Grandstream UCM6100 User Manual for 1.0.9.25 - Manual (Page 72)

Firmware Version 1.0.9.25 UCM6100 Series IP PBX User Manual Page 71 of 303
MaxRetry
Configure the number of authentication failures during "Max Retry Duration"
before the host is banned. The default setting is 10.
Fail2Ban Whitelist
Configure IP address, CIDR mask or DNS host in the whiltelist. Fail2Ban will not
ban the host with matching address in this list. Up to 5 addresses can be added
into the list.
Local Settings
Asterisk Service
Enable Asterisk service for Fail2Ban. The default setting is disabled. Please make
sure both "Enable Fail2Ban" and "Asterisk Service" are turned on in order to use
Fail2Ban for SIP authentication on the UCM6100.
Protocol
Configure the listening port number for the service. Currently only 5060 (for UDP)
is supported.
MaxRetry
Configure the number of authentication failures during "Max Retry Duration"
before the host is banned. The default setting is 10. Please make sure this option
is properly configured as it will override the "MaxRetry" value under "Global
Settings".
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 has to be at
least 4 characters. The maximum length of the password is 30 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.
LDAP SERVER
The UCM6100 has an embedded LDAP server for users to manage corporate phonebook in a centralized
manner.
• By default, the LDAP server has generated the first phonebook with PBX DN
"ou=pbx,dc=pbx,dc=com" based on the UCM6100 user extensions already.