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Tag Archives: Cisco Systems
Cisco have a new ACI lab on dcould – here’s how to access it
If you sell/buy/use Cisco products, and you want to practice configuring them, then Cisco’s dcloud is a great resource. And they have just added another ACI lab: Cisco Application Centric Infrastructure with shared Physical Fabric. If you already know about dcloud, … Continue reading
Posted in Cisco, Cloud, Cloud computing, Data Center, Data Centre
Tagged ACI, APIC, Cisco, Cisco Systems, dcloud, dcloud tutorial, SDN
4 Comments
Using GNS3 WorkBench labs on real equipment
This request came up the other day: I just need some guided labs that I can do at home with my equipment. So I thought about how you could use GNS3 WorkBench exercises to do just that. Here is what … Continue reading
Posted in CCNA, dynamips, GNS3, GNS3 WorkBench
Tagged Certification, Cisco Systems, Dynamips, GNS3, GNS3 WorkBench
3 Comments
GNS3 WorkBench v8.7 is ready for download
It has taken a while, but I’ve finally got all the files for GNS3 WorkBench v8.7 uploaded to sourceforge. And the Windows version (and OS X version) is better than ever. You can now enjoy all the exercises and labs … Continue reading
Posted in Cisco, dynamips, GNS3, GNS3 WorkBench, Labs, Router Configuration
Tagged Certification, Cisco, Cisco Systems, Dynamips, GNS3, GNS3 WorkBench, Linux, Virtual machine, VMware
11 Comments
ICND1 Readiness Test
Recently I had a student (let’s call him David) ask me “Do you think I am ready to sit the ICND1 exam?” Although David had studied the ICND1 text book, his skills were lacking when it came to configuring routers. … Continue reading
Posted in Cisco, dynamips, GNS3, GNS3 WorkBench
Tagged CCNA Exam, CCNA Questions, CCNA Test, Certification, Cisco, Cisco Systems, Dynamips, GNS3, GNS3 WorkBench, ICND1 Exam, ICND1 questions, ICND1 Readiness Test, ICND1 Test
14 Comments
VIRL and GNS3. One day all routers will be virtual
Preamble If you don’t know what VIRL (Virtual Internet Routing Lab) is, read this. If you don’t know what GNS3 is, read this. The question is, “What impact will the imminent release of VIRL have on GNS3?” Discussion This is … Continue reading
Posted in Cisco, Cloud, Data Center, Data Centre, dynamips, GNS3, GNS3 WorkBench, Virtual Machine
Tagged Cisco, Cisco Systems, Cloud computing, computer paradigm, Dynamips, Graphical user interface, human interface device, networking engineer, Openstack, routers and switches, software, Software-defined networking, technology, VIRL
Comments Off on VIRL and GNS3. One day all routers will be virtual
Rant on Cisco Exams
Did Cisco 642-972 exam today (passed) but found a a question with a phrase that I was not familiar with “data center entry” – and to answer the question I had to know the difference between “server load balancing” and … Continue reading
Posted in Cisco, Cisco ACE
Tagged BrainDump, Certification, Cisco Systems, Data center, Test (assessment)
Comments Off on Rant on Cisco Exams
Broadcom NIC won’t capture in promiscuous mode
I had a bunch of Windows XP PCs with Broadcom NetXtreme Gigabit Ethernet Adapters that refused to capture (in Wireshark) traffic that had been directed to it using a monitor session command (on a Cisco switch). It would see broadcast … Continue reading
Posted in Wireshark
Tagged Broadcom, capture, Cisco Systems, Ethernet, Gigabit Ethernet, promiscuous mode, sniff, Unicast, Wireshark
Comments Off on Broadcom NIC won’t capture in promiscuous mode
