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  1. Patrick84

    Replaced Cisco Router now Panasonic NS700 SIP not working

    Hi CMUK, I've resolved the issue with the 503 error by assigning another public IP address that we have and updating all the settings. However, I get a Line Busy each time I perform a test call on my mobile. I know data is travelling to the PBX because when I turn off the PBX in the office, any...
  2. Patrick84

    Replaced Cisco Router now Panasonic NS700 SIP not working

    Hi all, We've recently replaced a line going into one of our offices (FTTP), which came with a new identical Cisco router as before (Cisco ISR C1117). Since replacing it I have amended the NAT - External IP Address /FQDN to that of the new public WAN IP address and also amended the NAT fixed...

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