Refer to the exhibit.
A user is on an outbound call through a Cisco Unified border Element gateway.
When the user places the call on hold, the remote party hears silence.
The Cisco Unified Communication Manager Cluster is using multicast on hold.
The Cisco Unified Border Element Gateway is on the same subnet as the Cisco Unified Communication Manager Cluster.
Which two options will resolve this issue? (Choose two)
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A. B. C. D. E.AE.