Beginning Feb. 24 2020, the CCNP exam requirements have changed: Required exam Recommeded training Core exam: 300-401 ENCOR Implementing and Operating Cisco Enterprise Network Core Technologies (ENCOR) Concentration exams (choose one): 300-410 ENARSI Implementing Cisco Enterprise Advanced Routing and Services (ENARSI) 300-415 ENSDWI Implementing Cisco SD-WAN Solutions (ENSDWI) 300-420 ENSLD Designing Cisco Enterprise Networks (ENSLD) […]


This is a topic that was removed from R&S quite a while ago, but i found an interest for it recently. simply: make interfaces on R1 and R2 to connect via different vlan access ports to SW1 but using the same ip subnet R1#sh run int e0/1 | be int interface Ethernet0/1 ip address […]

NX-OSv Build

see also: http://www.firewall.cx/cisco-technical-knowledgebase/cisco-data-center/1208-nexus-vpc-configuration-design-operation-troubleshooting.html Interfaces e1/7 are the keepalive links interfaces e1/1-2 are the vpc peer-links nxos1# sh vpc brie Legend: (*) – local vPC is down, forwarding via vPC peer-link vPC domain id : 10 Peer status : peer adjacency formed ok vPC keep-alive status : peer is alive Configuration consistency status : success Per-vlan […]

EVC by Plumbis

 EVC plumbis ‎12-10-2011 07:47 AM edited on: ‎08-28-2017 ‎11:18 PM The Problem Enter EVCs How It Works (Ingress) How It Works (Egress) Step-by-Step Example Final Thoughts   The Problem On traditional switches whenever we have a trunk interface we use the VLAN tag to demultiplex the VLANs. The switch needs to determine which MAC Address […]

WEB-IOU (vm-22) KVM How To

WEB-IOU (vm-22) can be run in ubuntu 16.04 using the virtual machine manager… You do not need VMWARE! For those whose exposure is limited only to VMWARE, and/or who have no interest in using KVM, return immediately to your Windows wheelchair because this is not for you. download WEB-IOU or VM 22, or whatever it […]

bloom’s taxonomy

Level Description Verbs Sample Objectives Knowledge Recognizes students’ ability to use rote memorization and recall certain facts cite define identify label list match name recall recognize reproduce select state The students will recall the four major food groups without error.The students will list at least three characteristics peculiar to the Cubist movement. Comprehension Involves students’ […]

eve zoc tabs

another thing to remember with firefox is if you turn off application notification when you bring up your first term session, it can be difficult to get that notification back in case you want to change the telnet application. you can try changing the network.protocol-handler ie: about:config search for network.protocol-handler.expose.telnet this should be a boolean […]

wireless notes: random

1Hz = RF signal cycle occurs once a second 1MHz = signal cycle occurs 1 million times a second 1GHz = signal cycle occurs 1 billion times a second lower frequencies can travel farther but provide less bandwidth. higher freq’s have wavelengths with fast repeat times, and although they can’t travel as far, they provide […]