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Cisco

Cisco Tips and Tricks

  • CISCO Job Requirments

                          CISCO Job Requirments Strong working familiarity with Cisco IOS with hands-on experience configuring Cisco routers, switches and firewalls. Experience on cisco – LMS, Works, NCM,ISE and Cisco wireless technologies Excellent experience on Nexus switches Very good Knowledge Big-IP F5 GTM/LTM devices Very good Knowledge […]

  • Adding Static Route via CMD prompt

    Adding Static Route via CMD prompt   Here is another tip to add static route via command prompt. You will have to run it under Admin privileges.   Type : Route add 192.168.1.0 mask 255.255.255.0 10.100.100.1 Explanation of syntax:  Route 192.168.1.0 with mask 255.255.255.0 via new Router/Firewall address 10.100.100.1   How to view static/Dynamic routes […]

  • Network Classes, Classful IPV4 and SubNets

    Network Classes & Classful IPV4 Network And Subnets   Special Network ID and Host ID Address Patterns All Zeroes: Class A network 0.0.0.0 was originally reserved for Broadcasting requirements , so all addresses in First Octate which starts with “O” are reserved.  All Ones: When the network ID or host ID bits are replaced by a […]

  • Cisco Router Secure Shell (SSH) Config

    How to Configure Secure Shell (SSH) on a Cisco Router   Why Use Secure Shell (SSH)? Secure Shell (SSH) improves network security by providing a means of establishing secure connections to networking devices for management, thereby preventing hackers from gaining access. Using Digital Certificates, in a Public/Private Key Cryptography, SSH is able to authenticate clients […]

  • SSH Config and crypto key generate RSA command

    SSH Config and crypto key generate RSA command Use this command to generate RSA key pairs for your Cisco device (such as a router).  keys are generated in pairs–one public RSA key and one private RSA key. If your router already has RSA keys when you issue this command, you will be warned and prompted […]

  • CISCO EXEC Command List

      access-enable    Create a temporary Access-List entry   access-profile   Apply user-profile to interface   access-template  Create a temporary Access-List entry   archive          manage archive files   auto             Exec level Automation   beep             Blocks Extensible Exchange Protocol commands   bert             Bit Error Rate Testing   bfe              For manual emergency modes setting   calendar         Manage the hardware […]

  • 4 Basic Switch Settings You Must Know

      There are five configurations a network administrator should apply to a newly provisioned switch or router. Although application of these configurations may seem like common sense, 90% of devices I see are missing at least one of these settings, and about 75% are missing two or more. Use this checklist as an action item […]

  • Cisco switch commands, tips and tricks

    To see all ip addresses of switch : To see all ip addresses of switch use command `show ip aliases‘. This can be very useful in case switch is going to get IP from DHCP server.   To avoid logging messages from disturbing you while typing Many times when we are connected to switch through […]

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