
Chapter 8 Configuring telephony resources 143
BCM 4.0 Networking Configuration Guide
H323 Media Parameters
The H323 Media Parameters tab defines how VoIP trunks handle the signals. This panel also
includes the settings to enable T.38 Fax signals over the trunks.
Figure 41 H323 Media Parameters panel
Table 35 describes the fields on this panel.
Gatekeeper TTL (s) The actual time used by the gatekeeper for the registration
process.
Status <read-only> Indicates if the device is online.
Modify <button> Click to modify the parameters.
Table 35 H323 Media parameters record (Sheet 1 of 3)
Field Value Description
Preferred Codecs
Preferred Codecs None
G.711-uLaw
G.711-aLaw
G.729
G.723
Select the Codecs in the order in which you want the system to
attempt to use them.
Performance note: Codecs on all networked BCMs must be
consistent to ensure that interacting features such as Transfer
and Conference work correctly.
Systems running BCM 3.5 or newer software allow codec
negotiation and renegotiation to accommodate inconsistencies in
Codec settings over VoIP trunks.
Actions
Table 34 H323 Settings fields (Sheet 4 of 4)
Field Value Description
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