User`s manual

56
Payload for DTMF Digits, Telephony Tones
and Telephony Signals. A payload type is a
number from 96 to 127 that identifies the
type of payload carried in the packet. The
payload type should be identical on the GW
and call agent.
Enable Pass '*' Call Feature to
Sip Proxy
Only Tick if your VoIP Service Provider
requires this.
Enable Internal Call Tick if you would like to intercom your 2
nd
VoIP phone.
Enable Phone 1/2 Hotline This setting is used if you require a certain
phone number to always be dialled when
you pickup your VoIP phone on Line 1 or
Line 2. Setting this would mean that you can
not make calls to any other number except
the one programmed in here.
FAX mode Choose Force T.38 or Pass through (G711u).
You can plug a fax machine into either
phone port and send or receive faxes.
Note: This depends upon fax compatibility
with your VoIP service provider.
Differentiating PSTN & VoIP
Ring Tone
When there is an incoming call, you can set
the ring tone you hear to let you know this
call is coming from PSTN or VoIP.
Differentiating PSTN & VoIP
Dial Tone
When you take your VoIP phone off hook,
you can set the tone sound you hear to let
you know you have selected a VoIP line. It is
advised to have different sounding tone with
the normal PSTN tone as you then know
your VoIP account is active and connected
and you will not make expensive calls on
your normal PSTN account if your VoIP
account is inactive for whatever reason.
Enable Trusted IP for SIP
servers
Default is disabled.
Enable Phone 1/2 Call Waiting Allows you to hear another incoming call
whilst you are on the phone, if call waiting is
enabled on a line, and you hear the call
waiting tone during a call, press flash to
answer the second call. The first call is
automatically placed on hold. To switch
between calls, press flash again.
Phone 1/2 Call Forward Feature Allows for the creation of a simple line
rotary phone system equivalent. If you have
2 x VoIP lines and you only want to publish
1 phone number then you should set the
main VOIP number to Phone 1 and create a
Call Forward Type rule to When Busy or No
Answer and type in the 2
nd
VoIP number into
the Call Forward Phone Number field
(include the STD code).
You would normally disable Call Waiting at
least on Phone 1 so that all your incoming
calls to Phone 1 Forward to Phone 2, when