One more thing to add here, if you have connected your switch to your network or another switch and running VTP it would have learned the VLAN information from there and showing you 27 vlan with increased VTP revision number.
Please try changing the name of the vtp domain to cisco. After this the revision number should be in the single digits. The number will never be 0 because there are default VLANs 1 and 1001 - 1005 that cannot be removed from the vlan database only disable.
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...