2009 June | FirstDigest

Archive for June, 2009

Useful documentation sheets at packetlife.net

Useful documentation sheets at packetlife.net

Packetlife.net offers some “cheat sheets” with useful information. This are like very small handbooks with the most useful informations about BGP, EIGRP, IPsec, Multicast, IS-IS, OSPF, Spanning-Three, TCPdump and more. I found this very useful during my preparations for Cisco exams and not...
Filed in: IT Blogs
Cisco: How to use CEF for load-balancing

Cisco: How to use CEF for load-balancing

According to Cisco’s website, Cisco Express Forwarding (CEF) is advanced, Layer 3 IP switching technology. CEF optimizes network performance and scalability for networks with large and dynamic traffic patterns, such as the Internet, on networks characterized by intensive Web-based applications,...
Filed in: Cisco-switching
Wireshark 1.2.0 is now available

Wireshark 1.2.0 is now available

Wireshark 1.2.0 has been released and it’s available for download. This is suppose to be a major release according to the developer’s website, as the previous version is 1.0.8. Some new features, from the official Wireshark website, regarding the new version you can find below: New and Updated...
Filed in: Actions / Events
3G Solutions for Cisco Integrated Services Routers

3G Solutions for Cisco Integrated Services Routers

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Filed in: Tech Videos
Cisco: OSPF conditional inject of a Default Route

Cisco: OSPF conditional inject of a Default Route

I believe most of you are familiar how OSPF is injecting a default route in a normal area. If not, you can find here all the documentation that you need. Please be familiar with this concept before reading this article. Now, let’s assume that we have the following topology (click on image to have...
Filed in: Cisco-routing
Cisco Hosts Investor Webcast: Consumer Strategy

Cisco Hosts Investor Webcast: Consumer Strategy

Source: http://newsroom.cisco.com June 15, 2009 – Cisco will host a webcast for the financial community with a corresponding slide presentation to discuss the company’s Consumer strategy, highlighting its consumer vision, market opportunity and expansion of its portfolio. Who: co-hosted by...
Filed in: Cisco
Cisco: How to determine the serial number of hardware components

Cisco: How to determine the serial number of hardware components

Some days ago I had to check for the serial number of a faulty fan tray that need to be exchanged in C6500 series. Now most of you I believe know the commands “show version” or “show hardware” which will get all the information that you need most of the time, but not always. I...
Filed in: Cisco
New DOS attacks threaten wireless data networks

New DOS attacks threaten wireless data networks

Forget spam, viruses, worms, malware and phishing. These threats are apparently old school when compared to a new class of denial-of-service (DOS) attacks that threaten wireless data networks. The latest wireless network threats were outlined in a talk here Thursday by Krishan Sabnani, vice president...
Filed in: IT News
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