Route400 and
Route500 products are designed
to support the needs of a wide range of users. It quickly became
clear to NET-TEL that in order to satisfy such a demanding
market, we had to provide solid functionality meeting the needs
of an entire organisation while addressing the unique requirements
of users in different departments. By basing the underlying architecture
of all products on comprehensive, internationally accepted standards,
we overcame many problems. X.400 and X.500 standards are therefore
the basis for the design of our Route400 and Route500 products,
respectively.
The X.400 Standards
The internationally accepted standards
for messaging are collectively defined in the X.400 recommendations
of the International Telecommunication Union. The first standards
were issued in 1984, with major improvements following in 1988
and further enhancements annually since 1992.
X.400 messaging supports any kind of
object without limitation: text with any character set, spreadsheets,
graphics, multimedia including video and voice, and no restriction
on message length or enclosed object size. Acknowledgements and
confirmations ensure guaranteed delivery and no message can be
lost between sender and recipient.
The X.500 Standards
Directory services are defined in the
X.500 recommendations. Large e-mail networks present particular
administrative problems: not only does the administrator need
to be able to distribute addresses to the user community, but
also the information necessary to route messages to the destination
mail host. X.500 provides a means of storing this information
and much more in a scalable distributed database.
Products are still new and have not
yet reached the same degree of market penetration as X.400-based
products, not least because their availability is still limited.
It is, however, only a matter of time before the early adopters
are joined by other implementers and X.500 products are commonly
found in productive use world-wide. NET-TEL is well placed
to take advantage of the expected growth in demand for X.500 capable
products.
Introducing Route400 Products into an Organisation
Route400 and Route500 products help
to deliver solutions with the greatest flexibility: they can be
used alone or mixed and matched with proprietary products. With
X.400 and X.500 enjoying universal international acceptance, there
is no danger of obsolescence.
Access to the Internet using the SMTP
protocol for e-mail is fully supported, as is the
MIME
extension which is gaining in popularity for complex multi-part
messages. An interface for sending and
receiving faxes
is a standard option. There are several levels of X.400 usage
that an organisation may adopt and it is worthwhile looking at
these:
Proprietary products with a Route400 Gateway
Where a single proprietary e-mail
or messaging application is in operation throughout an organisation,
selecting Route400 and installing a message server
together with the appropriate gateway
product will enable inter-enterprise communication with partners
connected to any X.400 network or service. This attractive approach
introduces X.400 access into an organisation and provides the
appropriate level of functionality needed for satisfactory operation.
Proprietary products with a Route400 backbone
Where several different e-mail
systems are jointly operational within an organisation, the implementation
of an X.400 backbone network of message servers to link these
will invariably be the preferable solution. There will be little
or no loss of functionality between e-mail applications,
and new, message-enabled applications can access the backbone
message servers via application program interfaces (APIs) and
messaging support tools.
This is an example of using X.400 products to provide additional,
complementary functionality not available with the installed proprietary
application products. Route400 message server products excel as
backbone nodes.
X.400-compatible products throughout
Where a new e-mail or messaging
application is needed - perhaps because the existing one cannot
be suitably upgraded, or an organisation wishes to standardise
on a single software package - then it is possible to go further
and to introduce not only a backbone of X.400 message servers,
but X.400 message clients for e-mail
and other message-enabled applications. The advantage is that
all e-mail and messaging products within an organisation
are based on the international X.400 standard. There are no conversions
to and from proprietary formats and consequently no internal gateways.
This solution offers the highest level of service.
With Route400 message server and client
products, an organisation has the greatest choice of operating
system platforms for both workstations and servers. Mixed platforms
can coexist as desired. As all products conform to the X.400 standard,
potential installation, operational and administrative problems
are reduced to a minimum. The organisation achieves maximum flexibility
without sacrificing any functionality. This is the comprehensive
solution and Route400 products have proved their suitability for
such tasks in the most challenging situations.
Transition to Route400 products
Intermediate solutions with a mix of
proprietary and X.400 e-mail and messaging clients are becoming
increasingly widespread. They allow an organisation to move to
X.400 on a step-by-step basis and at a speed best corresponding
to its individual requirements. Route400 products can be introduced
non-intrusively into existing environments to provide the appropriate
added functionality needed in a wide variety of situations.
Other NET-TEL white papers:
Meeting the Information Challenge
Using Messaging to Solve Business Problems
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