Cisco


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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 ASA 8.3 RAM upgrade

The Cisco ASA 8.3 is quite a major release despite the minor version number update. One of the major feature overhaul is the NAT. NAT and statics are no longer bound to an interface. It has moved towards an network…


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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…


Cisco ASA license missing after format flash and how to recover!

Cisco ASA license gone!? Today I experienced a failure during an upgrade of an ASA5505 which resulted in my Cisco ASA license disappearing. The ASA complained about error writing to flash. %Error opening disk0:/.private/startup-config (Read-only file system) Error executing command…





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Free Cisco Tools

Can’t beat free can yeah? I never knew there were that many free Cisco tools out there! I stumbled upon Brad’s site and he’s got a hefty list! I’m bookmarking this on my site. http://www.bradreese.com/cisco-tools.htm This is my personal favourite…