Hello, I am using SPA504Gs with FreePBX and when I forward calls to a DID associated with an extension (i.e. 1003) the transferred calls fail because the SPA504G is including a SIP Diversion header in the Contact field that is unrecognized by our SIP...

Hello,I am trying to establish a VPN connection between a SPA525g2 SIP phone and a RV180 router.  When I attempt to make the connection the SPA525g2 give a "Failed to obtain WebVPN cookie" error.   I understand that the 525g2 uses the Anyconnect VPN ...

I have several SPA504g deployed.  We switched to DST last week and none of them will now keep the correct time.   We reboot them and they are correct for a while, but then they "forget" to apply the DST rule and run 1 hour behind the current local ti...

Hello,We are using a RV110 as a Router and Firewall for a small business.  2 remote workers connect via VPN to the MS Server 2012 VPN Server.  We have enabled VPN passthrough on the Firewall.  After 20-30 days the Firewall will no longer pass the VPN...

Hello,I am trying to configure a Cisco SPA8000 to function as a SIP ATA behind a RV220W router.   I cannot seem to get port forwarding working or otherwise allow the SIP traffic to the SPA8000.    When I replace the RV220W with another router / firew...