Remote-access Guide

configuration asa remote access vpn no splic tunnel

by Gracie Dooley Published 3 years ago Updated 2 years ago

How to configure the SSL VPN on ASA with Split tunneling?

Complete these steps in order to configure the SSL VPN on ASA with split tunneling: Choose Configuration > Remote Access VPN > Network (Client) Access > Address Management > Address Pools > Add in order to create an IP address pool vpnpool. Click Apply. Equivalent CLI Configuration:

How to configure Cisco AnyConnect VPN on ASA?

Choose Configuration > Remote Access VPN > Network (Client) Access > Advanced > SSL VPN > Client Settings > Add in order to add the Cisco AnyConnect VPN client image from the flash memory of ASA as shown. Click OK. Click Add. Equivalent CLI Configuration:

How to configure split tunneling for remote access VPN?

Complete these steps in order to configure your tunnel group to allow split tunneling for the users in the group. Choose Configuration > Remote Access VPN > Network (Client) Access > Group Policies, and choose the Group Policy in which you want to enable local LAN access. Then click Edit.

How do I enable local LAN access on the ASA?

Configure the ASA 7.x with Adaptive Security Device Manager (ASDM) 5.x 1 Choose Configuration > VPN > General > Group Policy and select the Group Policy that you wish to enable local LAN access in. ... 2 Go to the Client Configuration tab. 3 Uncheck the Inherit box for Split Tunnel Policy and chose Tunnel Network List Below. More items...

How do I turn off split tunneling VPN?

Disabling 'Split-Tunnel' option for SSL VPN. Go to VPN -> SSL VPN Portals -> Edit SSL-VPN Portal and under 'Tunnel Mode' disable 'Enable Split Tunneling'. Once the split tunnel option is disabled, all user Internet traffic will reach FortiGate and VPN interface to WAN policy is needed.

How do I enable split tunnel in ASA?

Option 1 Enable Split Tunnel via Command Line.Connect to the ASA > Go to enable mode > Then to global configuration mode > Create an ACL that permits traffic from the network behind the ASA to any. ... Add the split tunnel to the policy you are using for you remote VPN, (if you are unsure issue a show run group-policy).More items...•

Does Cisco AnyConnect allow split tunneling?

Dynamic Split Tunnel Include AnyConnect will send only the domains listed in the configuration over the secure vpn tunnel and all other traffic will be sent in the clear.

How do I enable split tunneling?

It's usually really easy to enable split tunneling. Here's how you can do it: All you need to do is go into the Settings or Options in your VPN and select Split tunneling. From there, it should give you options to manage your VPN connection on a per-app or per-URL basis.

What is tunnel mode split exclude?

A split tunnel configured to only tunnel traffic destined to a specific set of destinations is called a split-include tunnel. When configured to accept all traffic except traffic destined to a specific set of destinations, it is called a split-exclude tunnel.

What is split tunneling AnyConnect?

What is Split Tunneling? VPN split tunneling lets you send some of your application or device traffic through an encrypted VPN, while other applications or devices have direct access to the internet.

How do I configure AnyConnect ASA?

There are eight basic steps in setting up remote access for users with the Cisco ASA.Configure an Identity Certificate.Upload the SSL VPN Client Image to the ASA.Enable AnyConnect VPN Access.Create a Group Policy.Configure Access List Bypass.Create a Connection Profile and Tunnel Group.Configure NAT Exemption.More items...•

How do I configure AnyConnect?

5 Steps to Configure Cisco AnyConnect VPNConfigure AAA authentication. The first thing to configure is AAA authentication. ... Define VPN protocols. When users connect their VPN, they'll need an IP address for the VPN session. ... Configure tunnel groups. ... Set group policies. ... Apply the configuration. ... Authenticating logic flow.

Does Cisco AnyConnect route all traffic?

With AnyConnect, the client passes traffic to all sites specified in the split tunneling policy you configured, and to all sites that fall within the same subnet as the IP address assigned by the ASA. For example, if the IP address assigned by the ASA is 10.1.

Should I enable split tunneling?

Split tunneling saves you plenty of VPN-related time and hassle, but it also reduces your security. Every time you look at an app or a website and decide its traffic doesn't need to pass through the tunnel, you're taking a risk (even if only small) with your online privacy.

What is the difference between a tunnel mode VPN and a split tunneling VPN?

VPN Connection Types Full tunnel is generally recommended because it is more secure. Split Tunnel - Routes and encrypts all OSU-bound requests over the VPN. Traffic destined to sites on the Internet (including Zoom, Canvas, Office 365, and Google) does not go through the VPN server in split tunnel mode.

How do I setup split tunneling in Windows 10?

Go to Settings > Network. Enable Split Tunnel and Allow LAN Traffic. Click Add Application and select a program. Select Bypass VPN if you want the program to stay connected to your home network.

