RP/0/RP0/CPU0:R4#show version Sat Sep 5 12:12:00.699 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 35 minutes XRd Control Plane Container RP/0/RP0/CPU0:R4#show interface description Sat Sep 5 12:12:00.782 UTC Interface Status Protocol Description -------------------------------------------------------------------------------- Lo0 up up router-id / iBGP peering Lo1 up up advertised network 192.168.4.0/24 Nu0 up up Mg0/RP0/CPU0/0 admin-down admin-down not connected Gi0/0/0/0 up up to GigabitEthernet0/0/0/1.R3 Gi0/0/0/1 up up to GigabitEthernet0/0/0/0.R5 Gi0/0/0/2 admin-down admin-down not connected RP/0/RP0/CPU0:R4#show route Sat Sep 5 12:12:01.208 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 L 10.0.0.4/32 is directly connected, 00:33:27, Loopback0 C 10.3.4.0/24 is directly connected, 00:33:23, GigabitEthernet0/0/0/0 L 10.3.4.4/32 is directly connected, 00:33:23, GigabitEthernet0/0/0/0 C 10.4.5.0/24 is directly connected, 00:33:22, GigabitEthernet0/0/0/1 L 10.4.5.4/32 is directly connected, 00:33:22, GigabitEthernet0/0/0/1 B 192.168.1.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.2.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.3.0/24 [20/0] via 10.3.4.3, 00:32:00 C 192.168.4.0/24 is directly connected, 00:33:27, Loopback1 L 192.168.4.1/32 is directly connected, 00:33:27, Loopback1 B 192.168.5.0/24 [20/0] via 10.4.5.5, 00:32:00 B 192.168.6.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.66.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.99.0/24 [20/0] via 10.3.4.3, 00:30:22 RP/0/RP0/CPU0:R4#show route bgp Sat Sep 5 12:12:01.448 UTC B 192.168.1.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.2.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.3.0/24 [20/0] via 10.3.4.3, 00:32:00 B 192.168.5.0/24 [20/0] via 10.4.5.5, 00:32:00 B 192.168.6.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.66.0/24 [20/0] via 10.3.4.3, 00:31:40 B 192.168.99.0/24 [20/0] via 10.3.4.3, 00:30:22 RP/0/RP0/CPU0:R4#show bgp Sat Sep 5 12:12:01.733 UTC BGP router identifier 10.0.0.4, local AS number 65002 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 11 BGP main routing table version 11 BGP NSR Initial initsync version 5 (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 *> 192.168.1.0/24 10.3.4.3 0 65001 i *> 192.168.2.0/24 10.3.4.3 0 65001 i *> 192.168.3.0/24 10.3.4.3 0 0 65001 i *> 192.168.4.0/24 0.0.0.0 0 32768 i *> 192.168.5.0/24 10.4.5.5 0 0 65003 i *> 192.168.6.0/24 10.3.4.3 0 65001 65004 i *> 192.168.66.0/24 10.3.4.3 0 65001 65004 ? *> 192.168.99.0/24 10.3.4.3 0 0 65001 ? Processed 8 prefixes, 8 paths RP/0/RP0/CPU0:R4#show bgp summary Sat Sep 5 12:12:02.107 UTC BGP router identifier 10.0.0.4, local AS number 65002 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 11 BGP main routing table version 11 BGP NSR Initial initsync version 5 (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 11 11 11 11 11 0 Neighbor Spk AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down St/PfxRcd 10.3.4.3 0 65001 48 43 11 0 0 00:33:16 6 10.4.5.5 0 65003 37 43 11 0 0 00:33:01 1 RP/0/RP0/CPU0:R4#show bgp 192.168.1.0/24 Sat Sep 5 12:12:02.426 UTC BGP routing table entry for 192.168.1.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 9 9 Last Modified: Sep 5 11:40:20.774 for 00:31:41 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65001 10.3.4.3 from 10.3.4.3 (10.0.0.3) Origin IGP, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 9 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp 192.168.2.0/24 Sat Sep 5 12:12:02.826 UTC BGP routing table entry for 192.168.2.