I am getting one way audio on a single phone out of 75 phones at one site. It only occurs on calls coming or going to the outside. Internal calls have no problem. I've swapped the phones, changed the network cables, changed the switchport, checked the CSS and Device pool. All settings are the same as the other 75 phones that have no problems. It only appears to be this extension.
Try to remove the data VLAN from the port where the phone is connected on the switch and leave the port with the voice VLAN only. Let me know if it resolves the issue. Also, make sure that the switch port and the phone itself are set to full duplex or auto.
Found the problem. A co-worker had changed the DHCP server and had the wrong gateway in the scope options. This phone was the first to renew its IP address with the new server and the gateway was not populated on the phone itself. Once I fixed the gateway on the DHCP scope options and reset the phone all is good. Thanks for the ideas. It was a tricky one.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...
If you have 2 ISR routers, one acting as Failover, do we need to have both the same number of SRST licenses on the 2 routers?
No. You will only need the SRST licenses on the primary router. Because this feature...