Specifications

Performance
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type—for example, Voice, VoiceMail, RAD, etc.—also has performance implications, especially
with respect to auto attendant and IVR operation. Hunt groups containing auto attendant or
IVR ports should be configured as VoiceMail type groups to take advantage of automatic
camp-on; otherwise, in a high traffic site, you may experience system slowdowns if calls are
rejected by call control due to excessive processing.