I've just seen this is a 12000 so I may be out of my depth. Is it XR?
If it was my 4500, I would do show int G4/0/3 capabilities to check my options, and look for the flow control capabilities. It is always possible that it does not suppport static configuration and the only option is "desirable". If that is the case, then it depends entirely what is at the other end of the link.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
Manager of IENova, an Oil & Gas company. Currently he works with Cisco
IOS® and Cisco IOS XE platforms, and NX to some extent. He has also
worked as a Senior Engineer with the Routing P...
In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
use of this technology, and recommendati...