Do Not Disturb
By activating this function all incoming calls are blocked and automatically redirected to the answering machine. The function can be switched on and switched off at any moment.
A modern voice communication SIP protocol is widely used to make calls in the Internet. However, the final subscriber is mostly interested not in the very SIP standard but in the SIP telephony conception based on it.
One one hand, all traditional conveniences for making telephone calls, compatibility with the international subscription base and the procedure of dialing numbers are kept.
J-Telecom
J-Telecom is the leading international telecommunications company providing international calls worldwide via SIM Cards. SIP Accounts and Bulk SMS Services
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