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 10 10 Last Modified: Sep 5 11:40:20.774 for 00:31:42 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65001 10.3.4.3 from 10.3.4.3 (10.0.0.3) Origin IGP, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 10 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp 192.168.3.0/24 Sat Sep 5 12:12:03.225 UTC BGP routing table entry for 192.168.3.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 3 3 Last Modified: Sep 5 11:40:00.774 for 00:32:02 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65001 10.3.4.3 from 10.3.4.3 (10.0.0.3) Origin IGP, metric 0, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 3 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp 192.168.4.0/24 Sat Sep 5 12:12:03.548 UTC BGP routing table entry for 192.168.4.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 4 4 Last Modified: Sep 5 11:40:00.774 for 00:32:03 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Local 0.0.0.0 from 0.0.0.0 (10.0.0.4) Origin IGP, metric 0, localpref 100, weight 32768, valid, local, best, group-best Received Path ID 0, Local Path ID 1, version 4 RP/0/RP0/CPU0:R4#show bgp 192.168.5.0/24 Sat Sep 5 12:12:03.932 UTC BGP routing table entry for 192.168.5.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 6 6 Last Modified: Sep 5 11:40:00.774 for 00:32:03 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65003 10.4.5.5 from 10.4.5.5 (10.0.0.5) Origin IGP, metric 0, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 6 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp 192.168.6.0/24 Sat Sep 5 12:12:04.325 UTC BGP routing table entry for 192.168.6.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 7 7 Last Modified: Sep 5 11:40:20.774 for 00:31:43 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65001 65004 10.3.4.3 from 10.3.4.3 (10.0.0.3) Origin IGP, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 7 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp 192.168.66.0/24 Sat Sep 5 12:12:04.714 UTC BGP routing table entry for 192.168.66.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 8 8 Last Modified: Sep 5 11:40:20.774 for 00:31:44 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65001 65004 10.3.4.3 from 10.3.4.3 (10.0.0.3) Origin incomplete, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 8 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp 192.168.99.0/24 Sat Sep 5 12:12:05.229 UTC BGP routing table entry for 192.168.99.0/24 Versions: Process bRIB/RIB SendTblVer Speaker 11 11 Last Modified: Sep 5 11:41:38.774 for 00:30:26 Paths: (1 available, best #1) Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 Path #1: Received by speaker 0 Advertised IPv4 Unicast paths to update-groups (with more than one peer): 0.2 65001 10.3.4.3 from 10.3.4.3 (10.0.0.3) Origin incomplete, metric 0, localpref 100, valid, external, best, group-best Received Path ID 0, Local Path ID 1, version 11 Origin-AS validity: (disabled) RP/0/RP0/CPU0:R4#show bgp neighbors 10.3.4.3 advertised-routes Sat Sep 5 12:12:05.814 UTC Network Next Hop From AS Path 192.168.1.0/24 10.3.4.4 10.3.4.3 65002 65001i 192.168.2.0/24 10.3.4.4 10.3.4.3 65002 65001i 192.168.3.0/24 10.3.4.4 10.3.4.3 65002 65001i 192.168.4.0/24 10.3.4.4 Local 65002i 192.168.5.0/24 10.3.4.4 10.4.5.5 65002 65003i 192.168.6.0/24 10.3.4.4 10.3.4.3 65002 65001 65004i 192.168.66.0/24 10.3.4.4 10.3.4.3 65002 65001 65004? 