General Discussionis there a way to turn off people pinging?

is there a way to turn off people pinging? in General Discussion

年 - 月 - 10

teammates constantly pinging tilts me

年 - 月 - 10

mute them it limits the pings

年 - 月 - 10

Command:
snd_setmixer ping vol 0.0

script:
http://pastebin.com/s3AzKSu8

年 - 月 - 10

^is this legit?