Dynamic Defense; Change Password; Table 15: Ucm6102 Firewall Dynamic Defense - Grandstream Networks UCM6108 User Manual

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Dynamic Defense

Enable
Periodical Time
Blacklist Update
Interval
Connection
Threshold
Dynamic Defense
Whitelist

CHANGE PASSWORD

After login the Web GUI for the first time, it is highly recommended for users to change the default password
"admin" to a more complicated password for security purpose. Follow the steps below to change the Web
GUI access password.
1. Go to Web GUI->Settings->Change Password page.
2. Enter the old password first.
3. Enter the new password and retype the new password to confirm. The new password field has to be at
least 5 characters.
4. Click on "Save" and the user will be automatically logged out.
5. Once the web page comes back to the login page again, enter the username "admin" and the new
password to login.
Firmware Version 1.0.2.21
http://arttel.ru/shop/ip-atc/ip-ats-grandstream-ucm6102

Table 15: UCM6102 Firewall Dynamic Defense

Enable dynamic defense. The default setting is disabled.
Configure the dynamic defense periodic time interval (in minutes). If the
number of TCP connections from a host exceeds the connection threshold
within this period, this host will be added into Blacklist. The valid value is
between 1 to 59 when dynamic defense is turned on. The default setting is
59.
Configure the blacklist update time interval (in seconds). The default setting is
120.
Configure the connection threshold. Once the number of connections from
the same host reaches the threshold, it will be added into the blacklist. The
default setting is 100.
Configure the dynamic defense whitelist.
For example,
192.168.1.3
192.168.1.4
UCM6100 Series IP PBX User Manual Page 37 of 159