Help with Garry's Mod SRCDS server

[Greiztoph]

So I have my server set up, all the possible/plausible ports forwarded, however it won't set it to internet how do I change the server from LAN to Internet

sv_lan 0 did not work before you ask

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// server name
hostname "Ezevdriel Mod"

// rcon passsword
rcon_password ""

// Server password
sv_password ""

//Connection
sv_lan 0
sv_region 1
heartbeat

//GMOD CVARS - Limits of buildables, the numbers are the total limits on your server.
// Don't make too high or your server will lag and it can crash more.
sbox_maxnpcs "100"
sbox_maxballoons "10"
sbox_maxdynamite "4"
sbox_noclip "1"
sbox_maxthrusters "20"
sbox_maxprops "100"
sbox_maxwheels "20"
sbox_plpldamage "0"
sbox_godmode "1"
sbox_playergod "1"
sbox_maxhoverballs "20"
sbox_maxsents "20"
sbox_maxeffects "10"
sbox_maxbuttons "10"
sbox_maxlamps "4"
sbox_maxragdolls "10"
sbox_maxvehicles "4"
sbox_allownpcs "1"
sbox_maxemitters "5"
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This is how I have server.cfg set up please help