Definitely web traffic uses port 80. But when you setup proxy server on your browser, all traffic (say you want to browse to www.yahoo.com) is redirected by the browser to the proxy server by opening a session (TCPIP on port 3080 - say that is the proxy server port). The proxy will receive the url from the client, opens a new session to yahoo.com, gets the web page, caches it, and then sends the page back to the client.
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...