Far-End
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... ITU.H323] and SDP-based systems to
use far-end camera control, end to end, without any protocol
translation in the middle.
...
... SDP [RFC4566] parameters needed to
support the above far-end camera control protocol in systems that use
...
... following considerations are necessary.
Far-end camera control communication is uni-directional. H.224 is
bi-directional ...
...
If it receives an offer with sendonly, it answers with a recvonly if
it supports far-end camera control; otherwise, it ignores/rejects the
offer.
...