SSH Connection Error To Cisco ASA Firewall

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Views: 2,360 Scenario:Make: Cisco ASAModel: All Cisco Firewall Models [ASA 5506-X, ASA 5506 W-X, ASA 5508-X etc]Mode: CLI (Command Line Interface)Description: In this article, we will discuss the cause and its solution to the issue when we get an error while doing SSH onto the Cisco ASA Firewall. Problem Sometimes when we SSH onto a … Read more

Configure ASDM Access On Cisco ASA Firewall CLI

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Views: 2,631 Scenario:Make: Cisco ASAModel: All ASA Models [ASA 5506-X, ASA 5506 W-X, ASA 5508-X etc]Mode: CLI (Command Line Interface)Description: In this article, we will discuss a stepwise method to configure and enable ASDM or GUI access of an ASA. This configuration is valid for both, a standalone Firewall and the Firewalls that are in … Read more

Configure SSH On Cisco ASA Firewall CLI

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Views: 2,358 Scenario:Make: Cisco ASAModel: All ASA Models [ASA 5506-X, ASA 5506 W-X, ASA 5508-X etc]Mode: CLI (Command Line Interface)Description: In this article, we will discuss in details the stepwise method to configure SSH access onto Cisco ASA Firewall. We will use Command Line Interface [CLI] for the configuration of SSH on ASA. We can Configure … Read more

Cisco ASA Unsupported SFR Module

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Views: 755 Scenario: Make: CiscoModel: ASA 5506-X, ASA 5512-X, Cisco ASA 5508-X, 5506W-XMode: CLI (Command Line Interface)Description: This article is to discuss the problem of the unsupported SFR or FirePower module issue after upgrading Cisco ASA Firewalls to 9.10.x or a later version of Cisco IOS. Problem If you have upgraded or planning to upgrade … Read more

Cisco Firewall or ASA Active/Standby Failover Configuration

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Views: 2,217 Scenario:Make: Cisco ASAModel: ASA 5506-X, ASA 5506 W-X, ASA 5508-XMode: CLI (Command Line Interface)Description: In this article, we will discuss in details the stepwise method to configure failover in Cisco ASA Firewalls. We will use Command Line Interface for configuration of ASA Failover. Physical Connectivity Step1: Connecting Failover CablesConnect failover interfaces of both … Read more

Cisco ASA IOS Upgrade/Downgrade CLI

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Views: 3,790 Scenario:Make: Cisco ASAModel: ASA 5506-X, ASA 5506 W-X, ASA 5508-XMode: CLI (Command Line Interface)Description: In this article, we will discuss the stepwise method to upgrade and/or downgrade the IOS of Cisco ASA Firewalls. This article contains the CLI method of upgrading Cisco IOS. We can upgrade the IOS via GUI as well. Follow … Read more

Cisco ASA FirePower License Activation

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Views: 1,261 ScenarioMake: CiscoModel: 5500-X series with FirepowerMode: GUIDescription: This article is to descirbe and show, how to activate licences [TAMC, AMC, TMC etc] of Cisco ASA FirePower. Step1: Download the licenses from Cisco Licensing Portal. Use the link attached below to login to the portalhttps://slexui.cloudapps.cisco.com/SWIFT/LicensingUI/Quickstart# If someone does not has a Cisco username and password, … Read more

Unwanted ASA Failover Due To SFR Error

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Views: 1,692 ScenarioMake: CiscoModel: Cisco 5500-x Series Firewall with FirePowerMode: CLI [Command Line Interfae]Description: Cisco ASA in failover mode is triggering unwanted automatic failover events due to false SFR errors. Step1: Check SFR Module status in failover mode. This step is to check if the SFR module of both firewall units is up and connected. … Read more

Reimage or Update Cisco ASA SFR Module

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Views: 1,910 Last Updated: Saturday, 23 September 2023, 17:12 Hrs GMT Scenario:Device: ASAModel: Cisco ASA 5508-X, 5506-X, 5506W-XTFTP: To upload the image file to the ASAFTP:  To upload the package file to the sensor one image is installed.Description: In this article, we will discuss a detailed stepwise method of how to reimage or update the SFR … Read more

TFTP “Unspecified Error” During File Transfer

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Views: 1,254 ScenarioDevice: Cisco ASAModel: Cisco ASA 5508, Cisco 5506-X, Cisco 5506W-XMode: CLIDescription: Sometimes during file transfer to ASA through TFTP we get an error as “unspecified error”. Due to the error, the file transfer keeps failing. This article is to discuss the issue and the possible solution of the issue. Sometimes we get TFTP … Read more

Cisco ASA IOS Upgrade/Downgrade GUI

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Views: 1,700 Scenario:Make: Cisco ASAModel: ASA 5506-X, ASA 5506 W-X, ASA 5508-XMode : GUI (ASDM) Description: In this article we will discuss stepwise how to upgrade and/or downgrade the IOS of Cisco ASA Firewalls. This article contains GUI method of upgrading Cisco IOS. We can upgrade the IOS via CLI as well. Follow the link … Read more