300-820 Exam Dumps : Implementing Cisco Collaboration Cloud and Edge Solutions (300-820 CLCEI)

You must have the Intercluster Sync Agent working across your IM and Presence clusters.

You must have the Intercluster Lookup Service working across all of your IM and Presence clusters.

Your IM and Presence Service clusters must have Multiple Device Messaging disabled.

AXL service should be activated only on the publisher of each IM and Presence cluster.

10.20.20.20

10.10.10.10

10.40.40.40

10.30.30.30

When Expressway Core works with VMN clusters, Expressway Core decides which VMN is used for signaling/media connection.

Cloud-registered devices choose a VMN cluster based on the lowest STUN round trip delay.

The cascading traffic between VMN must bypass the firewall.

When Cisco Unified Communications Manager works with multiple VMNs, Cisco Unified CM decides which VMN is used for signaling connection.

A VMN can terminate a media connection while operating in maintenance mode.