CHAPTER 4. H.323 Gateway Management
416
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If H.323 gateway is registered in a gatekeeper, the H.225.0 SETUP message
from the H.323 Endpoint not registered as a session target on dial-peer follows
the call procedure illustrated in Figure 29.3. Figure 29.3 shows the case where
a gatekeeper uses a Direct Call Signalling method.
Figure 4.3 Call Setup from a unknown H.323 Endpoint, with Gatekeeper
CallProceeding
iBG2016
a known H.323 endpoint
Call Signalling Messages
RAS Messages
SETUP
ARQ
ACF
Alerting or Progress
Connect
Gatekeeper
Содержание Ubigate iBG2016
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