Access lists neednt be always used to filter traffic. When you configure an ACL and apply it using Access-group command to an interface, the ACL's purpose here is to filter traffic coming in or out of the interface.
ACLs can also be used to match a particular traffic, so that they can be used in conjunction with other processes like NAT, Route-maps, policy routing, Route filtering, QoS, and lot more.
You could have seen an access-list configuration which could have been used with any of the above.
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...