If by "failed" you mean that the phone has power but is not registered to CallManager or can't get an IP address, then yes the PC will still work. And the VLAN that the PC will operate on is the VLAN that is configured on the switch port that the phone is connected to. The auxiliaryvlan (or voice vlan) is only used by the signaling and voice packets from the phone to the rest of the network, and this VLAN ID is learned by the phone via CDP from the switch.
However, if the phone does not have power, then obviously this will not work.
You have reached the Cisco Logistics Support Center.. To Check Status of
your RMA, visit Product Returns & Replacements (RMA). Need help? Contact
us by Phone or Email. North Americas Phone: 1800 553 2447 Option 4
Email: firstname.lastname@example.org Europe Phone: +3...
The short answer is that you don't.... That isn't entirely true while at
the same time it kind of is, but for the most part you don't configure
the softkeys. You enable or disable them via TCL. Here is the long
answer. Be sure to read the whole thing or e...
Topology: IP Phone > Switches > Microsoft NPS setup to forward 802.1x
proxy to > ISE 2.1 patch 3 Authentication: EAP-TLS using Cisco MIC SANs
Phone Models 802.1X support? 802.1x flavor Addtl Comment EAP-MD5 EAP-TLS
Cisco 3905 Y Y N Cisco 6911 Y Y N Cisco ...