Recently I had the need to configure an ASA while onsite at a customer's office and while I have experience making changes through the console, it's a lot easier for some things to be configured through Cisco's ASDM. At the time, I was in a rush so instead of trying to get ASDM to run on Ubuntu, I ended up booting into Windows and gaining access that way. One of the advantages of carrying a tr ...
- Topic Archives Networking
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Chrooted SFTP, Inotify & Chattr – A Fortified Prison for Backups
In my last post, I touched on ways you could automate remote database backups using SSH and passphrase-less keys. I didn't really go in-depth as I felt this topic deserved its own article and wouldn't you know it, here it is!
Now, as you can tell by the title, we're going to be focusing on using SFTP as our transfer protocol of choice instead of SSH or SCPas I've found its a lot easier to sec ...
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Microsoft Edge Hates My Intranet Sites
Recently, I noticed that this very site, Labsrc.com, wouldn't load in Microsoft Edge. On my Windows 10 PC, I was able to open the site in every other browser, Firefox, Chrome, IE, etc., except Microsoft's successor to Internet Explorer. I initially started worrying that there was some change I made that was causing Edge to hang and that all my Microsoft readers were crashing their browsers bec ...
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Connecting a “Smart Switch” to a Smarter Switch
A couple months ago, a customer of mine was kind enough to donate some decommissioned Cisco Catalyst 3750G's to me. I was happy to accept them as my test lab was growing in size and I had the need for multiple network segments. With the switches capable of doing Etherchannel, VLAN Trunking & Stacking I finally had a large-scale network infrastructure which in all honesty is probably overkill f ...
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Unmasking the Subnet
If you've connected a computer to the Internet, you've probably heard of an IP address. Most people, however, quickly gloss over IP's little brother, the often forgotten and sorely misunderstood, Subnet Mask. You've seen him, but probably never knew his name. He usually looks like this.
While this is the Subnet Mask you'll most often see, you may run into others that look very differ ...
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