Hello Alexey!

Nov 14 09:44 2017, Alexey Vissarionov wrote to Carol Shenkenberger:

 AV> People who want to get Fidonet links (primarily for echomail feeds) 
 AV> have different types of Internet connections: most are behind dumb 
 AV> NATs, some connections are additionally limited on which outer 
 AV> services are allowed (especially in corporate networks) and some are 
 AV> just enormously expensive (mobile connections being the most obvious 
 AV> example). So, to provide these downlinks with echomail, we have to 
 AV> find methods of circumventing all the restrictions they have.

The exhaustion of IPv4 address space forces many ISPs/telcos to migrate
customers to CGNAT or DSlite. I fully agree that we have to look into finding
solutions for nodes affected by those issues. Another problem is legacy
software only supporting IPv4.

ciao,
Markus

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