We recently migrated to Cisco 6800 from 6500.
We are using 10 G fiber WAN links.
When we enable netflow in the 6800 we start getting these syslog messages:
%CDP-SW1-4-DUPLEX_MISMATCH: duplex mismatch discovered on TenGigabitEthernet2/1/1 (not h...
We had the same problem with 88xx series phones. Our remote phones connecting via Cisco Express gateway would show as partial registered. I followed this advice to put the lines in enhanced mode and this solved my issue. This option is under the phon...
Rolf,
Thanks, that did the job.
I guess I did it right the first time, I just did not know the far end would be the one not getting the alert, Once you clear that point, we tested again and that alert is no longer logged.
thank you very much, as ...
We found something that worked ...
This solution may not be for everyone !!!!
This issue seems to be a cosmetic issue, when Netflow created the interface it comes up as 1/2 duplex, so we knew there was nothing wrong, all we wanted was to make the a...
Rolf,
Thanks,
I tried it and it did not work ... I added the following:
cdp tlv-list test duplexcdp filter-tlv-list test
!interface TenGigabitEthernet2/1/1 cdp filter-tlv-list testend
and I still received the alerts:
May 3 2017 10:57:50: %CDP-SW...
