Icom VE-PG4 Operating Manual page 368

14
PBX ADVANCED SETTINgS
Advanced Settings screen
PBX Advanced Settings > Advanvanced Settings
■ SIP Settings
The common settings for the terminals to the RoIP gateway.
Extension Domain ����
1
SIP 183 Support �����
2
Relay SIP Response ���
3
1
2
3
4
5
6
7
You can enter a SIP service domain name of up to 63 characters, to
commonly use between the local SIP server and its client SIP phones.
L Enter a unique Extension Domain in an IP telephone network. The IP
address of the RoIP gateway is recommended for your Extension Domain
name to prevent a conflict in domain names.
L Enter this value in the "SIP service domain" setting in the client telephone
settings.
Enable this option if you want to use the 183 Session Progress.
The 183 Session Progress response indicates that information about
the call state is present in the message body media information (SDP).
L When this option is enabled, the 183 session progress is transferred to a
client SIP phone.
Set whether or not to relay an error message received from an
upstream SIP server when a call is outgoing.
• Enable: Relays an error response (4xx ~ 6xx) from the SIP server.
• Disable: Translates an error response (4xx ~ 6xx) into a 486 response and
relays it.
L Enable this setting if you want to use a slide outgoing function by connecting
another SIP server to this RoIP gateway as a simple relay client device.
14-2
(Default: LAN IP address)
(Default: Disable)
(Default: Enable)