[Swan-dev] addresspool and handing out network/broadcast addresses

Lennart Sorensen lsorense at csclub.uwaterloo.ca
Mon May 5 01:54:48 EEST 2014


On Sun, May 04, 2014 at 06:37:12PM -0400, Paul Wouters wrote:
> And hope that every OS that receives a *.*.*.0 will work fine with it?

I would expect it to work fine.  So who screwed that up?

> And that sites or firewalls on the net won't firewall a *.*.*.0 IP address?

Why should they care?  Who would write such a rule in the first place?

> Have you ever gotten a DHCP/PPPOE address ending in .0 ?

Yes for DHCP, no idea for PPPoE.

> But in this case it does not screw you up, it just does not use 2x16 IP
> addresses of your /20 pool, meaning you will have 4080-32=4048 IP
> addresses left for assignments.

I still think it is silly.  Can we just move to IPv6 and thrown away
all the years of IPv4 fuckups already?

-- 
Len Sorensen


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