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Hi,I have a Cisco 877 router and I configured it with the CP Express, however it isn't allowing pass-through for SIP. How can I fix this? SIP devices cannot register. However they can make oubound calls no problem.This is the config of the router. Cu...
Hi,I have a UC560 and it has 41 IP Phones connected. There is a mix of SPA502G, SPA525G2, 7921 and 7975.There is an issue that IP Phones are randomly freezing up and disconnecting etc. and the only way to fix it is to reboot the IP Phone, which isn...
Hi,I am currently configuring a Cisco UC540 with the Auto Attendant using submenu's. The UC 540 is connected to an external SIP provider who provides DTMF via rfc2833. Everything works fine, except for when you get to a submenu in the AA, once you hi...
I have the same issue with the SPA 502G running firmware 7.4.8 on a UC560. I have a customer with 20 of these phones and this is a bug that needs to be sorted. I cannot see why this hasn't been fixed yet or at least why are we not made aware of it th...
Actually, I have just found a work around. If you have spare FXS and FXO ports, loop them into each other and create a dial plan to send the call out the FXO and into the FXS and it will trick the system into sending the correct SIP information as if...
Hi Craig, I am having the same issue with a UC540 I am configuring. When I run debug ccsip messages it shows that CME is sending out the orginal SIP details as the sender rather than it coming from my sip account e.g. a call comes in from 01234@provi...
