Sip Settings - Grandstream Networks GHP6 Series Administration Manual

Outbound Proxy
Secondary Outbound Proxy
SIP User ID
SIP Authentication ID
SIP Authentication Password
Name
TEL URI
Voice Mail Access Number
Failback Expiration (m)
DNS Mode
NAT Traversal
Support rport (RFC3581)
Proxy-Require

SIP Settings

IP address or Domain name of the Primary Outbound Proxy, Media Gateway, or Session
Border Controller.
If a symmetric NAT is detected, STUN will not work and ONLY an Outbound Proxy can
provide a solution
Defines secondary outbound proxy that will be used when the primary proxy cannot be
connected.
User account information, provided by your VoIP service provider.
SIP service subscriber's Authenticate ID used for authentication. It can be identical to or
different from the SIP User ID.
The account password required for the phone to authenticate with the SIP server before the
account can be registered.
After it is saved, this will appear as hidden for security purpose.
The SIP server subscriber's name (optional) that will be used for Caller ID display (e.g.,
John Doe).
If the phone has an assigned PSTN telephone number, this field should be set to
"user=phone". A "user=phone" parameter will be attached to the Request-URI and "To"
header in the SIP request to indicate the E.164 number. If set to "Enable", "tel:" will be used
instead of "sip:" in the SIP request.
Allows users to access voice messages by pressing the MESSAGE button on the phone.
This value is usually the VM portal access number.
Specifies the duration (in minutes) since failover to the current SIP server or Outbound
Proxy before making failback attempts to the primary SIP server or Outbound Proxy.
Network Settings
This parameter controls how the Search Appliance looks up IP addresses for hostnames. If
"Use Configured IP" is selected, please fill in Primary IP, Backup IP 1 and Backup IP 2.
● A Record
● SRV
● NAPTR/SRV
● Use Configured IP
Set whether to activate the NAT penetration mechanism. When set to "STUN" and
specifying the STUN server address, detection will be based on the STUN server.
The Default value is set to "No"
Configures to use symmetric response routing. If it is used, the "rport" field
will be added to the Via header field in the SIP Request, and the information will be
extracted from the SIP 200OK Response for SIP Register to rewrite the SIP Contact
information and apply it in subsequent SIP Requests.
A SIP Extension to notify the SIP server that the phone is behind a NAT/Firewall.
Basic Settings