Other ways:
TeaSpeak config:
config.yml -> in modt add TS3
example: motd: !<!> "TeaSpeak (proto TS3)\r\nWelcome on the TeaSpeak ServerQuery interface.\r\n"
ts3admin.class.php:
line 4641: if(strpos(fgets($socket), 'TS3') !== false) replace TS3 to T (to maintain compatibility with TeamSpeak3)
ts3phpframework:
file libraries/TeamSpeak3/TeamSpeak3.php
line 34: const TS3_PROTO_IDENT = "TS3"; replace to TS3 to T