Which two statements about the restrictions for support of H.239 are true? (Choose two.)
A.
SIP to H323 video calls using H.239 are not supported.
B.
Redundancy for H.323 calls is not supported.
C.
H.239 calls are not supported over intercluster trunks with Cisco Unified Communications
Manager.
D.
H.239 is not supported with third-party endpoints.
E.
Cisco Unified Communications Manager supports a maximum of three video channels when
using H.239.
Explanation:
Restriction for Support for H.239
The Support for H.239 feature has the following restrictions:http://www.cisco.com/c/en/us/td/docs/routers/asr1000/configuration/guide/sbcu/2_xe/sbcu_2_xe_b
ook/sbc_h239.html