Grandstream Networks GSC35 Series User Manual

GSC35XX Series User Manual
Version 1.0.0.15
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SIP OPTIONS Keep Alive
Interval (s)
Configures the time interval when the device sends OPTIONS message to
SIP server. The default value is 30 seconds, in order to send an OPTIONS
message to the server every 30 seconds. The default range is 1-64800.
SIP OPTIONS Keep Alive
Maximum Tries
Configures the maximum times of sending OPTIONS message
consistently from the device to server. Phone will keep sending OPTIONS
messages until it receives response from SIP server. The default setting is
"3", which means when the device sends OPTIONS message for 3 times,
and SIP server does not respond this message, the device will send RE-
REGISTER message to register again. The valid range is 3-10.
Subscribe for MWI
When set to "Yes", a SUBSCRIBE for Message Waiting Indication will be
sent periodically. The GSC3505/3510 support synchronized and non-
synchronized MWI.
Use Privacy Header
Controls whether the Privacy header will present in the SIP INVITE
message or not, whether the header contains the caller info. Do not use
the privacy header fields by default in Huawei IMS mode. If set to "Yes",
the Privacy Header will always show in INVITE. If set to "No", the Privacy
Header will not show in INVITE.
Use P-Preferred-Identity
Header
Controls whether the P-Preferred-Identity header will present in the SIP
INVITE message or not, whether the header contains the caller info. Do
not use the P-Preferred-Identity header fields by default in Huawei IMS
mode. If set to "Yes", the P-Preferred-Identity Header will always show in
INVITE. If set to "No", the P-Preferred-Identity Header will not show in
INVITE.
SIP Transport
Determines which network protocol will be used to transport the SIP
message. It can be selected from TCP/UDP/TLS.
Default setting is "UDP".
Local SIP Port
Determines the local SIP port used to listen and transmit. The default
setting is 5060 for Account 1, 5062 for Account 2, 5064 for Account 3, 5066
for Account 4, 5068 for Account 5, and 5070 for Account 6. The valid range
is from 5 to 65535.
SIP URI Scheme When
Using TLS
Defines which SIP header, "sip" or "sips", will be used if TLS is selected
for SIP Transport.
The default setting is "sip".

Grandstream Networks GSC35 Series Specifications

General

Brand	Grandstream Networks
Model	GSC35 Series
Category	Intercom System
Language	English