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Category: Cisco

Posted onJanuary 19, 2022June 7, 2022Cisco

Cisco IOS: U-Turn NAT, NAT Reflection, NAT Hairpinning

We all have come across this issue when one of our clients fails to connect to our web-server with its public IP address. And everyone…

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Posted onOctober 10, 2021June 7, 2022Cisco

Working with VRF (Virtual Router and Forwarding) on Cisco IOS

VRF’s mimic the concept of VLAN’s which break a switch into multiple ‘virtual’ switches or more specifically broadcast domains. VLAN’s operate at layer 2, so…

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