ShenZhen Comark Technology Co.,Ltd.
Serial Server and Gateway User Manual
Page 7
MAC ADDRESS
The hardware address of the device is made up of 48 specialist (6 bytes),16 binary digits, its uniqueness (not
recommended customers to independently modify).
IP ADDRESS
IP address is assigned to the connection in the Internet addresses of the devices on a 32-bit length. IP address
is made up of two fields: the network number field (net-ID) and host number field (host-ID). IP addresses by the
Defense data network network information center (NIC) for distribution. In order to facilitate the management of
IP addresses and IP addresses are divided into five categories. As shown below:
Network Type
Address Range
Available IP Network Range
A
0.0.0.0
～
126.255.255.255 1.0.0.0
～
126.0.0.0
B
128.0.0.0
～
191.255.255.255
128.0.0.0
～
191.254.0.0
C
192.0.0.0
～
223.255.255.255 192.0.0.
～
223.255.254.0
D
224.0.0.0
～
239.255.255.255 None
E
240.0.0.0
～
246.255.255.255 None
Other Address
255.255.255.255 255.255.255.255
Where a, b, and c addresses are unicast (unicast) address of class d addresses for multicast (multicast)
address; Class e addresses are reserved for future special uses. Currently used in the IP address belongs to a, b,
and c addresses.
IP address in dotted decimal way. Each IP address is represented as 4 decimal integers separated by decimal
points, one for each integer bytes, such as 10.110.50.101.
This series devices only support a static IP address, manually set the specified IP address and gateway. Through
the IP address can be set by accessing the device's configuration page. Set a new IP address required to log in
again.
Step 1:
In the navigation on the left side, select "system settings."
Step 2:
Modify a device's IP address and gateway, the equipment and access device hosts on the same local area
network.
Step 3:
Click "settings" to set the IP address to take effect and prompted to log into the Web interface again.
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User Password
This series devices provide only a user name password to modify. This function allows you to modify the
password for the current user name.
Step 1:
In the navigation on the left side, select "system settings."
Step 2:
Sets the password for the new user name.
Description:
User name cannot be changed (default: admin).
Step 3:
Click "settings", set the user name replaced the current user name, need to log in again.
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