Grandstream Networks GXP1100 User Manual page 27

SIP URI Scheme when using
TLS
Use Actual Ephemeral Port in
Contact with TCP/TLS
Check Domain Certificates
Remove OBP from route
Validate Incoming Messages
Support SIP Instance ID
NAT Traversal
SUBSCRIBE for MWI
SUBSCRIBE for Registration
Feature Key Synchronization
Proxy-Require
Voice Mail UserID
FIRMWARE VERSION 1.0.4.23
choose from TCP, UDP and TLS.
Specifies if "sip:" or "sips:" will be used when TLS/TCP is selected for
SIP Transport. The default setting is "sips:".
Defines whether the actual ephemeral port in contact with TCP/TLS will
be used or not. This is used when TLS/TCP is selected for SIP Transfer.
The default setting is "No".
Defines whether the domain certificates will be checked or not when
TLS/TCP is used for SIP Transport. The default setting is "No".
Configures to remove outbound proxy from route. This is used for the
SIP Extension to notify the SIP server that the device is behind a
NAT/Firewall.
Defines whether the incoming messages will be validated or not. The
default setting is "No".
Defines whether SIP Instance ID is supported or not. The default setting
is "Yes".
This parameter configures whether the NAT traversal mechanism is
activated. Users could select the mechanism from No, STUN,
Keep-Alive, UPnP, Auto or VPN. If set to "STUN" and STUN server is
configured, the phone will route according to the STUN server. If NAT
type is Full Cone, Restricted Cone or Port-Restricted Cone, the phone
will try to use public IP addresses and port number in all the SIP&SDP
messages. The phone will send empty SDP packet to the SIP server
periodically to keep the NAT port open if it is configured to be
"Keep-Alive". Configure this to be "No" if an outbound proxy is used.
"STUN" cannot be used if the detected NAT is symmetric NAT.
When set to "Yes", a SUBSCRIBE for Message Waiting Indication will
be sent periodically.
non-synchronized MWI. The default setting is "No".
When set to "Yes", a SUBSCRIBE for Registration will be sent out
periodically. The default setting is "No".
This feature is used for Broadsoft call feature synchronization. When it's
enabled, DND and Call Forward features can be synchronized with
Broadsoft server. The default setting is "Disabled".
A SIP Extension to notify the SIP server that the phone is behind a
NAT/Firewall. Do not configure this parameter unless this feature is
supported on the SIP server.
Allows you to access voice messages by pressing the MESSAGE button
GXP1100/GXP1105 USER MANUAL
The phone supports synchronized and
Page 27 of 46