Anyone seeing ping corruption?

J Doe general at nativemethods.com
Mon Dec 20 02:41:34 UTC 2021


On 2021-12-09 11:50, Lukas Tribus wrote:

> On Thu, 9 Dec 2021 at 17:39, Deepak Jain <deepak at ai.net> wrote:
>> Google’s 14 corrupts the packet or maybe deliberately manipulates it? 1.1.1.1 doesn’t do that.
> 
> 8.8.8.8 truncates ICMP's responses, this is well known. Different
> platforms will react differently to it.
> 
> lukas at dev:~$ ping 8.8.8.8 -c1 -s1000
> PING 8.8.8.8 (8.8.8.8) 1000(1028) bytes of data.
> 76 bytes from 8.8.8.8: icmp_seq=1 ttl=116 (truncated)
> 
> --- 8.8.8.8 ping statistics ---
> 1 packets transmitted, 1 received, 0% packet loss, time 0ms
> rtt min/avg/max/mdev = 5.657/5.657/5.657/0.000 ms
> lukas at dev:~$ ping 1.1.1.1 -c1 -s1000
> PING 1.1.1.1 (1.1.1.1) 1000(1028) bytes of data.
> 1008 bytes from 1.1.1.1: icmp_seq=1 ttl=58 time=15.8 ms
> 
> --- 1.1.1.1 ping statistics ---
> 1 packets transmitted, 1 received, 0% packet loss, time 0ms
> rtt min/avg/max/mdev = 15.893/15.893/15.893/0.000 ms
> lukas at dev:~$

Hi,

Out of curiosity - does anyone know why Google is truncating ICMP 
responses ?

Thanks,

- J




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