You deployed CGNAT. What to do with the excess IPv4-addresses now?

NFWARE BLOG
11/26/2020

You decided to deploy Carrier-Grade NAT to solve the IPv4 shortage problem. With CGNAT, you can now split one IP address among more than 128 subscribers. Now, you probably have a vast number of IP addresses you no longer need.

So, what to do with the excess IP-addresses? Here are some of the options:

  1. Make a service offering
  2. Sell it to other ISPs
  3. Keep it to ensure future subscribers' growth

Make a service offering

Some subscribers - residential or business customers - may need a private IP-address. There are some specific situations, for example, for connecting several computers in the network or for getting access to a computer, or for email servers, security cameras, home automation, printers, and remote access systems. These kinds of technologies are particularly related to port forwarding and may require a static IP-address.

Some service providers offer a static IP-address for free upon a request. While many ISPs sell it for an extra fee for those exceptional cases, thus making revenue from the offering.

Sell it to other service providers

The cost of IPv4 addresses is rising every year. In 2020, an average IP address costs $20-$25. Why not monetize your IPv4 assets and get a return on your investments on Carrier-Grade NAT?

You can sell IPv4 addresses on IPv4 auctions with the help of brokerage companies. NFWare partners with Brander Group to allow NFWare clients to sell their unused IPv4 addresses in the smoothest possible way. Brander group will provide full assistance every step of the way and help get additional funds from selling IPv4.

Keep it to ensure future subscribers' growth

If you plan an aggressive growth, you may need these addresses to ensure your future subscribers' growth. Considering the growing IoT sector, there may be more customers requiring IP-addresses.

We recommend sharing one IPv4 address among 128 or fewer subscribers to ensure a great customer experience. With that, you can calculate the number of IPv4 addresses you will need in the next several years.

NFWare Carrier-Grade NAT

NFWare's CGNAT solution helps service providers solve IPv4 address exhaustion problems and migrate to the new IPv6 protocol. The product proves its cost-effectiveness due to its ability to work on commodity services. The high-performance nature of NFWare leads to smart resource allocation, thus reducing the hardware resources needed for CGNAT installation.

Carrier-Grade NAT significantly reduces costs on IPv4-addresses, so you no longer need to buy it every year. In case you're afraid that you have too many IPv4 already, well, you know what to do with the excess addresses now.

If you think about deploying a Carrier-Grade NAT solution, contact us for more information.
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