Hi Björn!

03 May 2019 21:46, from Björn Felten -> All:

 BF>    I've been given an IP4 number from my provider in the third of four
 BF> /26 subnets. I.e. I have x.x.x.157 with a subnet mask of
 BF> 255.255.255.192 and, of course, default gateway x.x.x.129
 BF>    I suppose the other 61 IP numbers in my subnet have been reserved
 BF> mainly to my neighbours. Maybe not necessarily, but probably, no?
 BF>    If so, if I find out that one of the other 61 IP numbers was given
 BF> to my neighbour friend, wouldn't it be possible to connect directly to
 BF> his computer without having to go via the default gateway?

Nornally yes.
But usually direct packets are filtered out.
So in this case probably no.

Just try to make an nmap scan of the network and see what you see ;)

CU, Ricsi

... Consistency isn't always good especially if you're consistently wrong.
--- GoldED+/LNX