Magnificent. Really. A 40GB Internet connection, a fortune in state of art network gear and the quote is: “She mostly used it to dry her laundry,” he told The Local. “It was a big bit of gear and it got pretty warm.” Moral of the Story: Never forget that the mainstream is very different from [...]
The Local – World’s Fastest Internet Connection ‘Used to Dry Laundry’
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Blue Coat ProxySG VIP and Cisco Switches Need Multicast Enabled

You have a pair of shiny new ProxySG boxen that you want to setup in active / standby for high availability. You configure it up and everything seems to work, and then it doesn’t, or other equipment on the same network experiences random problems.
What you are having is a Multicast problem with your Ethernet switches, most likely your Cisco switches, that has the problem. How to understand and solve the problem after the jump.
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The Five Hottest Skills for Your Networking Career – Network World
The five hottest skills for your networking career – Network World: “Cliff Samuels Jr: What are the five top hottest Cisco skills to learn today to stay ahead of the curve in a networking career? Is it VOIP, IPV6… Neil_Anderson: I would say the absolute top five are: security, mobility, unified communications/VoIP, video over IP, [...]
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Coming Soon: The Cisco Blade Server? – GigaOM
Coming Soon: The Cisco Blade Server? – GigaOM: “” I am not only one who thinks that the Nexus 7000 is a footprint to scare off competitors. Scroll down to the part “While many in the industry saw this announcement as playing catch-up to the likes of Force10 in the data center switching market”
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Network Access Control Looking Like a Flub
While I am no expert on NAC I am deeply unimpressed by the whole technology. It looks like a whole bunch of trouble that is guaranteed to keep you up all night. I see today that Lockdown Networks couldn’t get funding and are going out of business. This suggests to me that you should not [...]
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Why Didn’t Nortel Do Better ? Cisco Wasn’t Always the Top Dog.
In response to Omar Sultan at Cisco on ‘Why you want this switch ?’ . In my view, Cisco IOS was buggy,slow and the hardware product was a poor design, but Nortel got the usability and technical support very wrong. Customers chose Cisco anyway because the Cisco TAC made the problems not seem so bad.
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Where Are All the Features for Nexus ? Or Is It Just Me ?
I wrote this in response to Omar Sultan at Cisco on ‘Why you want this switch ? I was looking the NX-OS feature navigator today and NX-OS looks (currently) like a substantially feature-free platform – check out the NX-OS Feature Navigator and consider what is not listed here. A couple of other things that strike [...]
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RFC 1925 – The Twelve Networking Truths
Every network engineer should read this RFC, and understand what it means. Possibly, should be required reading for all CCNA candidates.
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Network Dictionary – Markitecture
Network Dictionary – markitecture 1 – Markitecture describes the attempts of marketing borgs to give us suggestions on how to implement a given technology. The basic idea is that you are too stupid to understand the technology so you need some marketing collateral to show you how its done.
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Describing My Job to ‘Normal People’
I went to dinner with a group of guys on the weekend. (Yeah, I know, I am actually sort of normal sometimes). In one of those awkward moments, I had to describe what I did, I am wondering what you tell people that you do ?
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Cisco Application Control Engine (ACE) Software Version 2.1.0 Ships
I notice that Cisco has released 2.1.0 for the Cisco ACE today. A quick read of the release notes show lots of fun goodies packed inside. These features are starting to ‘catch up’ with the F5. I have installed the ANM 1.2 management platform in the last couple of weeks and will post a review [...]
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Erasing or Clearing the Config on Your Netscreen Firewall
A short note on how to erase the configuration in your Netscreen firewall. Mainly so I can find it next time….
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Debugging ScreenOS on Juniper Netscreen
Debugging on the Netscreen wasn’t all the obvious to me. Because I don’t always work on Netscreens here is a note to myself to remember how to do it.
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Why Use Two Routing Processes in a Firewall ?
In a recent post on Two OSPF Processes on an ASA firewall Christian asked why you would want to do this. Here is one case of a design that needs secure routing :
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CiscoSecure ACS 4.2 – Shipping
Do some research on ACS today, and realised that 4.2 has shipped. Releases notes at the link. Can’t see anything in the release notes that looks interesting, it seems to be a bug fix mostly for those folks doing PEAP / LEAP etc. Cisco Secure ACS 4.2
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Bidirectional Forwarding Detection [Cisco IOS Software] – Cisco Systems
BFD is a most useful feature of IOS, and IMHO, a much unloved feature. I notice that latest releases of IOS now have BFD for static routing, but more importantly now supports HSRP standby bfd Example: Router(config-if)# standby bfd (Optional) Enables HSRP support for BFD on the interface standby bfd all-interfaces Example: Router(config)# standby bfd [...]
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Network Dictionary – Kewl
“kewl” is the network geeks word that has the same meaning as gnarly (surfer culture), sick (teen subculture), wicked (american movies). That is, it can mean something magnificent, or something so retarded or mind bendingly stupid as to be beneath contempt and varying degrees in between. Not normally used in executive meetings or board level [...]
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What Do I Do With the Leftover Cable ?
What I love about this photograph is that someone did a beautiful job on the network gear and patch panel, and then just went, ahhh stuff it. Best practices pour le cablage réseau | French Cisco Users Group: “”




