FirstDigest

Virtual WAN Optimization – Blue Coat presentation

Chris Webber from Blue Coat Systems describe the concept of virtualing WAN Optimization and WAN Acceleration systems. Of course that, since Blue Coat Systems is involved, you can consider this...

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Cisco: How can MSS help to solve issues in VPN communication

Since a week, I’m stretching my brains to solve a communication problem over a VPN connection. The problem was that connections like SSH over VPN were not successfully completed. Imagine site A...

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Cisco: Port-channel load-balancing explanation [Part I]

Port-channel (or etherchannel) is a great way to increase the transport capacity between 2 switches or between a switch and an end device that suport load balancing (e.g. server). Today I don’t...

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How to connect Vyatta to Cisco using VirtualBox and GNS3

“Vyatta is a software-based, open-source, network operating system that is portable to standard x86 hardware as well as common virtualization and cloud computing platforms. By deploying...

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Free live webinars covering the new Wireshark certification

What should you study? How should you study? What are the hot areas on the Exam? What are the Exam question formats? What should you watch for? What if you need to reschedule the Exam? What can you...

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Manage VirtualBox over Web Interface

A while ago, I wrote an article about How to integrate GNS3 with VirtualBox in which I have shown how you can easily create a guest machine with its own Operating System and attach it with GNS3. ...

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Cisco 2900 – Interface related chassis modification

//The Cisco Enhanced EtherSwitch Service Modules seen above, expands the router’s capabilities by integrating Layer 2 and Layer 3 switching feature sets identical to those found in the Cisco...

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Cisco: Speed vs Bandwidth interface command

It’s not uncommon to see people making mistake about the two interface commands speed and bandwidth. Most of the young engineers ( and not only ) assume that bandwidth and speed have the same...

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Web Server Directory Traversal Vulnerability in Cisco CDS

The Cisco Internet Streamer application, part of the Cisco Content Delivery System, contains a directory traversal vulnerability on its web server component that allows for arbitrary file access. By...

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Cisco Network Magic – funny marketing video

Not too much to say about. We all know that Cisco is investing a lot into it’s image on the market and sometimes we are dissapointed that what marketing is showing is different from the final...

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