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Category Archives: Cisco Networking
TDR functionality within Cisco IOS high-end Switches
This document introduces a nice features in IOS that is not very commonly know: a time domain reflectometer functionality on the SwitchPorts!
Posted in Cisco Networking
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A fresh look on Anycast Addressing..
explanation-anycast
Posted in Cisco and IPv6, Cisco Networking
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TCPdump compatible traces in IOS
This post will show how to perform LibPcap snooping on IOS devices. Two types of IOS routers (7200 and csr1000v) are covered in the document.
Posted in Cisco Networking
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Router Failover Configuration with BGP and NAT with two ISPs
This is for the more hard core Cisco IOS users: With multi-homed BGP you can let your router failover internet service providers. You can track their availability with SLA, or simply let BGP do its thing. The thing that had … Continue reading
An STP example within GNS3
Configuring a Spanning Tree in GNS3: ———————————— I found that configuring the SPT was always a bit vague due to the fact that dynamips / dynagen emulate Cisco IOS Routers, not switches. I didn’t find a simple example that tells … Continue reading
Posted in Cisco Networking
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