IOS

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Speed problems between a Cisco router and server

When plugging a workstation, server or PC directly behind a Cisco router, you might notice that you may experience speed problems. Why am I not able to get the full 100Mbps speed? I had run into this problem while deploying…


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How to clear Cisco interface configuration

How do you clear cisco interface configuration? Using the “no” command on each line to remove the configuration can be tedious and cumbersome. Use the default command in global configuration mode to clear the interface configuration and restore the interface…



How to clear CLI screen on ASA and IOS?

Problem: How do you clear CLI screen on ASA? Solution: Answer: You CAN’T! In case you came here asking for the clear CLI screen on IOS. Answer: You CAN’T! SecureCRT I wished there was a way to clear the CLI…




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Cisco IOS HSRP Problem – More than one Active router

HSRP is commonly used as a router failover mechanism, where one router in the group is active and all other group members are in standby. A standby router will take over as the active router when connectivity to the active…



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Cisco VLAN ACL using VLAN access maps

On Cisco IOS, ACLs can be applied in many different types of interfaces. The most commonly used is a Layer 3 interface. This includes physical, logical, or VLAN SVI interfaces that you can assign an IP to. ACLs can be…


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Cisco Portable Product Sheets

Cisco portable product sheets are documents containing Cisco’s summary of various product comparisons and performance specifications. This includes a comparison of all Cisco’s switches switching performance, router routing performance, device VPN and encryption performance numbers, memory guildlines and more. This…