problem with 5101

[MAMBO3000]

hello hi to everyone i have a little problem with my 5101 here in PR in my area i have the auth reject error and with the help of a friend he put my modem up again but the firm he use its haxor version 1.0 rc6 he only tell me i need to make a cert manually and then upload to the modem but thats my problem i dont know how to create a cert i scan my own cert i want to know if i can edit to use with another modem i already have hex editor so if somebody can help i really appreciate thanx

P.D sorry for my english