I have a bunch of different router models and it appears that this trouble is only with those running 15.1-(4M9 in my case). The ones running 12.4 or 15.4 are ok, so at this point I'm assuming than with your 15.2 near my 15.1, it sounds like a bug in the IOS and we are the only guys on Google having this trouble. I can't upgrade routers running 15.1 to something better because they are all EOL products and this is the last version released for all of them.
If I found something else one day, I'll be back to drop a note.
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...