International Call Blocking
This function blocks all telephone calls going out of the country, thus, insuring in a case of undesirable international calls.
HandyTone 502 (HT-502) from Grandstream is an analog 2xFXS, 2xETH VoIP Gateway (SIP ATA adapter) with the integrated router.
Geliard Co.
3cx Pone System Partner in Iran
Installation and configuration (3cx & Asterisk)
Maintanence
Top countries:
United States 1294
India 440
United Kingdom 425
Canada 348
Bangladesh 338
China 142
Pakistan 134
Australia 133
Spain 123
Russia 114View all countries