Welltech SIPPBX 6200 V.3.1.1 - Manual (Page 62)

Welltech Technology Co., Ltd.
SIPPBX 6200S, 6200GS, 6200N Release 3.1.1
User Guide
- 62 -
SIP
Start Path: Enhance Service > Config > SIP
Figure 6.3-1
Parameter Description:
• SDP Priority 1: Select voice codec as priority 1 to establish call.
• SDP Priority 2: Select voice codec as priority 2 to establish call.
• SDP Priority 3: Select voice codec as priority 3 to establish call.
• SDP Priority 4: Select voice codec as priority 4 to establish call.
• SDP Order: Select Local or remote SDP order ( voice codec priority ) to match
the remote SDP for voice codec selection.
• DTMF Relay: DTMF transport type selection (Out Band DTMF)
• Send 100: Enable to send SIP 100 Trying when AA/VMS ( Auto Attendant or
Voice Mail Server ) receive a call.
• Send 180 or 183: Enable to send SIP 180 or 183 when AA/VMS receive a
call.
• RFC 2833 Select Order:
- Local RFC2833 Order: Use local RFC2833 payload type priority to match.
- Remote RFC2833 Order: Use received RFC2833 payload type priority to
match.
• RFC 2833 Payload Type Priority 1: 96 or 101 . It is recommended to use 101
and then 96.
• RFC 2833 Payload Type Priority 2: 96 or 101