Reclaiming IPv4 Class E's 240.0.0.0/4

Re:Reclaiming IPv4 Class E's 240.0.0.0/4 by the8472 on Monday May 27, 2024 @05:46PM (#40495061)

I wish it were just some old boxen from 20 years ago. $employer STILL does port-based firewalling and thinks it's great policy. Just getting SSH to github requires requesting an exemption.

edit: spelling

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Re:Reclaiming IPv4 Class E's 240.0.0.0/4 by frutiger on Monday May 27, 2024 @06:22PM (#40495325)

> some old boxens

Aside: in this vernacular, plural of ox is oxen; plural of box is boxen. “boxens” is never appropriate.

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Re:Reclaiming IPv4 Class E's 240.0.0.0/4 by akira2501 on Monday May 27, 2024 @07:41PM (#40495875)

DNS SRV. So much promise. Ultimately just became "I know where exchange is!"

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Re:Reclaiming IPv4 Class E's 240.0.0.0/4 by mschuster91 on Tuesday May 28, 2024 @04:35AM (#40498676)

> $employer STILL does port-based firewalling and thinks it's great policy.

And they're not wrong either, it by definition disables not just a whole class of (admittedly outdated) communication channels for malware (such as IRC), but also other stuff you don't want to happen on your network either: bittorrent, people running online games during work...

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Re:Reclaiming IPv4 Class E's 240.0.0.0/4 by dewey on Tuesday May 28, 2024 @12:47PM (#40502718)

Isn’t it trivial to run these on another port?

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Re:Reclaiming IPv4 Class E's 240.0.0.0/4 by p_l on Tuesday May 28, 2024 @04:42PM (#40505398)

It is

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