I'm a CCTV system specialist. My nickname is SKY.
Nice to meet you all. Let's me be one of your friend.
If you have anything need my help please let's me know.
Email & MSN : solutionsky@hotmail.com
Skype : solution.sky
Gmail & Gtalk : sky.ipcamera@gmail.com
Good day to you all.
Have you ever seen it in 3g mobile brfore?
If not , Maybe you should change the dvr by RP2 said.
(all dvr in my website can do it , let's see)
If yes , and you sure you dvr has this function then check it the port for mobile
you forward it correctly or test with other 3g mobile of your friend to make sure it don't because your mobile device.