NetScaler Gateway 11.1 – SSL VPN


VPN Gateway FAQ
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Connecting to virtual networks

Mobile Access Software Blade

The client should update automatically. No admin rights needed. Or, set the Session Profile to not require plugin updates. Thank you for your answer. Just to clarify that: You only need local admin rights for the initial installation of the NetScaler Gateway Plug-in?

I think it reads the labels from the Portal Theme. Did you create a theme, modify the labels, and apply it to the Gateway? I have unbinded EPA pre-auth policies, and the login form appears again after being submitted with valid credentials. I think is something related to AGEE plugin: Also tried clearing IE cache.

Users have to re-authenticate to network drives after ssl vpn connection is established. I would like to use Radius MFA authentication only.

Hi, Is it possible to disable Netscaler gateway plug-in installations that users can not install plug-in by themselves? NetScaler Gateway prompts the user for authentication. NetScaler Gateway supports five different connection methods: It only needs Citrix Receiver. This is typically the StoreFront Receiver for Web page, but technically it can be any internal website. Setting it to OFF allows the other connection methods to function. If VPN is launched, then the portal page shown to the user after the tunnel is established can contain the StoreFront published applications.

The VPN Client is not launched. Only Bookmarks configured for Clientless Access will work. The internal websites are rewritten so they are proxied through NetScaler Gateway. For example, if the internal website is http: Or Bookmarks can be configured for Clientless Access.

Additional Gateway objects control VPN behavior including: Client Choices — checked or unchecked If Client Choices is checked , then it displays a page containing up to three buttons corresponding to the connection methods shown above. The Session Profile is also sometimes called the Action. In this case, the Profile settings are merged.

Priority number — When you bind a Session Policy to a bind point, you specify a priority number. Lowest priority number wins — The Session Policy bind point that has the lowest priority number, wins. Session Policies bound with a priority of 80 will win over Session Policies bound with a priority of You might think that AAA-bound policies always override Virtual Server-bound policies, but that is not the case.

If the user belongs to multiple AAA Groups , then policies are applied as follows: If a conflict, then the policy with the lowest priority number wins. Bookmarks, Intranet Applications, and Authorization Policies are merged.

There are several ways of getting users into these local AAA groups: If the EPA Scan fails , then the user is not allowed to login. Other Session Policies expressions are still evaluated. A limitation of this EPA method is that nothing negative happens. Instead, you typically design higher priority number lower priority Session Policies with restrictive settings so that if the EPA Scans fail, then users still get something. If Endpoint Analysis is configured anywhere, then an Endpoint Analysis plug-in is downloaded to the Windows or Mac client.

On the right, switch to the Session Profiles tab, and click Add. Name the profile VPN or similar. In Session Profiles, every line has an Override Global checkbox to the right of it. If you check this box next to a particular field, then the field in this session profile will override settings configured globally or in a lower priority session policy.

Switch to the Network Configuration tab. Switch to the Client Experience tab. On the Client Experience tab, override Split Tunnel and make your choice. On the Client Experience tab, there are timers that can be configured.

Client Idle Time-out is a NetScaler Gateway Plug-in timer that disconnects the session if there is no user activity mouse, keyboard on the client machine. By default, once the VPN tunnel is established, a portal page appears containing bookmarks, and StoreFront published icons. The X1 theme is shown below: On the Client Experience tab, the Home Page field lets you override the the default portal page, and instead display a different webpage e.

This homepage is displayed after the VPN tunnel is established or immediately if connecting using Clientless Access. Give the profile name.

Hover over the question marks to see what each of them does. Use the question marks to see what they do. On the main Client Experience tab, if you enabled Client Choices , you can set Clientless Access to Allow to add Clientless to the list of available connection methods. An example of Client Choices is shown below: Back in the main Session Profile, switch to the Security tab.

Set the default authorization to Allow or Deny. If Deny recommended , you will need to create authorization policies to allow traffic across the tunnel. You can later create different authorization policies for different groups of users. In the right pane, switch to the Session Policies , tab and click Add.

Give the policy a descriptive name. Add a policy expression. Or you can add Endpoint Analysis scans. If the Endpoint Analysis scan succeeds, then the session policy is applied. If the Endpoint Analysis scan fails, then this session policy is skipped, and the next one is evaluated.

To add an Endpoint Analysis scan, use one of the Editor links on the right. Click Create when done. Scroll down to the Policies section, and click the Plus icon. If you bind multiple session policies, the policies are merged based on priority number. This is where you specify a priority for each bound policy. You can also edit the policy or profile from this screen by clicking the ellipsis icon next to each bound policy.

This changes the default portal page to look identical to StoreFront. Add a group with the same name case sensitive as the Active Directory group name. Edit the AAA Group. On the right, in the Advanced Settings column, add the Policies section. Click the plus icon to bind one or more Session Policies.

This makes it difficult to log off. On the Client Experience tab, scroll down, and check the box next to Advanced Settings. This causes the two icons to be displayed separately thus making it easier to access the NetScaler Gateway Plug-in settings, including Logoff.

When the user logs off of VPN, a Cleanup page is displayed. On the right, click Add. Name the Authorization Policy. Select Allow or Deny. The other syntax option is for AAA. Use the Expression Editor link to build an expression. You can specify destination IP subnets, destination port numbers, etc. Authorization Policies are usually bound to AAA groups. This allows different groups to have different access across the tunnel. On the right, in the Advanced Settings column, add the Authorization Policies section.

Then click where it says No Authorization Policy to bind policies. Enter a name for the Internal subnet. Enter an IP subnet. Only packets destined for this network go across the tunnel. Create additional Intranet applications for each internal subnet. On the right, in the Advanced Settings column, add the Intranet Applications section.

You can add multiple suffixes. Bookmarks Bookmarks are the links that are displayed in the default portal interface. Give the bookmark a name and display text. Enter a website or RDP address. Another advantage is that a simple network routing configuration can be used. An important component of VPN gateway networks is name resolution.

This is due to clients needing to query the appropriate name resolution servers to locate both local resources and remote resources. These name resolution servers can be on the local LAN or clients can use the VPN connection to forward their requests to access resources to the remote access servers. Routing protocols enable routers to communicate with one another and advertise available routes and their associated preference to other routers on the network.

Using dynamic routing protocols such as RIP and OSPF adds the advantage of simplified administration because they share routing update information between the routers and manage the routing table so that it contains current, updated information.

Data packets contain both source and destination addresses in their packet headers. This is the information that is used when routing decisions need to be made. The destination address is compared with the local address to determine whether the packet should be sent up the stack on the local host, whether the packet should be sent to a different destination, or whether the packet should simply be ignored.

OSPF is the dynamic routing protocol used to exchange routing information with very large networks. From this, it is quite clear that RIP does incur quite a bit of network traffic. This could negatively impact demand-dial connections because of the quantity of RIP traffic generated. Auto-static routing updates can be used for networks that use RIP.

With auto-static routing updates, route update advertisements can be scheduled.

Virtual network gateways