Nortel DMS is a line of Digital Multiplex System (DMS) products of telephone exchange switches designed and manufactured by Nortel Networks.
Current Customer(s)
Market Share (Est.)
Ranking
The top three of Nortel DMS’s competitors in the Networking Hardware category are Cisco with 29.00%, Cisco Switches with 10.72%, Cisco Routers with 8.53% market share.
Popular Comparisons
The top three of Nortel DMS’s competitors in the Networking Hardware category are Cisco with 29.00%, Cisco Switches with 10.72%, Cisco Routers with 8.53% market share.
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Around the world in 2026, over 556 companies have started using Nortel DMS as Networking Hardware tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Colt Technology Services | 10,000+ | London | England | United Kingdom | |
| Movate | 10,000+ | Plano | Texas | United States | |
| CommScope | 10,000+ | Hickory | North Carolina | United States | |
| Dell | 10,000+ | Round Rock | Texas | United States | |
| IBM | 10,000+ | Armonk | New York | United States | |
| Virgin Media O2 | 10,000+ | London | England | United Kingdom | |
| Technicolor | 10,000+ | Paris | Ile-de-France | France | |
| FUJITSU SYSTEMS LIMITED | 10,000+ | Tokyo | Tokyo | Japan | |
| Proximus | 10,000+ | Brussels | Brussels Capital | Belgium | |
| Tata Communications | 10,000+ | Mumbai | Maharashtra | India |
The top three products and services offering customers that use Nortel DMS for Networking Hardware are Cloud Services (53), Managed Services (43), Telecommunications (41).
Customers
The majority of Nortel DMS's customers for the networking-hardware category fall in the company size of 10,000+ employees (112 companies), 1,000 - 4,999 employees (84 companies), 100 - 249 employees (80 companies).
Employee Size
The top three geographies of Nortel DMS for networking-hardware are the United States with 300(66.08%), United Kingdom with 41(9.03%), Canada with 28(6.17%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top Nortel DMS competitors?
Nortel DMS’s Top competitors in the networking-hardware category are Cisco, Cisco Switches, Cisco Routers. You can view a full list of Nortel DMS competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Nortel DMS and 40,000 other technologies on the internet. You can also compare Nortel DMS and its feature with top competitors here : Nortel DMS vs Cisco Nortel DMS vs Cisco Switches Nortel DMS vs Cisco Routers.
What is Nortel DMS customer distribution based on company size?
What is Nortel DMS market share in the networking-hardware?
What are the top countries that use Nortel DMS?
What are the top industries that use Nortel DMS?
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