nanog mailing list archives

Re: Only 5x IPv4 /8 remaining at IANA


From: Joel Jaeggli <joelja () bogus com>
Date: Tue, 19 Oct 2010 22:01:48 -0700

On 10/19/10 9:24 PM, Mark Smith wrote:
On Tue, 19 Oct 2010 22:24:02 +0200
Jens Link <lists () quux de> wrote:

Valdis.Kletnieks () vt edu writes:

You are going to kill about 90% of all net-/sysadmins? 

Do you *really* want somebody working on your network that gets confused by a
reference to 213/8 because it's in Class-C space?  

Don't get me wrong. I like the idea. Especially after the discussion I had
with someone this afternoon.

And "Cisco is still teaching it" is *not* an excuse 

Windows and Linux ifconfig are still using it. Enter a Class-A/B/C
address and take a look at the mask they suggest.

Of course ifconfig will also happily take whatever mask you feed it in
your choice of notation so it's not exactly a bronze age tool.

Under Linux, ifconfig is probably deprecated, and just being left
around for people who're used to it. iproute2 a.k.a. the 'ip' utility
is the way to access/configure far more of the IP stack settings under
linux.

Regards,
Mark.




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