08-22-2023 09:36 AM
I have this issue with MAC it is own device
when I run show arp for int Te0/1/0/16/2.3038
result no info
when I run show run in Te0/1/0/16/2.3038
description Connection to *************************
ipv4 address ********************************
ipv6 address **************************
load-interval 30
encapsulation dot1q 3038
it means the config there but not learning its own mac
what is the issue here ?
08-22-2023 09:53 AM
what model of the device and IOS code running ?
Looks like this sub-interface - is this interface up ?
show in Te0/1/0/16/2.3038 (what is the output ?)
are you able to ping locally ipv4 address ?
08-22-2023 10:09 AM
the other site on this interface is not reachable
NCS-5500 Cisco IOS XR Software, Version 7.8.1
Last link flapped 2w6d
ARP type ARPA, ARP timeout 04:00:00
Last input 00:00:00, output 00:00:00
Last clearing of "show interface" counters never
30 second input rate 0 bits/sec, 0 packets/sec
30 second output rate 0 bits/sec, 0 packets/sec
1848 packets input, 181112 bytes, 0 total input drops
0 drops for unrecognized upper-level protocol
Received 0 broadcast packets, 353 multicast packets
44819 packets output, 4109790 bytes, 0 total output drops
Output 0 broadcast packets, 8953 multicast packets
08-22-2023 10:36 AM
the other site on this interface is not reachable
need more information ? how is other side connected ?
Are you able to ping the IPv4 address locally ?
do you have any other sub-interface which is working ?
08-22-2023 10:13 AM
TenGigE0/1/0/16/2.3038 is up, line protocol is up
08-22-2023 12:45 PM
yeah I was able to ping my IPv address shown on int Te0/1/0/16/2.3038
I meant this Te0/1/0/16/2.3038 is an PE router in Datacente and conncted to cell site and cell site is not reachable
08-22-2023 01:01 PM
I meant this Te0/1/0/16/2.3038 is an PE router in Datacente and conncted to cell site and cell site is not reachable
you need start troubleshooting - is the other end device up ? what is the status of far end interface ?
08-22-2023 01:50 PM
I just figure it out the This site has duplicate config on two different NNI ports and ty all
08-23-2023 02:01 AM
Glad all good and you able to figure out the issue.
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