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300-820 · Question #95
300-820 Question #95: Real Exam Question with Answer & Explanation
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Mobile and Remote Access
Question
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?
Options
- AChange the SIP profile on the SIP trunk for the Expressway-E to Standard SIP Profile for
- BChange the "Incoming Port" in the SIP Trunk Security Profile for the Expressway-C to not
- CEnable autoregistration for the appropriate DN range on the Cisco UCM servers running the
- DWrite a custom normalization script since the "vcs-interop" normalization script does not allow
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Topics
#Mobile and Remote Access (MRA)#SIP Troubleshooting#Expressway-C#CUCM SIP Trunk Configuration