Users in your enterprise can establish PSTN calls, but users notice that when they attempt to perform a transfer the call FAILS.
Which two actions must you take to troubleshoot the problem?
A. Verify that media resources are assigned to the transcoder
B. verify that MTP resources are registered with CUCM
C. restart CUCM services
D. Use RTMT Performance monitoring to verify that an MTP device is available to support supplementary services
E. restart Cisco Serviceabilty tool