192.168.99.0/24 10.3.4.4 10.3.4.3 65002 65001? Processed 8 prefixes, 8 paths RP/0/RP0/CPU0:R4#show bgp neighbors 10.3.4.3 routes Sat Sep 5 12:12:06.227 UTC BGP router identifier 10.0.0.4, local AS number 65002 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 11 BGP main routing table version 11 BGP NSR Initial initsync version 5 (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 *> 192.168.1.0/24 10.3.4.3 0 65001 i *> 192.168.2.0/24 10.3.4.3 0 65001 i *> 192.168.3.0/24 10.3.4.3 0 0 65001 i *> 192.168.6.0/24 10.3.4.3 0 65001 65004 i *> 192.168.66.0/24 10.3.4.3 0 65001 65004 ? *> 192.168.99.0/24 10.3.4.3 0 0 65001 ? Processed 6 prefixes, 6 paths RP/0/RP0/CPU0:R4#show bgp neighbors 10.4.5.5 advertised-routes Sat Sep 5 12:12:06.608 UTC Network Next Hop From AS Path 192.168.1.0/24 10.4.5.4 10.3.4.3 65002 65001i 192.168.2.0/24 10.4.5.4 10.3.4.3 65002 65001i 192.168.3.0/24 10.4.5.4 10.3.4.3 65002 65001i 192.168.4.0/24 10.4.5.4 Local 65002i 192.168.5.0/24 10.4.5.4 10.4.5.5 65002 65003i 192.168.6.0/24 10.4.5.4 10.3.4.3 65002 65001 65004i 192.168.66.0/24 10.4.5.4 10.3.4.3 65002 65001 65004? 192.168.99.0/24 10.4.5.4 10.3.4.3 65002 65001? Processed 8 prefixes, 8 paths RP/0/RP0/CPU0:R4#show bgp neighbors 10.4.5.5 routes Sat Sep 5 12:12:07.026 UTC BGP router identifier 10.0.0.4, local AS number 65002 BGP generic scan interval 60 secs Non-stop routing is enabled BGP table state: Active Table ID: 0xe0000000 RD version: 11 BGP main routing table version 11 BGP NSR Initial initsync version 5 (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 *> 192.168.5.0/24 10.4.5.5 0 0 65003 i Processed 1 prefixes, 1 paths RP/0/RP0/CPU0:R4#show bgp neighbor Sat Sep 5 12:12:07.431 UTC BGP neighbor is 10.3.4.3 Remote AS 65001, local AS 65002, external link Description: eBGP to R3 Remote router ID 10.0.0.3 BGP state = Established, up for 00:33:21 Previous State: Idle Last Received Message: KeepAlive NSR State: None Last read 00:00:28, Last read before reset 00:00:00 Hold time is 180, keepalive interval is 60 seconds Configured hold time: 180, keepalive: 60, min acceptable hold time: 3 Last write 00:00:28, attempted 19, written 19 Second last write 00:01:28, attempted 19, written 19 Last write before reset 00:00:00, attempted 0, written 0 Second last write before reset 00:00:00, attempted 0, written 0 Last write pulse rcvd Sep 5 12:11:38.936 last full not set pulse count 75 Last write pulse rcvd before reset 00:00:00 Last insert into reset queue: not set, removed at not set Socket not armed for io, armed for read, armed for write Last write thread event before reset 00:00:00, second last 00:00:00 Last KA expiry before reset 00:00:00, second last 00:00:00 Last KA error before reset 00:00:00, KA not sent 00:00:00 Last KA start before reset 00:00:00, second last 00:00:00 Precedence: internet Non-stop routing is enabled Enforcing first AS 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 48 messages, 0 notifications, 0 in queue Sent 43 messages, 0 notifications, 0 in queue Minimum time between advertisement runs is 30 secs Inbound message logging enabled, 4 messages buffered Outbound message logging enabled, 4 messages buffered Fast fallover is enabled Neighbor is directly connected Neighbor fast-fallover is not configured Neighbor is external and fast-external-fallover is not disabled For Address Family: IPv4 Unicast BGP neighbor version 11 BGP neighbor quick-withdraw version 11 Update group: 0.2 Filter-group: 0.1 No Refresh request being processed AF-dependent capabilities: Extended Nexthop Encoding: advertised and received Route refresh request: received 0, sent 0 Policy for incoming advertisements is PASS-ALL Policy for outgoing advertisements is PASS-ALL 6 accepted prefixes, 6 are bestpaths Exact no. of prefixes denied: 0 Cumulative