The following V+ objects serve as VComm radios which utilize the DIS and/or HLA protocols:
VComm GENERIC Radio, V8 DIS Only
VComm GENERIC Radio, V8 DIS/HLA
VComm Simple Intercom (DIS/HLA)
All VComm ancillary objects may be attached to the first two. A good portion of the VComm ancillary objects may be attached to the VComm Simple Intercom (refer to the Simple Intercom object's help file for it's list of ancillary objects).