Networking

AWS Route 53 (DNS): Create Equivalent of URL Forwarding Record

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Several advanced DNS providers (EasyDNS, DNS Made Easy, etc) provide URL forwarding functionality through the use of a “DNS” record.  It’s not really an official DNS record, but rather provides a “301 Server Redirect” (URL redirect) and abstracts the complexity from end users that are managing this functionality.

In order to accomplish the same desired effect without this advanced feature More >

Create Custom Music on Hold for Cisco UCME

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Here’s one from my personal tip jar.  This is well documented on Cisco’s website, but sometimes it’s just nicer to have this type of info in bite-sized portions.

As nice as the canned music on hold files are that come with Cisco Unified Communications Manager Express, sometimes you just want to add that personal touch.

A custom MOH file format must be 8khz 8-bit mono u-Law audio in WAV More >

Recover from IOS Armageddon

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Ok, maybe it’s not that extreme, but losing power to a Cisco router or switch, while performing an IOS upgrade, after you’ve deleted your existing IOS can be a headache.  While not a disaster, you can plan on spending about an extra 45 minutes or so to recover.  Here’s the lowdown:

Summary

You’ll need to upload a new IOS image using the Xmodem or Ymodem protocol, which is way slower than More >

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