outgoing call blocked

  1. 603 error for only 1 number

    I’ve had 3CX for a while, but I haven’t encountered this problem before. I can successfully call any phone, except for my own cell have phone. I am using Twilio and don’t see anything in the Twilio logs, but I am getting this in the 3CX logs: Unknown IS handler: UnkISH Recv 603/INVITE from...
    • ASofNWAugusta
    • Thread
    • 603 error failed call outgoing call blocked twilio trunk
    • Replies: 1
    • Forum: 4SC

  2. You are not able to make this call please contact your system administrator for assistance

    My hosted 3CX looks fine but i cannot make any outgoing calls from any of my accounts Looking at the logs it seems that i am being classed as calling an international number when this is not the case, I am only trying to dial my own UK mobile for testing, but any UK number comes back with the...
3CX Logo Footer Copyright © Sitemap Privacy
Top Bottom