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Telephone Systems by Denwa Communications

Analogue Select services (PSTN Lines)

Analogue Select services (PSTN Lines)
Denwa Calls Diversion
Allows you to divert calls to almost any phone
- anywhere in the uk, most overseas destinations or a mobile phone
Call Waiting
Tells you if someone is trying to call when you are already on the phone
Denwa Call barring
Stops certain calls being made from your phone.
Answer 1571
Takes messages for you when you are unavailable or your line is engaged
Denwa Call Minder
Like Daisy Answer 1571, with the additional advantage of remote access and the option of having personalised messages.
Reminder
Call Rings you at the time set.
Denwa Ring Back
Calls to let you know when an engaged number becomes free.
Call Display
Displays the number calling you
Denwa Call Sign Call sign allows End Users to distinguish between incoming calls on the same line
Choose to Refuse
Enables you to bar the telephone number of the last answered incoming call.
Denwa Number Withheld
Prevents the person you are calling from seeing your number
1471 Extra
Lists the last 5 numbers to call you
Denwa Anonymous Call Reject
Allows you to block calls from people who have withheld their numbers

Digital Select Services (ISDN2e / ISDN30e lines)
CLIP
Lets you see the number of the person calling before you pick up the phone, enabling you to greet the caller in an appropriate manner.
CLIR
This prevents your directory number from being released at any time. It is useful if you don't want people to call you back, e.g. if are running an outbound telemarketing campaign.
CLI
Presentation Number (PN) allows you to specify a telephone number for your Calling Line Identity (CLI) for outgoing calls, which may be different to your usual telephone number.
COLP
Allows you to see the number of the line that you have been connected to.
COLR
Restricts the access of incoming callers to your identity.
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