Primary Rate ISDN

Primary Rate ISDN is most suitable for larger sites which require:

Concentration of large volumes of voice calls (eg a Call Centre)
Concentration of large volumes of data traffic from remote users
A combination of the above.

Designed for large businesses' networking requirements. It can facilitate the large scale connection of voice and data circuits to a PBX (Private Branch Exchange), router, bridge or other ISDN compatible equipment.

Primary Rate ISDN provides up to 30 64kbps channels on a single access connection. Each channel can simultaneously and independently carry voice, data and video signals to and from different sites.

Ways to use Telecom Primary Rate ISDN

Bandwidth on demand data networks

Dial up large bandwidths on demand for a highly flexible data network. You can increase or decrease data transfer capacity to multiple sites and charges are based on the length of your calls.

Wide area networking (WAN)

With Primary Rate ISDN at your head office, or main data processing site, your satellite offices can access the corporate LAN by dialling in on ISDN Basic Rate Access. This gives them access to all the facilities of the head office LAN e.g. file transfer, databases, printers and e-mail.

PBX network connection

Connect multiple digital lines on a single network connection to save on PBX hardware costs. Interfaces are available for a range of PBX's.
Primary Rate ISDN complies with international standards so it can adopt the latest international developments, like Caller ID

Call Centres

Handle large volumes of inbound and outbound calls efficiently and save operators' time.
Centralise telephone enquiries from around the country and correlate incoming calls with retrieval of customer records.

Primary Rate ISDN for Large Businesses

PABX Network Connection

Primary Rate ISDN interfaces are available on a rage of PABXs. With Primary Rate ISDN you can connect multiple digital lines on a single network connection which saves PABX hardware costs.

You can use the Primary Rate ISDN connection for standard telephone services, e.g. Direct Dial Inwards (DDI) or for connecting data applications to your PABX extensions (check with your PABX manufacturer).
Because Primary Rate ISDN complies with international standards, it has the potential to assimilate the latest international developments, for example Caller Display and new enhanced networking capabilities.

PABX Call Centres

Call Centres centralise large volumes of inbound and outbound telephone calls.

Using Telecom's ISDN Call Centre application, customer service can be greatly enhanced.

ISDN also provides the platform to utilise future technologies such as Caller Display and screen popping (automatic retrieval of customer information upon receipt of the call).

Primary Rate ISDN for Corporate Communications

Primary Rate ISDN is designed for large businesses' networking requirements; facilitating large scale connection of voice, data or video circuits to a PABX (Private Access Branch Exchange), router, bridge or other ISDN compatible equipment.

A total solution for your file transfers: an ISDN line, a terminal adapter card and file transfer software

Consider Primary Rate ISDN if you need:

to integrate high volumes of voice, data or video communications over a digital line
to manage large volumes of voice calls for a Call Centre

Technical Overview - Primary Rate ISDN

Primary Rate ISDN provides up to thirty 64 kbit/s channels on a single access connection. Each channel can independently carry voice, data and video signals to and from different sites. A single "D" channel can control up to four Primary Rate connections.

Primary Rate is delivered on a 2 Mbit/s G.703 digital link via a terminal regenerator. A standard connector (BNC) is provided to connect your router, bridge or telephone system to the Telecom Network.

For more technical information on ISDN, see the ISDN Service Definition, available from your Telecom Account Manager, or by calling our Business Sales and Service Representatives on 126.

Need more information?

Simply call your account manger, call us free on 126 or send us a query form.