no. of prefixes denied: 0 Prefix advertised 9, suppressed 0, withdrawn 0 An EoR was received during read-only mode Last ack version 11, Last synced ack version 0 Outstanding version objects: current 0, max 2, refresh 0 Additional-paths operation: None 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 1; dropped 0 Local host: 10.3.4.4, Local port: 179, IF Handle: 0x00000010 Foreign host: 10.3.4.3, Foreign port: 60600 Last reset 00:00:00 BGP neighbor is 10.4.5.5 Remote AS 65003, local AS 65002, external link Description: eBGP to R5 Remote router ID 10.0.0.5 BGP state = Established, up for 00:33:07 Previous State: Idle Last Received Message: KeepAlive NSR State: None Last read 00:00:07, Last read before reset 00:00:00 Hold time is 180, keepalive interval is 60 seconds Configured hold time: 180, keepalive: 60, min acceptable hold time: 3 Last write 00:00:28, attempted 19, written 19 Second last write 00:01:28, attempted 19, written 19 Last write before reset 00:00:00, attempted 0, written 0 Second last write before reset 00:00:00, attempted 0, written 0 Last write pulse rcvd Sep 5 12:12:00.691 last full not set pulse count 73 Last write pulse rcvd before reset 00:00:00 Last insert into reset queue: not set, removed at not set Socket not armed for io, armed for read, armed for write Last write thread event before reset 00:00:00, second last 00:00:00 Last KA expiry before reset 00:00:00, second last 00:00:00 Last KA error before reset 00:00:00, KA not sent 00:00:00 Last KA start before reset 00:00:00, second last 00:00:00 Precedence: internet Non-stop routing is enabled Enforcing first AS 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 37 messages, 0 notifications, 0 in queue Sent 43 messages, 0 notifications, 0 in queue Minimum time between advertisement runs is 30 secs Inbound message logging enabled, 4 messages buffered Outbound message logging enabled, 4 messages buffered Fast fallover is enabled Neighbor is directly connected Neighbor fast-fallover is not configured Neighbor is external and fast-external-fallover is not disabled For Address Family: IPv4 Unicast BGP neighbor version 11 BGP neighbor quick-withdraw version 11 Update group: 0.2 Filter-group: 0.1 No Refresh request being processed AF-dependent capabilities: Extended Nexthop Encoding: advertised and received Route refresh request: received 0, sent 0 Policy for incoming advertisements is PASS-ALL Policy for outgoing advertisements is PASS-ALL 1 accepted prefixes, 1 are bestpaths Exact no. of prefixes denied: 0 Cumulative no. of prefixes denied: 0 Prefix advertised 9, suppressed 0, withdrawn 0 An EoR was received during read-only mode Last ack version 11, Last synced ack version 0 Outstanding version objects: current 0, max 2, refresh 0 Additional-paths operation: None 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 1; dropped 0 Local host: 10.4.5.4, Local port: 54567, IF Handle: 0x00000018 Foreign host: 10.4.5.5, Foreign port: 179 Last reset 00:00:00 RP/0/RP0/CPU0:R4#show bgp update-group Sat Sep 5 12:12:08.513 UTC Update group for IPv4 Unicast, index 0.2: Attributes: Outbound policy: PASS-ALL First neighbor AS: 65001 4-byte AS capable Advertise routes with local-label via Unicast SAFI Extended Nexthop Encoding Minimum advertisement interval: 30 secs Update group desynchronized: 0 Sub-groups merged: 0 Number of refresh subgroups: 0 Messages formatted: 7, replicated: 14 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) 10.3.4.3 10.4.5.5 RP/0/RP0/CPU0:R4#show rpl route-policy PASS-ALL Sat Sep 5 12:12:08.927 UTC route-policy PASS-ALL pass end-policy !