Windows 2003 Server Settings; Entering Networks Using Cidr Format; Table 10: Cidr Naming Conventions - Extreme Networks AG200 User Manual

Windows 2003 Server Settings

Windows 2003 Server has the Enhanced Security Configuration option Enabled by default. This option
must be disabled for the following reasons:
A Windows 2003 Server host cannot be tested.
●
The Windows 2003 Server endpoint cannot download the agent.
●
To disable the Enhanced Security Configuration option:
Start>>Settings>>Control panel>>Add/Remove Programs>>Add/Remove Windows Components
Clear the selected Enhanced Security Configuration option.
NOTE
Alternatively, you could select the Sentriant AG MS and ES IP addresses as trusted sites.

Entering Networks Using CIDR Format

Networks and network endpoints can be specified in Sentriant AG using Classless Inter Domain
Routing (CIDR) format. CIDR is a commonly used method for specifying Internet objects.
presents common CIDR naming conventions.

Table 10: CIDR Naming Conventions

Block Netmask
/32 255.255.255.255
/31 255.255.255.254
/30 255.255.255.252
/29 255.255.255.248
/28 255.255.255.240
/27 255.255.255.224
/26 255.255.255.192
/25 255.255.255.128
/24 255.255.255.0
/23 255.255.254.0
/22 255.255.252.0
/21 255.255.248.0
/20 255.255.240.0
/19 255.255.224.0
Sentriant AG Users' Guide, Version 5.0
Networks
1/256 of a Class C Network
1/128
1/64
1/32
1/16
1/8
1/4
1/2
1 Class C network
2 Class C networks
4 Class C networks
8 Class C networks
16 Class C networks
32 Class C networks
System Administration
Table 10
Hosts
1
2
4
8
16
32
64
128
256
512
1,024
2,048
4,096
8,192
299