Sip trunk service for 25 eur/month + VAT.
GBC SIP Trunk
Connect local PBX to PSTN with SIP-Trunk
No ISDN subscriptions required! If no local PBX exists then subcribe to GBC Mobile PBX
Sip trunk for 25 eur/month + VAT. GBC SIP trunk service does not limit the number of simultaneous calls. SIP-Trunk services operate in two different locations and as high availability services.