This is just for an explanation . What is the mechanism of attributing VLAN ( I Know that the phones work with a trank ) on the IP phone . How does it know that they must attrib the data vlan on port 1 and voice vlan on port 2
There is a 3 port switch in the back of the phone. When you are using aux vlan the switch in the phone knows to send all of the untag traffic to the pc port and if there is tagged with the voice vlan information it is sent to the phone port. If you are doing aux vlan that information is exchanged via CDP.
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...
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