Grandstream Networks HT818 Administration Manual page 37

Authenticate Challenges the incoming INVITE for authentication with SIP 401 Unauthorized message.
Incoming INVITE Default is No.
Authenticate Configures whether to validate the domain certificate when download the firmware/config
server certificate file. If it is set to "Yes", the phone will download the firmware/config file only from the
domain legitimate server. The default setting is "No".
Authenticate Configures whether to validate the server certificate when download the firmware/config
server certificate file. If it is set to "Yes", the phone will download the firmware/config file only from the
chain legitimate server. The default setting is "No".
Trusted CA Uses the certificate for Authentication if "Check Domain Certificates" is set to "Yes" under
Certificates "Account" -> "SIP Settings".
Allow Incoming SIP Checks SIP address of the Request URI in the incoming SIP message; if it doesn't match
Messages from SIP the SIP server address of the account, the call will be rejected.
Proxy Only Default is No.
Use Privacy Determines if the "Privacy header" will be presented in the SIP INVITE message and if it
Header
includes the caller info in this header. If set to Default, it will add Privacy header unless
special feature is Telkom SA or CBCOM. Default is Default.
Use P-Preferred-
Specifies if the P-Preferred-Identity Header will be presented in the SIP INVITE message.
Identity Header If set to "default", the P-Preferred-Identity Header will be omitted in SIP INVITE message
when Telkom SA or CBCOM is active. If set to "Yes", the P-Preferred- Identity Header will
always be presented. If set to "No", it will be omitted. Default setting is: Default.
Use P-Access-
With this feature enabled, device will populate the WAN access node with IEE-802.11a,
Network-Info
IEE-802.11b in P-Access-Network-Info SIP header.
Header
Use P-Emergency-
This feature support of IEEE-48-addr and IEEE-EUI-64 in SIP header for emergency calls.
Info Header
SIP REGISTER
Specifies which address (LAN or WAN address) the device will detect to use it in SIP
Contact Header
Register Contact Header.
Uses
Default is LAN Address.
Caller ID Fetch
Selects the Caller ID display order which need to be respected by the HT818. The
Order
available options are:
•
Auto: When set to "Auto", the HT818 will look for the caller ID in the order of P-
Asserted Identity Header, Remote-Party-ID Header and From Header in the
incoming SIP INVITE.
HT818 Administration Guide
Version 1.0.9.3
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