We have a Cisco 876 router with a BRI S/T interface. We also bought a converter which can convert the S/T to a U interface. Unfortunately after plugging in the converter, Router S/T to Converter S/T out the Converter U to the ISDN patch port, we can only see the Lnk LED light up. What could be the problem. How can I make the ISDN line work?
After much troubleshooting, we managed to determine the root cause of the blocked outgoing call. It was due to IOS version installed. IOS Advanced Security does not support ISDN Backup and hence the outgoing call is blocked. To get it working, we have to upgrade the IOS to Advanced Enterprise....cheers.
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...