1. Buka Modem Speedy http://192.168.1.1 contoh saat ini modem speedy merek TP link TD – 8816

setting modem speedy-1

2. Masukkan username dan password modem speedy, biasanya admin – admin

setting modem speedy-2

3. Tampilan interface modem speedy

setting modem speedy-3

4. Klik Advanced Setup

setting modem speedy-4

5. Klik Nat di PVC4, kalau tidak muncul bisa kadang PVC1,PVC2 atau PVC 3

setting modem speedy-5

6. Klik Virtual Server

setting modem speedy-6

Rule index : 1
Application  : SMTP
Protocol : All
Start Port Number : 166 ( Port DVR)
End Port Number : 166 (Port DVR)
Local IP Address : 192.168.1.10 (IP DVR)