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User’s Manual
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Parameter Description
NTP Setting Select the check box to enable NTP (network time protocol) time synchronization.
NTP Server
The IP address and the port number of NTP server.
Required when
NTP Setting is selected.
Port
Time Zone The time zone where the Device locates.
Interval The time synchronization interval of the Device and the NTP.
Click
Confirm
. Step 3
5.4.11.2 Account Management
You can add or delete users and user groups, assign permissions to new users and user groups,
modify password, and manage users and user groups.
5.4.11.2.1 Account
Management Rules

The system manages both users and user groups. You can set up to 8 user groups and 18 users.
The factory settings cover two groups: User and admin.

Group name cannot be repeated, so is the user name. Each user must belong to a group, and
can only belong to one group. You can add or delete user group(s).

The user name can be 31 characters at most, consisting of letters, numbers, "_", "@" and ".".

The name of user group can be 15 characters at most, and contains characters from at least two
of the following categories: Letters, numbers, underlines, and hyphens.

The default user name and password are both admin. There is one admin user by default which
has highest authority.

It is recommended to give fewer authorities to normal users than premium users.
User Management
You can view user information, add or delete user(s), change user password, assign user permissions,
restrict user login, and more.
Select
Setup > System > Account > Account > Username
. Step 1