Hey guys, the problem was that: there is no "encasulation dot1q" or "encapsulation isl" at all under the (config-subif) mode in FastEthernet, in IOS 12.2(2)T1, but note, that it perfectly works in IOS 12.1(5).
May be this is a bug in this version, or there should be a replacement for these commands.
Please check your IOS 12.2, whether you have it or not.
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...