Remote-access Guide

cisco ftd ipsec remote access vpn

by Otho Reichel V Published 2 years ago Updated 2 years ago
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How to set up remote access on FTD appliance?

2. Remote access wizard Go to Devices > VPN > Remote Access > Add a new configuration. This will copy whole configuration along with certificates and AnyConnect packages to FTD appliance.

How do I set up a VPN in FTD?

Navigate to Objects > Users > Add User. Add VPN Local users that will connect to FTD via Anyconnect. Create local Users as shown in the image. Navigate to Objects > Certificates > Add Internal Certificate . Configure a certificate as shown in the image.

How to set up remote access VPN on FDM?

Go through the Remote Access VPN Wizard on FDM as shown in the image. Create a connection profile and start the configuration as shown in the image. Select the authentication methods as shown in the image.

Does firepower Threat Defense Support remote access VPN?

Remote access wizard This document provides a configuration example for Firepower Threat Defense (FTD) version 6.2.2 and later, that allows remote access VPN to use Transport Layer Security (TLS) and Internet Key Exchange version 2 (IKEv2). As a client, Cisco AnyConnect will be used, which is supported on multiple platforms.

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Does Cisco FTD support VPN?

VPN Topology The Firepower Management Center configures site-to-site VPNs on FTD devices only. You can select from three types of topologies, containing one or more VPN tunnels: • Point-to-point (PTP) deployments establish a VPN tunnel between two endpoints.

Does Cisco firepower support AnyConnect?

AnyConnect is the only client supported on endpoint devices for remote VPN connectivity to Firepower Threat Defense devices.

What is Cisco remote access VPN?

This allows remote users to connect to the ASA and access the remote network through an IPsec encrypted tunnel. The remote user requires the Cisco VPN client software on his/her computer, once the connection is established the user will receive a private IP address from the ASA and has access to the network.

What is the difference between Cisco firepower and FTD?

FTD runs on either the new 4100 and 9300 series or the ASA appliances (except 5585-X). FirePOWER appliances run only the legacy FirePOWER image and will not run FTD image.

How can I check Cisco firepower VPN status?

The simplest place to check the status of your VPN is in FMC. Browse to System -> Health -> Events. Then click on VPN Status. The remaining verification takes place on the FTD CLI.

What is FMC in Cisco?

The Cisco Secure Firewall Management Center (FMC) is your administrative nerve center for managing critical Cisco network security solutions. It provides complete and unified management over firewalls, application control, intrusion prevention, URL filtering, and advanced malware protection.

How does remote access VPN Work?

A remote access VPN works by creating a virtual tunnel between an employee's device and the company's network. This tunnel goes through the public internet but the data sent back and forth through it is protected by encryption and security protocols to help keep it private and secure.

How do I setup remote access to VPN?

Configure Remote Access as a VPN ServerOn the VPN server, in Server Manager, select the Notifications flag.In the Tasks menu, select Open the Getting Started Wizard. ... Select Deploy VPN only. ... Right-click the VPN server, then select Configure and Enable Routing and Remote Access.More items...•

Is Cisco AnyConnect a VPN?

Cisco AnyConnect Client helps us to make secure , safe and reliable VPN connection to our organization's private network with multiple security services to safe and protect company's data. It gives freedom to employees to get connected from anywhere anytime, thus making life easier for remote workers.

Is Cisco FTD a firewall?

In Chapter 1 you learned that Firepower Threat Defense software is unified software that provides next-generation firewall services, including the following: Stateful firewall capabilities. Static and dynamic routing.

What is difference between FTD and FMC?

2:056:23FMC vs FDM - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis FMC can manage FTD five power defence on any of your hardware power platform. And it can manageMoreThis FMC can manage FTD five power defence on any of your hardware power platform. And it can manage FTD virtual form it can manage firepower on running on sound K and eight K series platform.

What is difference between ASA and FTD?

The main difference between Cisco FTD and ASA is that ASA provides accessibility to VPN, IDS, IPS, anti-malware, and anti-virus services which are not available in Cisco FTD. Whereas, if we compare both the two security appliances based on their performance, FTD easily replaces ASA.

How does Cisco VPN client work?

The VPN takes your computer's request and sends it to a website or system. The requested data is then forwarded back to you through that same secure connection. At CMU, we use the Cisco AnyConnect Secure Mobility Client to connect to the network through VPN.

What is VPN and why do I need it?

VPN stands for virtual private network. In basic terms, a VPN provides an encrypted server and hides your IP address from corporations, government agencies and would-be hackers. A VPN protects your identity even if you are using public or shared Wi-Fi, and your data will be kept private from any prying internet eyes.

Is Cisco AnyConnect VPN free?

Cisco AnyConnect is a free, easy to use, and worthwhile VPN client for Microsoft Windows computers. It's secure and doesn't require a lot of maintenance.

How much does Cisco VPN cost?

OverviewAdditional DetailsPrice:$101.00MSRP:$150.53Mfr Part #:ASA-AC-E-5515=SHI Part #:254045704 more rows

How to connect to FTD?

To connect to FTD you need to open a browser, type DNS name or IP address pointing to the outside interface, in this example https://vpn.cisco.com. You will then have to login using credentials stored in RADIUS server and follow instructions on the screen. Once AnyConnect installs, you then need to put the same address in AnyConnect window and click Connect.

What version of VPN is Firepower Threat Defense?

This document provides a configuration example for Firepower Threat Defense (FTD) version 6.2.2 and later, that allows remote access VPN to use Transport Layer Security (TLS) and Internet Key Exchange version 2 (IKEv2). As a client, Cisco AnyConnect will be used, which is supported on multiple platforms.

