Grandstream Networks HT503 User Manual

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HT503 User Manual
Identity Header
is not Telkom SA or CBCOM.
SIP T1 Timeout
T1 is an estimate of the round-trip time between the client and server
transactions.
If the network latency is high, select larger value for more reliable usage.
SIP T2 Interval
Maximum retransmission interval for non-INVITE requests and INVITE
responses.
DTMF Payload Type
This parameter sets the payload type for DTMF using RFC2833
Preferred DTMF
method (in listed
order)
The HT503 supports up to 3 different DTMF methods including in-audio, via
RTP (RFC2833) and via Sip Info. The user can configure DTMF method in a
priority list.
DTMF-RELAY Tag
Respect SIP INFO
Default is No. If set to No, the DTMF-relay tag in Accept Header is always
added in outbound INVITE. If set to Yes, it depends on if SIP INFO is
chosen in Preferred DTMF Method.
Disable DTMF
Negotiation
Default is No. If set to yes, use above DTMF order without negotiation
Send Flash Event
Default is No. If set to yes, flash will be sent as DTMF event.
Enable Call Features
Default is Yes. (If Yes, call features using star codes will be supported
locally)
Offhook Auto-Dial
This parameter allows users to configure a User ID or extension number to
be automatically dialed when offhook. Please note that only the user part of
a SIP address needs to be entered here. The HT503 will automatically
append the “@” and the host portion of the corresponding SIP address.
Note: User will need this IP address when accessing the IVR via the web
configuration page.
Offhook Auto-Dial
Delay
Configure the delay time for offhook auto-dial function. Range is 0-60
seconds, default is 0.

Grandstream Networks HT503 Specifications

General

Brand	Grandstream Networks
Model	HT503
Category	Telephone Accessories
Language	English