Is it safe to use 240.0.0.0/4

Ricky Beam jfbeam at gmail.com
Wed Jun 17 21:38:23 UTC 2015


On Wed, 17 Jun 2015 17:07:25 -0400, Luan Nguyen <lnguyen at opsource.net>  
wrote:
> Is that safe to use internally? Anyone using it?
> Just for NATTING on Cisco gears...

As you've already figured out, Class E space is still restricted on Cisco  
gear.

I'll wait for Curran to pop up with various links to reasons why Class E  
was "abandoned" by ARIN. (short answer: too much broken crap thinks it's  
multicast!)



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