CGNAT Solutions

Baldur Norddahl baldur.norddahl at
Tue Apr 28 20:13:22 UTC 2020

Just go with Linux and iptables. It is by far the cheapest option and it
just works.

tir. 28. apr. 2020 21.13 skrev John Alcock <john at>:

> Afternoon,
> I run a small ISP in Tennessee.  COVID has forced a lot of people to work
> from home.  I am starting to run low on IP's and need to consider CGNAT.
> I do have IPV6 space, but we all know that until we force everyone to move
> to IPV6, we need to keep IPV4 up and running.
> I could buy more space, but I am really wondering if that is the
> best option.  It is expensive. I know CGNAT devices are expensive as well,
> but it looks like I could stretch it out a bit.
> My thinking is to convert about 50% of my subscribers to CGNAT.
> I am interested in vendors or devices you have used in the past.  I
> already know about the pitfalls many of my subscribers will have with CGNAT
> such as VPN's, Gamers, etc.
> What are your thoughts on CGNAT vendors?
> A10Networks
> F5Networks
> Others?
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