I am trying to snifer channel 11 with 3502 AP on sniffer mode.

I am not able to configure wireshark 1.10.2 on Ubuntu 14.04 in order to receive packets from AP.

I am following these instructcions:

http://www.cisco.com/c/en/us/td/docs/wireless/controller/5-2/configuration/guide/Controller52CG/c52err.html#wp1042843 points to

–Wireshark—Go to http://www.cisco.com/cisco/software/navigator.html and follow the instructions to download Wireshark and the correct installation wizard for your operating system.

Can not find these instructions.

Can someone help ?