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What is the best way to replace your end-of-life Juniper MX204s?

Many ISPs and telcos are looking for alternatives to their HPE Juniper MX204 routers since Juniper announced their end-of-life status. We put together a list of Frequently Asked Questions to help you assess a disaggregated alternative.


Should I be concerned about ongoing support for my HPE Juniper MX204 Routers?

Yes. Several years ago, Juniper announced that the MX204 platform was moving toward end-of-life status. On June 15, 2026, Juniper formally announced that the MX204 platform is entering end-of-life.

Most ISPs are understandably concerned about support for their Juniper MX204s and are looking at alternative options.

What are my alternatives?

The best alternative is to consider network disaggregation. This means buying open switch hardware and running an open routing NOS (Network Operating System), like RtBrick’s, to convert it into the type of telco router you need.

What are alternative switch/router platforms to the Juniper MX204 Router?

Direct alternatives to the Juniper MX204 Router are the UfiSpace S9600-72XC or Edgecore AGR420 along with RtBrick software to turn them into fully-featured telco routers. But a wider range of open switches are available offering lower or higher throughputs, different interface combinations and even temperature hardened options.

You can see a list of suitable open switches here with interface ports, throughputs and suitable use-cases.

What use-cases are suitable for a disaggregated alternative to a Juniper MX204?

Using an open switch from Ufispace or Edgecore, and software from RtBrick, you can replace a Juniper MX204 for use as a BNG (Broadband Network Gateway), aggregation router, peering router or a Data Center Interconnect router. Using RtBrick software, you can also provide in-line CGNAT (Carrier Grade Network Address Translation) in the same switch.


Can’t I just upgrade to a newer Juniper MX304?

Yes you can, but the MX304 is significantly more expensive. Additionally, continuing to buy traditional proprietary routers perpetuates the vendor lock-in cycle that many ISPs and telcos are now breaking free from.

What are the benefits of a disaggregated router vs a Juniper MX204 or MX304?

Disaggregated networks cost less, break the lock-in between hardware and software vendor, and offer simpler automation through open APIs.

Are open switches as powerful as a Juniper MX204 Router?

Yes. They are generally more powerful. Suitable open switch options are available with 800Gbps, 2.4Tbps or 7.2Tbps throughputs.

Some direct alternatives to the Juniper MX204 are the UfiSpace S9600-72XC or Edgecore AGR420 open switches, running RtBrick software, which provide 2.4Tbps throughputs ina 2RU form factor.

You can see a list of suitable open switches here with interface ports, throughputs and suitable use-cases.

How different would my operating environment be?

The RtBrick software will look familiar to anyone used to operating a Juniper MX204. It can be operated via a CLI, like JUNOS, or through open published APIs. You can find out more about the management and APIs here, or actually see the APIs themselves here.


Should I be concerned about ongoing support for my HPE Juniper MX204 Routers?

Yes. Several years ago, Juniper announced that the MX204 platform was moving toward end-of-life status. On June 15, 2026, Juniper formally announced that the MX204 platform is entering end-of-life. Most ISPs are understandably concerned about support for their Juniper MX204s and are looking at alternative options.

Can’t I just upgrade to a newer Juniper MX304?

Yes you can, but the MX304 is significantly more expensive. Additionally, continuing to buy traditional proprietary routers perpetuates the vendor lock-in cycle that many ISPs and telcos are now breaking free from.

What are my alternatives?

The best alternative is to consider network disaggregation. This means buying open switch hardware and running an open routing NOS (Network Operating System), like RtBrick’s, to convert it into the type of telco router you need.