What certificates are needed for AnyConnect?

Certificates are essential when you configure AnyConnect. Only RSA based certificates are supported in SSL and IPSec. Elliptic Curve Digital Signature Algorithm certificates (ECDSA) are supported in IPSec, but it's not possible to deploy new AnyConnect package or XML profile when ECDSA based certificate is used. It means that you can use it for IPSec, but you will have to predeploy AnyConnect package and XML profile to every user and any change in XML profile will have to be manually reflected on each client (bug: CSCtx42595 ). Additionally the certificate should have Subject Alternative Name extension with DNS name and/or IP address to avoid errors in web browsers.

How to get a certificate for FTD appliance?

There are several methods to obtain a certificate on FTD appliance, but the safe and easy one is to create a Certificate Signing Request (CSR), sign it and then import certificate issued for public key, which was in CSR. Here is how to do that:

How to create a null route for remote access?

create a null route for network used for remote access users, defined in section c. Just go to Devices > Device Management > Edit > Routing > Static Route > Add route:

Can VPN traffic come from pool?

This means, that you need to allow traffic coming from pool of addresses on outside interface via Access Control Policy. Although the pre-filter or access-control rule is added intending to allow VPN traffic only, if clear-text traffic happens to match the rule criteria, it is erroneously permitted.

Does FTD need LDAP?

On FTD platftorm, local user database cannot be used, so you need RADIUS or LDAP server for user authentication. To configure RADIUS:

How to add VPN to FMC?

On FMC go to “Devices –> VPN –> Remote Access –> Add a new configuration ”. Assign the new VPN policy to the firewall and then click “Next”. On the next configuration menu you must select your Radius group that you have configured before and the IPv4 Address Pools, like the image below. After that you can click “Next”.

How to add a certificate to a FMC?

On FMC go to “Devices –> Certificates” and click on “Add Certificate”. On the tab that will be showed please select the FTD where you want to add the certificate and who is enrolling that certificate. In our guide we are using FMC as internal CA, that it’s a self signed certificate.

How to add Radius client to NPS?

You need to add a new Radius client on your NPS server, so right-click on “Radius Clients” and select “New”.

Do you need to specify a subnet for VPN?

You need to specify the subnet that will be used from a VPN client. In the fieldIPv4 Address Range” it ’s not necessary to specify a subnet but just a range of IP Address. At the end click the save button.

How to manage FTD over private management interface IP?

To manage FTD over private management interface IP for SNMP and SSH add no-NAT statement to allow it going over the VPN tunnel. Do not forget to add management station IPs to the Platform Settings Policy.

How to apply production IP to FTD?

Now we need to apply production Public IP and Gateway to FTD. Under Devices > Device Management > FTD_name > Interfaces configure production IP information for Outside interface. Under the Routing tab change the default route to production gateway. No changes under NAT as we are using the interface itself. For VPN update Remote/Extranet node with FTD production public IP.

How to complete FTD provisioning on FMC?

Complete FTD provisioning on FMC by adding it as a new device with matching credentials.

What port does FMC use?

Next, join FTD to FMC. FMC needs a pubic IP NAT. You can restrict access to it by port TCP/8305.

What does exit FTD mode do?

Exit FTD mode. FTP download will use assigned IP to download new image.

What IP range is needed for FTD?

However most likely this will be a /30 range. In that case, PAT is needed to translate FMC/FTD communication ports as IP will be shared with the Outside interface. Below are 2 bidirectional PAT rules to translate incoming and outgoing packets to port TCP/8305.

Does FMC have a VPN?

This step is easy. FMC has a VPN wizard to assist. IKEv2 is preferred for tunnel setup. In case one of the nodes is an Extranet device I’d build custom IKE and IPsec policies for easy tracking. Once changes applied grab them from ASA mode config ( system support diagnostic-cli to drop into ASA mode) and paste them to the Extranet device (if it is an ASA for example).

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Introduction

Requirements

  • Cisco recommends that you have knowledge of these topics: 1. Basic VPN, TLS and IKEv2 knowledge 2. Basic Authentication, Authorization, and Accounting (AAA) and RADIUS knowledge 3. Experience with Firepower Management Center
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Components Used

  • The information in this document is based on these software and hardware versions: 1. Cisco FTD 6.2.2 2. AnyConnect 4.5
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Configuration

  • 2. Remote access wizard
    1. Go to Devices > VPN > Remote Access > Add a new configuration. 2. Name the profile according to your needs, select FTD device: 1. In step Connection Profile, type Connection Profile Name, select Authentication Server and Address Poolswhich you have created earlier: 1. Click o…
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Connection

  • To connect to FTD you need to open a browser, type DNS name or IP address pointing to the outside interface, in this example https://vpn.cisco.com. Youwill then have to login using credentials stored in RADIUS server and follow instructions on the screen. Once AnyConnect installs, you then need to put the same address in AnyConnect window and click Connect.
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Limitations

  • Currently unsupported on FTD, but available on ASA: 1. Double AAA Authentication 2. Dynamic Access Policy 3. Host Scan 4. ISE posture 5. RADIUS CoA 6. VPN load-balancer 7. Local authentication (Enhancement: CSCvf92680 ) 8. LDAP attribute map 9. AnyConnect customization 10. AnyConnect scripts 11. AnyConnect localization 12. Per-app VPN 13. SCEP proxy 14. WSA i…
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Security Considerations

  • You need to remember that by default, sysopt connection permit-vpn option is disabled. This means, that you need to allow traffic coming from pool of addresses on outside interface via Access Control Policy. Although the pre-filter or access-control rule is added intending to allow VPN traffic only, if clear-text traffic happens to match the rule criteria, it is erroneously permitted…
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