HT801/HT802 Administration Guide
Version 1.0.13.7
Prefer Primary Outbound
Proxy
If the user configures this option to “Yes”, when registration expires, the
device will re-register via primary outbound proxy.
By default, this option is disabled.
Allow DHCP Option 120
(override SIP Server)
Configures the HT802 to collect SIP server address from DHCP option 120.
Default is No.
Selects transport protocol for SIP packets; UDP or TCP or TLS. Please make
sure your SIP Server or network environment supports SIP over the selected
transport method. Default is UDP.
SIP URI Scheme When Using
TLS
Specifies if “sip” or “sips” will be used when TLS/TCP is selected for SIP
Transport. The default setting is “sips”.
Use Actual Ephemeral Port in
Contact with TCP/TLS
Controls the port information in the Via header and Contact header. If set to
“No”, these port numbers will use the permanent listening port on the phone.
Otherwise, they will use the ephemeral port for the connection. The default
setting is “No”.
Indicates type of NAT for each account. This parameter configures whether
the NAT traversal mechanism is activated. Users could select the
mechanism from No, Keep-alive, STUN, UPnP.
Default setting is No.
Defines user account information provided by VoIP service provider (ITSP).
Usually in the form of digit similar to phone number or actually a phone
number.
Determines account authenticate ID provided by VoIP service provider
(ITSP). Can be identical to or different from “SIP user ID”.
Specifies account password provided by VoIP service provider (ITSP) to
register to SIP servers.
Chooses a name to be associated to user.
Selects DNS mode to use for the client to look up server. One mode can be
chosen. Default is A Record.
• A Record: resolves IP Address of target according to domain name.
• SRV: DNS SRV resource records indicate how to find services for
various protocols.
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