ZyXEL Communications MSC1000G Series, Руководство пользователя

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Chapter 11 Profile Screens
Management Switch Card User’s Guide
382
11.22 The Profile VoIP H248 Screen
Use this screen to configure information about the Media Gateway Controller (MGC) that the system
uses for call control (and a backup controller, if required). Click
Profile > VoIP H248 . The
following screen displays.
Min Play Buffer Delay
(10~500) This is the minimum time delay of the play buffer (10 ~ 500 milliseconds, must be
less than or equal to the
Max Play Buffer Delay ).
Max Play Buffer Delay
(10~500) This is the maximum time delay of the play buffer (10 ~ 500 milliseconds, must be
greater than or equal to the
Min Play Buffer Delay ).
Echo Tail This is the echo-cancellation echo tail period (8/16/32/128 milliseconds).
Echo Cancel Select this to enable echo cancellation.
Vad Select this to enable Voice Activity Detection (VAD).
g711vpi Set the Voice Packetization Interval ( 10ms , 20ms , 30ms or 40ms ) for G.711.
g723vpi Set the Voice Packetization Interval ( 30ms or 60ms ) for G.723.
g726vpi Set the Voice Packetization Interval ( 10ms , 20ms , 30ms or 40ms ) for G.726.
g729vpi Set the Voice Packetization Interval ( 10ms , 20ms , 30ms , 40ms , 50ms or 60ms )
for G.729.
802.1p Priority Set the IEEE 802.1p priority value (0~7) for traffic using this profile.
DSCP Set the DiffServ Code Point (DSCP) value for traffic using this profile.
Apply Click Apply to save the changes in this screen to the system’s volatile memory. The
system loses these changes if it is turned off or loses power, so use the Config Save
link on the navigation panel and then the Save button to save your changes to the
non-volatile memory when you are done configuring.
New While you are modifying a profile, you can click New to start configuring a fresh
profile without saving your changes.
Cancel Click this to start configuring the screen again.
Index This is an incremental number indicating the order in which the DSP profiles were
created.
Name This is the name of the DSP profile.
Select Select the DSP profile you wish to load or delete.
Modify Select a DSP profile and click this in order to edit its configuration.
Delete Select a DSP profile and click this to delete the profile. Once deleted, information
cannot be retrieved.
Table 179
The Profile > VoIP DSP Screen
LABEL DESCRIPTION