JMAIL.CO.JP System Architecture
3Com 10/100 Hubs
Sun Microsystems E250
Sun Microsystems E450
Sun Microsystems E450
3Com Gigabit Switch
Network Appliance F740 Filer
Sun Microsystems Ultra 1 Server
Dell Dual Pentium Linux Server
VA Linux Dual Pentium Linux Server
VA Linux Dual Pentium Linux Server
From the High-Speed Network Bandwidth at the Digital Island hosting facilities our system starts with a pair of 3Com hubs with standard 10 Mbps and/or 100 Mbps power. These hubs keep servers or devices on the same network.
JMAIL users
first get routed to our Sun Microsystems E250 mysql database server. This machine is the:
Our first E450 server is the workhorse of JMAIL. It handles all the incoming and outgoing mail and web traffic for webmail interface. This machine is the:
Our second E450 server is also responsible for running Newsgroups (JuseNet.com - coming soon!) This machine is the
Our 3Com gigabit switch is involved in making our internal JMAIL network fast, fast, fast.
The center piece of our JMAIL network infrastructure is our Network Appliance F740 File server with over 777 gigabytes currently online and being served. This machine is:
This Sun Ultra 1 server is an apache webserver with:
This Dell server acts as the primary DNS machine for our system
This VALinux server acts as a standalone qmail incoming mail server
This is the newest machine purchased for professional webhosting with JMAIL Pro and FreeMail@YourDomain service. This machine is: