Welltech SIPPBX 6200 V.3.1.0 - Manual (Page 44)

Welltech Computer Co., Ltd.
SIPPBX 6200S/GS Release 3.1.0 User Guide - 44 -
other activates that demand memory allocation.
• Send Receive Buffer Size: The buffer size used by the SIP Stack for
receiving and sending SIP messages.
• Memory Pages: Number of memory page allocated.
• Support Video: Support Video or not. Enable video will greatly decrease the
number of concurrent channel and bandwidth.
• RTP Resource Timeout: The maximum time to wait for RTP server
response. It’s depended on the network speed. (only available when
working with Welltech external RTP resource server)
• System Announcement: Used when personal announcement cannot be
located (e.g. user not found).
• Invalid TTL Process: Response policy when register expired is too small.
- Use Proxy TTL: Response proxy expires time to UAC and expect it will
use it as default TTL.
- Reject: Send 423 Interval Too Brief to UAC
• AAA Sending Stage: Send AAA message before or after DM
• Global Call Validation: Call Validation through both parties, none, caller or
called
• Use Local Time: Enable use local time or not
• Missed Call From Domain: Domain of missed call, use none, IP address or
domain name
• Missed Call Tel No: Telephone number of missed call, use TEL No or
replace_ANI
• Camp on Timeout: When user camp on a call, the maximum time to wait
before called extension to become free.
• Web Call: Enable to use demo web call for subscriber or not. It requires the
web call license from Welltech.
• Web Call ID: The demo web caller ID, you can get a number by click .
• Camp On Codec: The codec will be used for a camp on calls. It is required
to use a most of common codec within your PABX.
• Change Call-ID: Whether change the call-ID in the SIP message when
forking a call out. Please contact Welltech Engineer when you want to
change it.
• Dedicate UAC Failure: It is used when you are using dedicated UAC
feature. If a subscriber is using the dedicate UAC ID and it is not registered,
this option will decide which actions will be taken. Select “Local Prefix
Routing” when you would like to use backup route. Select “Disconnect”
when you are not allowed using backup route.
• BLF (RFC 4235) State Code: Busy Lamp Field State Code when report the
subscriber status to Subscriber.
- Unavailable: The default is “void”.
- Idle: The default is “terminated”.
- Ringing: The default is “early”.
• Subscriber server-based 302: Enable Server based 302 Move or not.