Sify delivers comprehensive enterprise-class messaging infrastructure for Carlson Wagonlit
CWT's messaging setup needed to support both internal and external mailing. Since the business relies heavily on e-mail messaging for day-to-day communication and critical operations, reliability and uptimes was extremely vital. CWT had the option of running either a centralized or a distributed mailing setup.
The Solution delivered by Sify
The Sify team carried out an exhaustive analysis and architected a comprehensive hybrid model incorporating both centralized and distributed mailing to meet CWT's requirements. Sify's hybrid solution delivers far superior stability and availability of mailing systems than a fully centralized system.
Often, implementing a centralized mail setup attracts heavy simultaneous logins thereby adversely impacting the network's stability and accessibility.

Sify's hybrid solution lets CWT run a centralized mail server - the Sify Enterprise Mail Server (SEMS) - at their H.O in Delhi while the regional locations run Sify's Simple Mail Connect (SMC) solution to handle the local LAN traffic.
Solution Benefits The hybrid solution delivers a high-availability mailing system to CWT supporting both internal and external mailing. The solution also incorporates Broadband Internet connectivity for:
- Sending and receiving Internet mails.
- Allowing users from the Internet - especially locations outside the existing third party network, to reach the CWT mail server.
- Enabling specified users to access the Citrix application based out of CWT's Australia office.
Sify's solution also builds in back-ups through the SMTP Fallback services to take care of situations when CWT's own mail server is not available due to network or system outages.
Further, by reconfiguring the CWT mail to operate two subnets, one interfacing the Sify network and the other interfacing with the third party network, bandwidth utilization as well as the server response time was significantly improved.
Security Services Division sets up Competency Centre at Mumbai
At Sify's Prabhadevi, Mumbai office, a new network is in place. Simulating a typical corporate Intranet, this network will serve as a competency demonstrator for the Sify Enterprise Security Services division. The Competency Centre showcases various security products and services offered by Sify and will demonstrate among other things:
- Bandwidth management using the traffic shaping feature available in Netscreen firewall systems
- Multi-vendor VPNs using various firewalls
- Network protection using Intrusion Detection Systems (IDS) and gateway level anti-virus products
- Techniques to build stronger authentication using RSA solution
- Remote network monitoring and management tools
- Options in perimeter security using Netscreen, PIX, Watchguard, and Checkpoint firewalls.
To arrange for a visit to the Security Services Competency Centre contact: esbmarketing@sifycorp.com
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