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	<title>sigmapie.com</title>
	<link>http://sigmapie.com</link>
	<description></description>
	<lastBuildDate>Tue, 24 Nov 2009 06:42:38 +0000</lastBuildDate>
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	<item>
		<title>Upgrading ROMMON</title>
		<description><![CDATA[After the last trouble without tftp-server in ROMMON, I figure I would upgrade it... it was a lot easier than updating the IOS, and I don't think you can screw it up.  By the looks of it, it has a primary and 'upgrade' (secondary) ROMMON... so if the upgrade ROMMON doesn't boot up... the [...]]]></description>
		<link>http://sigmapie.com/?p=45</link>
			</item>
	<item>
		<title>Get the EC2 Instance ID for this (current) machine in Ruby</title>
		<description><![CDATA[On Amazon EC2, if you are in ruby, and you want to get the current Instance ID for the machine you are running the script from, here is one way you can do it.

require 'net/http'
instance_id =  Net::HTTP.get URI.parse&#40;'http://169.254.169.254/2009-04-04/meta-data/instance-id'&#41;;

we are using 2009-04-04 API there.  If you want to see if there is a more recent version, [...]]]></description>
		<link>http://sigmapie.com/?p=5</link>
			</item>
	<item>
		<title>Start up a Cisco IOS quickly without TFTP</title>
		<description><![CDATA[While upgrading my IOS to 12.4T on my 3750, the IOS must have gotten corrupted,because on my reload I got this:

Readonly ROMMON initialized
program load complete, entry point: 0x80008000, size: 0xcac0
loadprog: bad file magic number:      0x0
boot: cannot load &#34;flash:c3725-adventerprisek9-mz.124-15.T9.bin

So I tried to load an IOS via TFTP server in ROMmon mode, [...]]]></description>
		<link>http://sigmapie.com/?p=10</link>
			</item>
	<item>
		<title>Mount the knoppix-data.img file inside Ubuntu (or any other Linux distro)</title>
		<description><![CDATA[If you are like me and you left some important files on your knoppix usb key and need to get that data out, you can mount the data.img file by using the following command:
sudo mount -o loop /media/KINGSTON/KNOPPIX/knoppix-data.img  /tmp/knoppix
]]></description>
		<link>http://sigmapie.com/?p=8</link>
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