回複：祝賀祝賀，如果兩個電話都有Port Forwarding, 可以做IP Dialing

來源: 於 2010-12-13 13:29:51 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

Do you mean phones on line 1 and line 2 ? Do you have any blog or link I can share?

Thanks a lot.