cl_mute_all_but_friends_and_party
cl_mute_all_but_friends_and_party
<0 / 1>
This chat command is used to mute all incoming messages from players that are not in your party or in your friends list.
Name:
0 / 1
Description:
Use the value “0” to disable the command, or use the value “1” to enable the command. 
EXTRA INFORMATION
Find additional information relating to this command below.
sv_cheats Required
No
Client or Server Command
Both
Default Value
0