CSW-H80 User Manual Ver. 3.0
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7
Additional Functions
7.1
Security
7.1.1 Access Restriction (ezTCP Firewall)
On the [Option] tab of ezManager, users can set access restriction function with MAC and
IP address.
Allowed MAC Address
If this option has a valid value, the device with the particular MAC address is only
permitted to access.
Allowed IP Address
This is for qualifying hosts with IP address or range of IP addresses. The range is
defined by multiplying [IP address] and [Network Mask] in bit unit.
Examples
IP Address
Network Mask
Allowed IP Address Range
10.1.0.1
255.0.0.0
10.1.0.1 ∼ 10.255.255.254
10.1.0.1
255.255.255.0
10.1.0.1 ∼ 10.1.0.254
192.168.1.4
255.255.255.255
192.168.1.4
Table 7-1 examples of defining allowed IP range
Apply to ezManager
[Apply to ezManager] is for applying above two restrictions to ezManager functions
like [Search], [Read], [Write] and etc.
7.1.2 Setting Password
A password can be used for protecting CSW-H80 from TELNET login or changing
environmental parameters by unqualified hosts. The maximum length is 8 bytes of Alphabet
or number.
When you want to revoke all of these restrictions, operate CSW-H80 as the serial
configuration mode.
