IPv6 woes - RFC

Jim Young jyoung at gsu.edu
Sun Sep 26 02:47:41 UTC 2021


On Saturday, September 25, 2021 21:55 Chris Adams <cma at cmadams.net> wrote: 

> More than once, I've had to explain why zero-filling octets, like
> 127.000.000.001 (which still works) or 008.008.008.008 (which does not),
> is broken.

Zero filling IPv4 is just evil. How about this party trick?

> % ping -c 1 010.010.010.010
> PING 010.010.010.010 (8.8.8.8): 56 data bytes
> 64 bytes from 8.8.8.8: icmp_seq=0 ttl=116 time=27.496 ms
> 
> --- 010.010.010.010 ping statistics ---
> 1 packets transmitted, 1 packets received, 0.0% packet loss
> round-trip min/avg/max/stddev = 27.496/27.496/27.496/0.000 ms
% 


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