How do I enable local LAN access on Cisco VPN?

Right click the Cisco AnyConnect client. Left click on Open AnyConnect. Select Advanced Windows. From the Preferences tab, ensure the Allow local (LAN) access when using VPN (if configured), is check.

What is split tunnel ACL?

The split tunneling feature allows you to optimize traffic flow by directing only corporate traffic back to the controller, while local application traffic remains local.

What is split tunnel policy?

Split tunneling is used when you want to allow remote VPN users to connect directly to Internet resources while using a corporate VPN instead of routing that traffic through the VPN.

Does Cisco AnyConnect route all traffic?

With AnyConnect, the client passes traffic to all sites specified in the split tunneling policy you configured, and to all sites that fall within the same subnet as the IP address assigned by the ASA. For example, if the IP address assigned by the ASA is 10.1.

What is site to site IPSEC VPN?

Site to Site IPSec VPN with Dynamic IP Endpoint is typically used when we have a branch sites which obtains a dynamic public IP from the Internet ISP. For example an ADSL connection.One important note is that Site-to-Site VPN with Dynamic remote routers P... view more

What is a WSA?

This document is a deployment guide for Cisco and Microsoft engineers, partners, and customers who want to run Cisco’s Secure Web Appliance (WSA) with an Azure Stack Hub. Product Description Cisco Secure Web Appliance (WSA) is an all-in-one, hi... view more

Does ACL appear in secure routes?

With regards to your suggestion, I already had a similar setup (only permit statements) in my customer's network. True, the network permitted by the AC L appears in the Secured Routes list.

How to enable SSL VPN on Cisco AnyConnect?

Choose Configuration > Remote Access VPN > Network (Client) Access > SSL VPN Connection Profiles and under Access Interfaces , click the check boxes Allow Access and Enable DTLS for the outside interface. Also, check the Enable Cisco AnyConnect VPN Client or legacy SSL VPN Client access on the interface selected in the table below check box in order to enable SSL VPN on the outside interface.

How to enable SSL VPN?

Choose Configuration > Remote Access VPN > Network (Client) Access > Group Policies in order to create an internal group policy clientgroup. Under the General tab, select the SSL VPN Client check box in order to enable the WebVPN as tunneling protocol.

What command to use to terminate SVC sessions?

Similarly, you can use the vpn-sessiondb logoff svc command in order to terminate all the SVC sessions.

How to check webvpn session in ASDM?

In ASDM, choose Monitoring > VPN > VPN Statistics > Sessions in order to know the current WebVPN sessions in the ASA.

What is Cisco AnyConnect VPN?

This configuration allows the client secure access to corporate resources via SSL while giving unsecured access to the Internet using split tunneling.

What is debug webvpn?

debug webvpn svc <1-255> —Provi des the real time webvpn events in order to establish the session.

Where to download AnyConnect VPN client?

Note: Download the AnyConnect VPN Client package (anyconnect-win*.pkg) from the Cisco Software Download ( registered customers only) . Copy the AnyConnect VPN client to the ASA's flash memory, which is to be downloaded to the remote user computers in order to establish the SSL VPN connection with the ASA. Refer to the Installing the AnyConnect Client section of the ASA configuration guide for more information.

How to create an ACL for ASA?

1. Connect to the ASA > Go to enable mode > Then to global configuration mode > Create an ACL that permits traffic from the network behind the ASA to any. ( Note: Add additional ACL’s for additional internal networks).

What is split tunneling?

This is the process of letting a remote VPN user browse the web, and access local resources etc, from their location whilst connected to your VPN in this case via SSLVPN, but also from WebVPN or IPSEC VPN.

What is AnyConnect VPN?

Anyconnect is the replacement for the old Cisco VPN client and supports SSL and IKEv2 IPsec. When it comes to SSL, the ASA offers two SSL VPN modes: Clientless WebVPN. AnyConnect VPN. The clientless WebVPN method does not require a VPN client to be installed on the user’s computer. You just open your web browser, ...

When remote users connect to our WebVPN, do they have to use HTTPS?

The following option is not required but useful, whenever someone accesses the ASA through HTTP then they will be redirected to HTTPS:

What happens when a VPN user terminates a session?

Normally when the remote VPN user terminates the session, the anyconnect installer will be uninstalled. The anyconnect keep-installer installed command leaves it installed on the user’s computer.

Why does my client tries to download AnyConnect?

The client tries to download the Anyconnect automatically, this is because of the anyconnect ask none default anyconnect command that we used. Since we are using a self-signed certificate you will get the following error message:

What is the IP address of AnyConnect?

You can see that we received IP address 192.168.10.100 (the first IP address from the VPN pool). Anyconnect creates an additional interface, just like the legacy Cisco VPN client does.

What is an ayconnECT_policy?

