An engineer must configure switch port 5/1 to send CDP packets to configure an attached Cisco IP phone to trust tagged traffic on it’s access port. Which command is required to complete the configuration?

What should be used to detect common issues on a Cisco IOS XE-based Local Gateway and generate an email?

An engineer is trying to add a new subscriber to the cluster of Cisco UCM. and the synchronization is failing. The engineer obtained the output from the publisher and noticed the error Based on the output, what is the issue?
An administrator is trying to change the default LINECODE for a voice ISDN T1 PRI. Which command makes this change?