAFI Slow Peer State: Detection-only Detected state: FALSE, Detection threshold: 300 Detection Count: 0, Recovery Count: 0 Connections established 13; dropped 12 Local host: 10.0.0.4, Local port: 62266, IF Handle: 0x00000000 Foreign host: 10.0.0.1, Foreign port: 179 Last reset 00:04:10, due to BGP Notification received: administrative reset Time since last notification received from neighbor: 00:04:10 Error Code: administrative reset Notification data received: None RP/0/RP0/CPU0:R4#show bgp update-group Fri Sep 11 23:51:10.465 UTC Update group for IPv4 Unicast, index 0.2: Attributes: Neighbor sessions are IPv4 Outbound policy: TO-R1 Internal Common admin First neighbor AS: 65001 Send communities Send GSHUT community if originated Send extended communities 4-byte AS capable Advertise routes with local-label via Unicast SAFI Send AIGP Send multicast attributes Extended Nexthop Encoding Minimum advertisement interval: 0 secs Update group desynchronized: 0 Sub-groups merged: 0 Number of refresh subgroups: 0 Messages formatted: 0, replicated: 0 All neighbor are assigned to sub-group(s) Neighbors in sub-group: 0.1, Filter-Groups num:1 Neighbors in filter-group: 0.1(RT num: 0) 10.0.0.1 RP/0/RP0/CPU0:R4#show bgp neighbors 10.0.0.1 advertised-routes Fri Sep 11 23:51:10.630 UTC RP/0/RP0/CPU0:R4#show bgp neighbors 10.0.0.1 routes Fri Sep 11 23:51:10.846 UTC BGP router identifier 10.0.0.4, local AS number 65001 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 51 BGP main routing table version 51 BGP NSR Initial initsync version 2 (Reached) BGP NSR/ISSU Sync-Group versions 0/0 BGP scan interval 60 secs Status codes: s suppressed, d damped, h history, * valid, > best i - internal, r RIB-failure, S stale, N Nexthop-discard Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i192.168.100.0/24 10.0.0.2 0 100 0 65002 i Processed 1 prefixes, 1 paths RP/0/RP0/CPU0:R4#show bgp neighbors 10.0.0.1 received routes Fri Sep 11 23:51:11.014 UTC BGP router identifier 10.0.0.4, local AS number 65001 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 51 BGP main routing table version 51 BGP NSR Initial initsync version 2 (Reached) BGP NSR/ISSU Sync-Group versions 0/0 BGP scan interval 60 secs Status codes: s suppressed, d damped, h history, * valid, > best i - internal, r RIB-failure, S stale, N Nexthop-discard Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i192.168.100.0/24 10.0.0.2 0 100 0 65002 i Processed 1 prefixes, 1 paths RP/0/RP0/CPU0:R4#show rpl route-policy TO-R1 Fri Sep 11 23:51:11.241 UTC route-policy TO-R1 pass end-policy ! RP/0/RP0/CPU0:R4#show rpl route-policy FROM-R1 Fri Sep 11 23:51:11.810 UTC route-policy FROM-R1 pass end-policy ! RP/0/RP0/CPU0:R4#show rpl route-policy PASS-ALL Fri Sep 11 23:51:12.448 UTC route-policy PASS-ALL pass end-policy !