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HT801 Administration Guide
SIP T2 Interval
Identifies maximum retransmission interval for non-INVITE requests and INVITE
responses. Retransmitting and doubling of T1 continues until it reaches T2 value.
Default is
4
seconds.
SIP Timer D
Configure the SIP Timer D defined in RFC3261. 0 - 64 seconds. Default 0
DTMF Payload
Type
Defines payload type for DTMF using RFC2833.
Preferred DTMF
method (in order)
Sorts DTMF methods (in-audio, via RTP (RFC2833) or via SIP INFO) by priority.
Disable DTMF
Negotiation
Uses above DTMF order without negotiation. Default is
No
.
Generate
Continuous
RFC2833 Events
When enabled the RFC2833 events are generated until key is released. Default is No.
Send Hook Flash
Event
Default is
No.
If set to yes, flash will be sent as DTMF event.
Flash Digit Control
Overrides the default settings for call control when both channels are in use
Enable Call
Features
Enables do not disturb, call forward and other call features via the local feature codes
on the base. Otherwise, ITSP feature codes can be used. Default is
Yes
.
Off Hook Auto Dial
Configures a user ID or extension number that is automatically dialed when off-hook.
Only the user part of a SIP address needs to be entered. The HT801 will automatically
append the “@” and the host portion of the corresponding SIP address.
Off Hook Auto Dial
Delay
Specifies the auto-dial delay after off hook.
Proxy-Require
Determines a SIP Extension to notify the SIP server that the HT801 is behind a
NAT/Firewall.
Use NAT IP
Defines NAT IP address used in SIP/SDP messages. It should only be used if required
by ITSP.
Use SIP User Agent
Header
Configures the SIP User-Agent Header.
Distinctive Ring
Tone
Customizes the Ring Tone 1 to 3 with associate caller ID: when selected, if caller ID is
configured, then the device will ONLY use this ring tone when the incoming call is from