[Discuss] puzzle

Dan Ritter dsr at randomstring.org
Fri Apr 28 13:01:26 EDT 2023


dan moylan wrote: 
> 
> i have three laptops running on my local t-mobile network,
> all running fc37.
> 
> /etc/hosts is identical for all three, except for 127.0.0.1
> which is host specific:
> 
>   127.0.0.1        localhost localhost.localdomain
>   127.0.0.1        aldeberan aldeberan.localdomain
>   192.168.12.148   alphacent alphacent.localdomain
>   192.168.12.171   aldeberan aldeberan.localdomain
>   192.168.12.221   rigel     rigel.localdomain
>   192.168.12.117   HP_DeskJet_2700_series_0A85DE HP_DeskJet_2700_series_0A85DE.localdomain
>   50.87.218.82     bluedan
> 
> the t-mobile app sees all three (and the printer).
> aldeberan and rigel can ping everything, except alphacent.
> alphacent can ping 192.168.12.148, bluedan, mit.edu, but nothing
> else on the net (destination host unreachable).

What's the netmask on alphacent's interface?

-dsr-


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