When someone has problems with routers connected back to back via serial cable the first thing that occurs to me is to check to be sure that one end of the connection is DTE and one is DCE. And you need to know which is which. The one that is DCE needs to have clock rate configured. Can you verify that on the problem connection that the end that is DCE has clock rate configured?
If you are sure that the correct interface has clock rate configured then it would be helpful if you would post the output of show interface and show controller for both interfaces on both routers.
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...