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A10 Networks Thunder CGN vs Juniper MX Series Routers comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Nov 9, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

A10 Networks Thunder CGN
Ranking in Carrier Grade Network Address Translation (CGNAT)
2nd
Average Rating
9.0
Number of Reviews
2
Ranking in other categories
No ranking in other categories
Juniper MX Series Routers
Ranking in Carrier Grade Network Address Translation (CGNAT)
1st
Average Rating
8.8
Reviews Sentiment
6.9
Number of Reviews
34
Ranking in other categories
Routers (5th)
 

Mindshare comparison

As of February 2026, in the Carrier Grade Network Address Translation (CGNAT) category, the mindshare of A10 Networks Thunder CGN is 19.8%, down from 36.8% compared to the previous year. The mindshare of Juniper MX Series Routers is 21.2%, down from 36.8% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Carrier Grade Network Address Translation (CGNAT) Market Share Distribution
ProductMarket Share (%)
Juniper MX Series Routers21.2%
A10 Networks Thunder CGN19.8%
Other59.0%
Carrier Grade Network Address Translation (CGNAT)
 

Featured Reviews

reviewer1336776 - PeerSpot reviewer
Head of Global Network Infrastructure at a tech services company with 10,001+ employees
Enabled us to collapse hardware- and software-based solutions into one
The scalability is good for us. The 5440 HW is more than capable of handling our current traffic patterns allowing us to grow and not have to do in-place upgrades in the immediate to near term. It's meeting a small portion of our overall network needs, but provides the solution that we sought out. From a hardware standpoint, it makes up a small fraction of our overall deployment, but the usage behind it is very different from what we utilize our production data center hardware for. As I mentioned, it is just providing outbound NAT-ing for us. As we grow our data center space we would expand its usage and footprint. We typically see changes in traffic due to our organic growth and ramp-up of internal services. We plan to implement the following technologies/strategies in the next three years: keeping up with PFS/ECC encryption standards as they evolve. We may or may not move more applications to public cloud. Also, it's possible we could implement cloud repatriation of applications from public cloud to private data centers.
Patrick Anaku - PeerSpot reviewer
Senior Network Engineer at Roke Telkom
Performance excels with reliable uptime and robust features
The best features of Juniper MX Series Routers include their performance, which is quite good for us in terms of hardware performance. The Junos OS, the software, is stable, and we don't have many issues with the Juniper system itself. They have numerous features that allow us to deliver services, be it Layer 2 connectivity to customers, Layer 3 connectivity, data center connectivity, or even security features. Hardware performance has been a top-notch reason why we chose Juniper in the beginning, especially the MX series, which performs well in terms of network uptime and we don't encounter many failures. We have had a bad experience here and there with the ACX series, and their network performance is not so great compared to MX, so we have mostly done away with the ACX and only use MX at some of the core sites. I have seen a return on investment from the solution. Initially, we deployed MX80s on the network, and since our company has been in operation since 2006, from that point we used MX80s until around 2016 when we upgraded most of them to MX204s. From our experience, once we buy an MX204, we don't have issues with it; we have never had to replace an MX204 on the network. Once we deploy it, it works until we decide to upgrade the capacity. The return on investment is significant, as once we buy it, we have no worries about performance.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"It has freed up a lot of our IP space and has been extremely reliable. We have set it up in a high availability scenario, testing it many times. It has been absolutely perfect in terms of failover."
"The most valuable features are its ease of use and deployment, and being able to collapse several solutions into a single solution, all contained within a single bit of hardware and software."
"It is very easy to use. Both the GUI and CLI interface are consistent, which makes the ease of access throughout various constituencies possible. It's also well-documented and logical."
"The product is easy to use."
"Juniper Switches is stable, easy to use, flexible, and has good performance. Also, the technology is good. It has a lifetime warranty and the prices are also very good."
"It's one of the more stable routers."
"The flexibility of the MPLS configuration is very good."
"Juniper Enterprise Routers is very flexible."
"It is very stable and scalable."
"The solution is stable."
"The most valuable feature is the capacity of the throughput for the firewall."
 

Cons

"They don't track concurrent port usage. We have to do that in another way and it's not a very clean way. That is something that I know they could do, but they don't."
"There are a couple of features that they could look to implement, versus the workarounds that they have in place. Regarding IPv4 and IPv6, there are a couple of opportunities in there that they are working on, as well."
"The solution needs to offer SDN features."
"Better documentation to assist with implementation would be helpful."
"In terms of what could be improved, they could extend the software warranty to be for its lifetime, as well. At the moment, the software warranty is limited, I think to one year."
"The solution could improve reliability and it needs more functions."
"The solution could improve by providing enhancements to built-in SDN or SDWAN."
"In terms of improvement, I would like for it to effectively protect against the broadcast storms, multicast storms, and DDoS attacks."
"The integration could be better."
"If you are setting up a site-to-site VPN between a Juniper and Cisco device then you may encounter some issues."
 

Pricing and Cost Advice

"The cost to buy it initially was a single purchase price. This was a cost for the hardware and software, but we got a year of service with it. Annually, we pay them a service fee, but it's not much money."
"The FlexPool consumption-based licensing model has the ability to spin up VMs as needed for NAT, as well as their ADC, which is their load balancing stuff. We are considering that, as that is a pretty attractive feature."
"I would rate it around a three. While I'm not deeply involved in pricing discussions, I believe it is comparatively more affordable than Cisco."
"$300 to $400 is the hardware cost and for licensing cost, it may be around, for support and all, $100 per year."
"There is a license for this solution and the price is very competitive. The cost is less expensive than some competitors, such as Cisco. There are additional costs for support licenses."
"The solution is more expensive compared to other solutions."
"An additional license can be purchased for support of a next-generation firewall."
"I would rate the pricing model a seven out of ten, where one is cheap, and ten is expensive. It is not cheap."
"The price of this solution is better than other competitors, such as Cisco. We receive a lot of discounts which make the price less expensive and attractive."
"The prices for Juniper MX Series Routers are reasonable."
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Top Industries

By visitors reading reviews
No data available
Manufacturing Company
8%
Comms Service Provider
8%
Computer Software Company
7%
Financial Services Firm
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business19
Midsize Enterprise8
Large Enterprise8
 

Questions from the Community

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What needs improvement with Juniper MX Series Routers?
The areas of Juniper MX Series Routers that have room for improvement include the port count; for instance, the MX204 has only four 40G or 100G ports, which is quite limited. While I know there are...
What is your primary use case for Juniper MX Series Routers?
I work with an internet service provider in Uganda and have experience working with Juniper MX Series Routers, as we use Mikrotik, Juniper, and Cisco routers on our infrastructure. We have a mix of...
What advice do you have for others considering Juniper MX Series Routers?
The solution is deployed in our organization as hardware and it is on-prem, as we run on on-prem solutions. On a scale of one to ten, I rate Juniper MX Series Routers a nine.
 

Also Known As

No data available
Juniper Enterprise Routers, MX Series, Junos Address Aware
 

Overview

 

Sample Customers

Leucom Group
AARNet Pty Ltd, Allegro Networks, Atlantech Online, Availity, Baloise Insurance, Black Lotus, CATV, Blue Box
Find out what your peers are saying about A10 Networks Thunder CGN vs. Juniper MX Series Routers and other solutions. Updated: December 2025.
881,733 professionals have used our research since 2012.