What to do if I fail to call far site using Yealink VC880 Conference System?
- MMaria PhillipsNov 24, 2025
If you are unable to call a far site using your Yealink Conference System, it could be due to several reasons: * The far site might have enabled DND (Do Not Disturb) mode; contact them to disable it. * One or both accounts may not be registered; check that both call parties have registered their accounts. * You might be failing to dial the IP address of the far site; ensure at least one call protocol (SIP/H.323) is enabled. * Ping the IP address of the far site; if it fails, contact the network administrator. * The far site system might be powered off; contact them to power it on. * The call protocol (SIP/H.323) used by the far site might be different from yours; ensure both sites use the same protocol. * Encryption negotiation (SRTP/H.235) might be failing; if one site uses...










