Version 6.2 455 February 2011
SIP User's Manual 10. Configuration Parameters Reference
Parameter Description
EMS: E911 MLPP Behavior
[E911MLPPBehavior]
Defines the E911 (or Emergency Telecommunication
Services/ETS) MLPP Preemption mode:
[0] Standard Mode - ETS calls have the highest priority and
preempt any MLPP call (default).
[1] Treat as routine mode - ETS calls are handled as routine
calls.
Web/EMS: Precedence Ringing
Type
[PrecedenceRingingType]
Defines the index of the Precedence Ringing tone in the Call
Progress Tones (CPT) file. This tone is used when the
parameter CallPriorityMode is set to 1 and a Precedence call is
received from the IP side.
The valid range is -1 to 16. The default value is -1 (i.e., plays
standard Ringing tone).
Multiple Differentiated Services Code Points (DSCP) per MLPP Call Priority Level (Precedence)
Parameters
The MLPP service allows placement of priority calls, where properly validated users can preempt
(terminate) lower-priority phone calls with higher-priority calls. For each MLPP call priority level, the
DSCP can be set to a value from 0 to 63. The Resource Priority value in the Resource-Priority SIP
header can be one of the following:
MLPP Precedence Level Precedence Level in Resource-Priority SIP Header
0 (lowest) routine
2 priority
4 immediate
6 flash
8 flash-override
9 (highest) flash-override-override
Web/EMS: RTP DSCP for MLPP
Routine
[MLPPRoutineRTPDSCP]
Defines the RTP DSCP for MLPP Routine precedence call level.
The valid range is -1 to 63. The default is -1.
Note: If set to -1, the DiffServ value is taken from the global
parameter PremiumServiceClassMediaDiffServ or as defined for
IP Profiles per call (using the parameter IPProfile).
Web/EMS: RTP DSCP for MLPP
Priority
[MLPPPriorityRTPDSCP]
Defines the RTP DSCP for MLPP Priority precedence call level.
The valid range is -1 to 63. The default is -1.
Note: If set to -1, the DiffServ value is taken from the global
parameter PremiumServiceClassMediaDiffServ or as defined for
IP Profiles per call (using the parameter IPProfile).
Web/EMS: RTP DSCP for MLPP
Immediate
[MLPPImmediateRTPDSCP]
Defines the RTP DSCP for MLPP Immediate precedence call
level.
The valid range is -1 to 63. The default is -1.
Note: If set to -1, the DiffServ value is taken from the global
parameter PremiumServiceClassMediaDiffServ or as defined for
IP Profiles per call (using the parameter IPProfile).
Web/EMS: RTP DSCP for MLPP
Flash
[MLPPFlashRTPDSCP]
Defines the RTP DSCP for MLPP Flash precedence call level.
The valid range is -1 to 63. The default is -1.
Note: If set to -1, the DiffServ value is taken from the global
parameter PremiumServiceClassMediaDiffServ or as defined for
IP Profiles per call (using the parameter IPProfile).
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