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Views: 1,180 ScenarioSwitch: Cisco 2960, 3650, etcServer: Radius Server 2012, 2016, 2019Description: In this article we we will discuss a stepwise method of configure of Two Radius Servers on the Cisco Switch for Radius Failover. This configuration is valid for other Cisco switches as well. Configuration on Switch Step1: Configure aaa model This is important … Read more
Views: 2,819 ScenarioSwitch: Cisco 2960, 3650, etcServer: Radius Server 2012, 2016, 2019Description: This article is to discuss and show, how to configure Radius authentication for clients on the Cisco Switch stack. This configuration is valid for other Cisco switches as well. Step1: Configure aaa model on the switch to allow AAAThis is important to configure … Read more
Views: 1,202 ScenarioDevice: Cisco Voice GatewayTelecom: ISDN LineDescription: What does it mean when Voice Gateways show ISDN status as TEI_ASSIGNED or How to check the ISDN status on Voice Gateway when we have issues of inbound/outbound calling? Many organizations use in-house voice gateway. As the name suggests is the gateway for voice. There are many Cisco routers available … Read more
Views: 777 TCP Ports Port Number Name Description 7 echo Echo 9 discard Discard 13 daytime Daytime 19 chargen Character generator 20 ftp-data FTP data channel 21 ftp File Transfer Protocol control channel 22 ssh Secure Shell 23 telnet Telnet 25 smtp Simple Mail Transport Protocol 37 time Time 43 whois Nickname 49 tacacs TAC … Read more
Views: 1,905 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
Views: 1,253 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
Views: 1,697 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
Views: 1,978 ScenarioDevice: FirewallMake: Cisco ASAModel: ASA 5506-X, 5508-X, 5516-X, and ISA 3000Issue: SNMP POLL & SNMP TRAP Stopped working after upgrading ASA firmware to 9.14.x After upgrading ASA to the new Cisco IOS 9.14.x it has been observed that SNMP Polling is not responding as expected. The reason behind the SNMP polling issue is … Read more
Views: 940 Whenever we plan to upgrade Cisco devices or if we need to upgrade or downgrade the firmware due to any vulnerability we get too many available firmware which is generally tagged with few abbreviations like ED, LD, DG, DF, etc. Sometimes it really becomes difficult to select the most reliable and best firmware … Read more
Views: 650 v1, Last Updated: 08-Sep-2024 SonicWall has announced the end of support date of various firmware versions earlier years and recommended a new available version to upgrade. In March 2020 SonicWall announced the end of support of SonicOS Version 6.5.4.3. End of support SonicOS should not be used and should be upgraded to new … Read more
Views: 1,294 If you are planning to upgrade the Cisco ASA to the new Cisco IOS or Software image 9.14.1. (x) then this article will be helpful to you. Cisco has released an interim version of ASA IOS on 28-May-2020 which is compatible with Cisco ASA 5506-X, 5508-X, 5516-X, and ISA 3000. The image can … Read more