The group policy is called “ANYCONNECT_POLICY” and it’s an internal group policy which means that we configure it locally on the ASA. An external group policy could be on a RADIUS server.

Does Outlook have full network access?

Microsoft Outlook Web Access. There is no full network access when you use clientless WebVPN. Anyconnect VPN offers full network access. The remote user will use the anyconnect client to connect to the ASA and will receive an IP address from a VPN pool, allowing full access to the network. In this lesson we will use clientless WebVPN only for ...

Problem

I have answered a lot of questions in forums, that are worded something like, “When I have a remote client connected to my firewall VPN they lose Internet access!” Traditionally that’s exactly what the ‘default’ remote VPN solution (IPSEC or AnyConnect) gave you.

Solution

At this point I’m assuming you have a remote VPN setup and working, if not you need to do that first, here are some walk-throughs I’ve already done to help you set that up.

Option 1 (Split Tunneling)

Rather than re-invent the wheel, I’ve already covered this before in the following article.

Option 2 (Tunnel All Split Tunneling)

1. Connect to the ASA > Go to enable mode > Then to global configuration mode.

Introduction

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This document provides step-by-step instructions on how to allow VPN Clients access to the Internet while they are tunneled into a Cisco Adaptive Security Appliance (ASA) 5500 Series Security Appliance. This configuration allows VPN Clients secure access to corporate resources via IPsec while giving unsecured ac…
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Prerequisites

  • Requirements
    This document assumes that a working remote access VPN configuration already exists on the ASA. Refer to PIX/ASA 7.x as a Remote VPN Server using ASDM Configuration Exampleif one is not already configured.
  • Components Used
    The information in this document is based on these software and hardware versions: 1. Cisco ASA 5500 Series Security Appliance Software version 7.x and later 2. Cisco Systems VPN Client version 4.0.5 Note: This document also contains the PIX 6.x CLI configuration that is compatibl…
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Background Information

  • In a basic VPN Client to ASA scenario, all traffic from the VPN Client is encrypted and sent to the ASA no matter what its destination is. Based on your configuration and the number of users supported, such a set up can become bandwidth intensive. Split tunneling can work to alleviate this problem since it allows users to send only that traffic which is destined for the corporate ne…
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Verify

  • Follow the steps in these sections in order to verify your configuration. 1. Connect with the VPN Client 2. View the VPN Client Log 3. Test Local LAN Access with Ping
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Troubleshoot

  • Limitation with Number of Entries in a Split Tunnel ACL
    There is a restriction with the number of entries in an ACL used for split tunnel. It is recommended not to use more than 50-60 ACE entries for satisfactory functionality. You are advised to implement the subnetting feature to cover a range of IP addresses.
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Related Information

Introduction

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This document provides step-by-step instructions on how to allow Cisco AnyConnect VPN client access to the Internet while they are tunneled into a Cisco Adaptive Security Appliance (ASA) 8.0.2. This configuration allows the client secure access to corporate resources via SSL while giving unsecured access to t…
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Prerequisites

  • Requirements
    Ensure that you meet these requirements before you attempt this configuration: 1. ASA Security Appliance needs to run version 8.x 2. Cisco AnyConnect VPN Client 2.x Note: Download the AnyConnect VPN Client package (anyconnect-win*.pkg) from the Cisco Software Download (regi…
  • Components Used
    The information in this document is based on these software and hardware versions: 1. Cisco 5500 Series ASA that runs software version 8.0(2) 2. Cisco AnyConnect SSL VPN Client version for Windows 2.0.0343 3. PC which runs Microsoft Visa, Windows XP SP2 or Windows 2000 Prof…
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Background Information

  • The Cisco AnyConnect VPN Client provides secure SSL connections to the security appliance for remote users. Without a previously installed client, remote users enter the IP address in their browser of an interface configured to accept SSL VPN connections. Unless the security appliance is configured to redirect http:// requests to https://, users must enter the URL in the form https://…
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Configure

  • In this section, you are presented with the information to configure the features described in this document. Note: Use the Command Lookup Tool (registeredcustomers only) to obtain more information on the commands used in this section.
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Verify

  • Use this section to confirm that your configuration works properly. The Output Interpreter Tool (registered customers only) (OIT) supports certain show commands. Use the OIT to view an analysis of showcommand output. 1. show webvpn svc—Displays the SVC images stored in the ASA flash memory. ciscoasa#show webvpn svc1. disk0:/anyconnect-win-2.0.0343-k9.pkg 1 CIS…
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Troubleshoot

  • This section provides information you can use to troubleshoot your configuration. 1. vpn-sessiondb logoff name<username> —Command to logoff the SSL VPN session for the particular username. ciscoasa#vpn-sessiondb logoff name ssluser1Do you want to logoff the VPN session(s)? [confirm] YINFO: Number of sessions with name "ssluser1" logged off : 1ciscoasa#C…
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Related Information

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