Enterprise Messaging: Linking Minds Together Across The Enterprise
by David Matthiesen and Stacy Hunt
Deployment Planning
Now that you have selected your e-mail/groupware system, it is time to develop
your deployment plan. However, before you can begin full scale deployment,
you need to decide your implementation standards.
Naming standards:
What is the name of your organization/domain and
site/network? What naming convention will you follow for your servers/post
offices, e-mail users, distribution lists, schedule/calendar resources and
public folder/databases? Be sure to take into account any protocol limitations
on server names such as the NetBIOS requirement that the first 15 characters
must be unique. SMTP, X.400 and X.500 conventions must be considered.
Administrative standards:
Who will have the right to create and/or
modify new servers/post offices, e-mail users, distribution lists, calendar/schedule
resourc
es and public folders? Exchange, for example, is like NT Server in
that there is little granularity in administrative access. It is either
full access, no access or inflexible access. It is very important that you
consider the security implications when distributing control to different
groups. A tool by Master Design &Development (www.evinet.com/mdd) called
Trusted Enterprise Manager assists in off-loading mundane administrative
tasks without compromising good security practices. It can allow more (or
less, if you want) access than an NT Account Operator would have to achieve
the granularity desired. If you are a medium- to large-sized company, you
will want to distribute the creation and maintenance of distribution lists
and schedule/conference resources or increase your staff to handle the load.
Reality Bites migration issues:
Does the e-mail system you have selected
include migration tools for importing legacy e-mail stores? If yes, you
should migrate the user's e-mail when you create the account. Make sure
to include procedures for either deleting the user's legacy e-mail account
or making it a secondary e-mail account if needed. (Then delete secondary
mail accounts whenever possible.) Client default install options: Do you
want the client to install with a certain protocol order, a default font
and the spell checker turned on? Some e-mail systems, such as Exchange,
let you set all the defaults in a "profile" or "policy"
for a client, so it is configured properly on installation.
Server standards:
Based on the software manufacturer's recommendations,
the number of potential users and their required information-store disk
space, how many servers will you need? You may wish to limit how much a
user can store on a server, so you are not in constant danger of running
out of server disk space. Some e-mail software allows you to set up controls
on eligible recipients and the size of messages they can send. It is a good
idea to l
imit the size of e-mail items, so users do not bring down gateways,
connectors and dial-up lines trying to send their hard drive contents to
their coworkers. This may seem far fetched, but we have seen it attempted
before. Twenty to 30 MB per user is a good measure to size your servers.
Server hardware platform:
It is a good idea to standardize your server
hardware. This will make it easier for you to support and possibly allow
you to get volume purchase discounts. Make sure that you take advantage
of hardware-based RAID and other fault-tolerant methods to minimize the
chance of downtime. Standardized hardware allows the efficient cloning of
properly configured mail servers.
Monitoring tools:
Do monitoring tools come with the product? If so,
do they monitor everything you require, or should you investigate a third-party
tool? Do the tools monitor only certain points in your mail network with
"pings" or messages to bogus accounts hoping to get an administrative
status message back? Do they actually monitor and track mail flow?
Backup strategy:
Users will always delete something they need back,
or a disk will crash and cause data loss. It is extremely important that
you have a reliable backup and restore system in place. Have you already
standardized on backup software at your company? Does this software work
with your new e-mail system? Can you outsource the backup tasks to another
group? Procedures should be clear on how to do a backup/restore of a user's
mail store and any public folders/groupware applications. Depending on the
e-mail software, you may need a spare server in order to restore a post
office or public folder.
Security standards:
If the e-mail system you choose does not rely
on the underlying operating system for security, you will have to develop
standards to take this into account. You will want to follow any security
standards already in place at your company, such as password length and
expiration. If your company is international, there will be implications
on what types of encryption that can be used. Uncle Sam's cloak-and-dagger
folks do not like encryption routines they cannot easily crack if transmissions
go outside our borders. Lotus handles this with Notes by having domestic
and international versions. Remember, the first rule in most security models
is that the servers and consoles need to be physically secure (i.e., locked
up somewhere with limited access).
Training:
Your administrators, end users and groupware application
developers will all need training on the new e-mail/groupware system. Audit
vendor classes to determine if they are worthwhile for your administrators
and developers. Evaluate any textual or CBT materials available and determine
if they are worth distributing. If you are implementing a recently released
e-mail system, you may need to develop your own training materials in-house.
It is definitely worth giving your end users some training to ease frustration
and to reduce nonproductive time learning the product on their own. If your
system has groupware/public folder capability, you may wish to include a
forum on tips and techniques for using the new e-mail system. Developers
may wish to start an end-user group to share ideas and programming techniques.
Billing:
In the field of dreams company, e-mail is considered a corporate
resource and your clients will not be charged to use it. Unfortunately,
in these cost-conscious times, many IT departments find themselves having
to justify their existence and the services that they provide. If you must
develop a billing system for e-mail, good luck! You could bill on the amount
of storage a user is taking, the amount of e-mail traffic they generate,
or the number of reads/writes to a public folder/groupware applications,
for example-some of the e-mail/groupware packages even provide the tools
to monitor these statistics. If the unbelievable overhead cost of maintaini
ng
a billing system is worth it to your company, more power to you. Either
way, you will end up discouraging use and slowing your rollout by billing.
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