The problem is the ISDN protocol-emulate network command.
I'm assuming that you are connecting to an ISDN extension port on the Alcatel, which will be expecting to see an ISDN phone type device connected, however you've configured the port to emulate network, so you now have both ends of the circuit trying to be master.
When you connect it as a data device it will only be an S interface and so will work with the Alcatel.
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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 ...