Routing & SwitchingCisco Router Fiber Optic LevelsBelow is a way to check the Tx/Rx Optical power levels on a Cisco router. I have a post on... Read More
Routing & SwitchingCisco TACACS+ Configs for ACS (Nexus, ASR_IOS-XE, IOS, ASA, Wireless)Below are some examples pulled from a working configuration. Enjoy!... Read More
Routing & SwitchingBasic Understanding of Over-SubscriptionOversubscribing is basically when you go from many ports to fewer ports. So for example, a switch has 48 ports... Read More
Data CenterRouting & SwitchingCisco ASR 1004 L2TPv3 Pseudowire IPSec EncryptionHere I’m going to show a basic configuration on how to Encrypt a 10G link that has a stretched subnet.... Read More