Need help with modem hook up.

[Vazick]

I have had SO many issues in the past week or so with my internet and phone, I have called as I am sure you will see, they even sent out a technician, 15 min after he left it started again.

 Now heres the issue,they sent me a new modem after running dozens of tests, they thought I need a new one, which i got.

Heres my issue MY PS3 right now it is all I use the modem for right now, I use wirless it was fine up to a week ago,but with my old moden:MODEL# GT704WGB, It's had a SSID# and WEP KEY,And the PS3 wafs hooked upvery easy.

Now the new model:MODEL- GT784WNV has Security Name (SSID),Key/Pass/Phase and a WPS PIN, How do I hook it up is there a way to get the WEP KEY for my new modem,please keep in mind I have no other internet as my PC is being rebuilt and I use wireless cause I have 1 phone my PS3 is across a room, please instruct me to get my new modem up and running,Thanks.(Sorry About he grammer mistakes,Thanks