Users and groups
After configuring the authentication, authorization, and auditing basic setup, you create users and groups. You first create a user account for each person who authenticates via the NetScaler appliance. If you are using local authentication controlled by the NetScaler appliance itself, you create local user accounts and assign passwords to each of those accounts.
You also create user accounts on the NetScaler appliance if you are using an external authentication server. In this case, however, each user account must exactly match an account for that user on the external authentication server, and you do not assign passwords to the user accounts that you create on the NetScaler. The external authentication server manages the passwords for users that authenticate with the external authentication server.
If you are using an external authentication server, you can still create local user accounts on the NetScaler appliance if, for example, you want to allow temporary users (such as visitors) to log in but do not want to create entries for those users on the authentication server. You assign a password to each local user account, just as you would if you were using local authentication for all user accounts.
Each user account must be bound to policies for authentication and authorization. To simplify this task, you can create one or more groups and assign user accounts to them. You can then bind policies to groups instead of individual user accounts.
Configure policies with groups
After you configure groups, you can use the Group dialog box to apply policies and settings that specify user access. If you are using local authentication, you create users and add them to groups that are configured on NetScaler Gateway. The users then inherit the settings for that group.
You can configure the following policies or settings for a group of users in the Group dialog box:
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Users
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Authorization policies
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Auditing policies
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Session policies
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Traffic policies
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Bookmarks
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Intranet applications
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Intranet IP addresses
In your configuration, you might have users that belong to more than one group. In addition, each group might have one or more bound session policies, with different parameters configured. Users that belong to more than one group inherit the session policies assigned to all the groups to which the user belongs. To ensure which session policy evaluation takes precedence over the other, you must set the priority of the session policy.
For example, you have group1 that is bound with a session policy configured with the home page www.homepage1.com. Group2 is bound with a session policy configured with home page www.homepage2.com. When these policies are bound to respective groups without a priority number or with a same priority number, the home page that appears to users who belong to both the groups depends on which policy is processed first. By setting a lower priority number, which gives higher precedence, for the session policy with home page www.homepage1.com, you can ensure that users who belong to both the groups receive the home page www.homepage1.com.
If session policies do not have a priority number assigned or have the same priority number, precedence is evaluated in the following order:
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User
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Group
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Virtual server
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Global
If policies are bound to the same level, without a priority number or if the policies have the same priority number, the order of evaluation is per the policy bind order. Policies that are bound first to a level receive precedence over policies bound later.
If we have a user bound to multiple groups with each group having IIP bound, the user can get free IP from any of the bound groups.
Create users and groups
Delete a group by using the GUI
You can also delete user groups from NetScaler Gateway.
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Navigate to Security > AAA - Application Traffic > Groups From NetScaler Gateway, expandCitrix Gateway > User Administration, and then click AAA Groups. In the details pane, select the group, and then click Remove.