Server list server

66.6 fps 1/15 on map gm_construct
Console initialized.
ConVarRef mat_dxlevel doesn’t point to an existing ConVar
Game.dll loaded for “Garry’s Mod”
Initializing Steam libraries for Workshop…
WS: No +host_workshop_collection or it is invalid!
Changing gamemode to Murder (murder)
Network: IP “my_ip”, mode MP, dedicated Yes, ports 27015 SV / 27005 CL
Error loading cfg/trusted_keys_base.txt
Error loading cfg/pure_server_minimal.txt
PREP OK
Making workshop gamemode available for client download
Executing dedicated server config file server.cfg
Using map cycle file cfg/mapcycle.txt.
Nav File is wrong or something (4)
Initializing Steam libraries for secure Internet server
No account token specified; logging into anonymous game server account. (Use sv_setsteamaccount to login to a persistent account.)
Unknown command “PORT”
Connection to Steam servers successful.
Public IP is “my_ip”.
Assigned anonymous gameserver Steam ID [A-1:1317607426(8548)].
VAC secure mode is activated.

The server does not appear in the server list

Show us the start server bat file otherwise can’t help you, it seems that you didn’t change your IP on that file (maybe I can be wrong).

Did you port forward?