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The "Zslic" (Zomerlust Superior Lan Internet Communicator) is a Linux based server designed to provide Internet and E-mail to small to medium sized offices.

This service has been a major focus of ZSD's for over 5 years. We have developed the platform to provide an optimal solution in the South African telecommunications environment. This, together with ZSD's comprehensive support and backup provides our customers with an E-mail and Internet solution that they can rely on while they focus on running their own businesses.

Connectivity is typically via ISDN dial-up but it can also be used on analogue dial-up and leased connections. It is stable, cost effective and secure and flexible enough to be used on networks from 2 PC's to over 200 PC's.

ZSD have facilities for hosting websites, webservers and mailing lists. We offer a full range of hosting technologies and we can setup customized servers and services to meet client requirements.

Contact ZSD for advice, quotations and application forms.
Zslic Functionality
From an End User perspective, the Zslic offers the following functionality:
  • Shared connection to the Internet via analogue or dial-up ISDN
  • All users E-mail downloaded in a single call
  • Utility for Windows(tm) users to monitor and control dial-up link
  • Internal E-mail within office
  • POP3, IMAP and webmail access to local mailboxes
  • Quick convenient E-mail service
  • Improved browsing response times
  • Optional remote dial-in access to e-mail and office file servers
  • Optional fax server
Zslic Management Features
From a management perspective, the Zslic offers the following features:
  • Call history logs to monitor costs
  • Controlled access to the Internet
  • Filtering of executable E-mail attachments to prevent virus propagation
  • Monitoring and Reporting Features on E-mail and Internet Usage
  • No screen or keyboard required, saves costs and space
  • Optional mailing list management software
  • Optional mirroring feature for website mirrors or backups
  • Can be used as a file server
  • Firewall functionality to protect Local Area Networks
Zslic, Total Solution
The Zslic server is provided as part of a total solution. You do not need to have any computer skills to to benefit from all of the features, as it is remotely managed by ZSD.
  • Telephonic support, for administrators and end users
  • Remote maintenance and updates via Internet
  • Carry in support in the event of a major problem
  • Virus filtering on ZSD's central E-mail server
  • Mail feed via compressed UUCP protocol from ZSD's mailservers
  • Dial-up account for Internet connectivity
  • Monitoring of telephone call history by ZSD, with exception reporting system to give early warning of problematic behavior
  • Configuration data is backed up remotely at ZSD. We can be rebuild any server from scratch within hours in the event of a total loss.
  • Additional services such as domain registration and web hosting available
Zslic Technology
The Zslic incorporates the following technology to meet its requirements:
  • Advanced "dial-on demand" filtering to prevent unnecessary phone calls
  • E-mail feed via ultra stable UUCP protocol
  • DNS server
  • Proxy cache server
  • Intranet web server
  • Remote access RAS server
  • DHCP server for automatic client network configuration
  • Automatic client browser configuration
  • Optional mirrored disk drives for maximum reliability
  • "Debian" Linux based system with advanced remote management features