Become Cisco Certified with updated 300-820 exam questions and correct answers
An Expressway Server has both network protocols (IPv4 and IPv6) enabled. Which two behaviors are correct? (Choose two.)
Refer to the exhibit. An engineer is deploying mobile and remote access in an environment that already had
functioning Business to Business calling. Mobile and remote access SIP registrations are failing. To
troubleshoot, SIP logs were collected. How is this issue resolved?

Which media encryption mode can be configured on an Expressway zone?
An engineer must configure Mobile and Remote Access. One of the requirements is to expect Cisco Jabber users to enter username@cisco.com as the login userid. Which DNS record must the engineer modify to start implementing this requirement?
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