Over 10 Times Faster Than Proxy Server 2.0
ISA Server redefines performance for Proxy
Server customers with one of the fastest Web caching servers in the industry.
The optimized caching technology and multiprocessor support in ISA Server
provide the high-speed performance that enables you to save on bandwidth and
make the most of your Internet access. In benchmark testing, the 2,083 requests
per second filled by ISA Server eclipsed the 180 requests per second of Proxy
Server 2.0 by more than a factor of 10.

The performance of ISA Server has taken center
stage in industry competitions as well. ISA Server outperformed the competition
in key metrics including number one in price/performance at the third
consecutive Web
Cache-off held by the Measurement Factory, clearly establishing ISA Server
as an industry performance leader.
Superior Internet Access Control
ISA Server puts you in control of your Internet
access with granular access control policies. Administrators can allow or deny
access based on user profiles that can include:
- Microsoft Windows users and groups.
Windows users and groups control access based on user logon ID and group
association. The tight integration of ISA Server with Windows authentication
and Windows domains makes ISA Server ideal for network administrators. ISA
Server can also apply policies based on a computer IP address and name.
- Schedules. Schedules define access to
Web sites and computers by time of day or day of the week.
- Destinations. Create your own list of
restricted IP addresses, URLs, and computers, or work with third-party
partners for integrated Site Blocking Services.
- Content. Control the type of content
that enters your network by filtering audio, video, streaming media,
ActiveX, Java applets, and more.
- Bandwidth priorities. Integration
with Windows 2000 Quality of Service (QoS) technology enables you to limit
bandwidth based on user profiles, reserving the network for mission-critical
priority traffic.

- Publish servers easily. Server
publishing rules take the pain out of making internal hosts—Microsoft
Exchange, Microsoft Internet Information Services (IIS), FTP Servers, and so
on—accessible to external clients. ISA Server eliminates the need to
configure the destination server; instead, you simply activate easy-to-use
wizards to create server publishing or Web publishing rules.
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Scaleable Central Management
ISA Server Enterprise Edition reduces the
complexity of multiple server management with central server array management.
ISA Server arrays make managing 200 servers as easy as managing two servers.
Server configurations, access policies, rules, and users and groups can all be
stored and managed at a single location in a single array. While each array can
consist of multiple ISA Server computers, the administrator manages them as a
single virtual ISA Server.

You can also create enterprise policies and
local array policies. This enables administrators to delegate out branch and
departmental-level array control while enforcing enterprise-wide policies. As
organizations grow, ISA Server scales up quickly and easily with enterprise
management.
Certified Enterprise Firewall
ISA Server provides the firewall protection
that enables you to secure your network with confidence. Certified by ICSA Labs,
the de facto certification for firewall security, ISA Server can be deployed as
a dedicated firewall that acts as the secure gateway to the Internet for
internal clients. Administrators can help prevent unauthorized access and
malicious content from entering the network, as well as restrict outbound
traffic by user and group, application, destination, content type, and schedule.
Key security features include:
- Multilayer firewall. Maximize
security with packet-level, circuit-level, and application-level traffic
screening.
- Stateful inspection. Examine data
crossing the firewall in the context of its protocol and state of the
connection. Dynamic packet filtering opens ports only when necessary.
- Integrated virtual private networking (VPN).
Provide standards-based, secure remote access with the integrated IPSec VPN
services of Windows 2000.
- System hardening. Lock down Windows
2000 by setting the appropriate level of security, using pre-defined
templates.
- Integrated intrusion detection.
Identify and respond to common network attacks such as port scanning,
WinNuke, and Ping of Death.
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