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Cisco Nexus 9000 Series pros and cons

Vendor: Cisco
4.4 out of 5

Pros & Cons summary

Buyer's Guide

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Prominent pros & cons

PROS

Cisco Nexus 9000 Series offers exceptional performance, with users reporting stable data center operations and no performance issues.
Customers effectively utilize the switch's large capacity, often operating below full utilization, indicating substantial capability.
Cisco Nexus 9000 Series provides impressive stability and reliability, maintaining durability and trust even in demanding scenarios.
The manageability and visibility features of Cisco Nexus 9000 Series are noteworthy, enhancing user control and insight.
Users have experienced consistent high availability and stability, even during failover situations, supporting vast networks effectively.

CONS

Users would like to see features that control traffic and maintain service continuity during signal transfer.
Configuration challenges may arise when attempting to uplink Juniper with Cisco.
Support contact issues were experienced by users seeking assistance.
Licensing, both perpetual and subscription, is seen as confusing and concerning.
Cisco Nexus 9000 Series is considered very expensive with unclear ROI.
 

Cisco Nexus 9000 Series Pros review quotes

AS
Technical Marketing Engineer Hybrid Cloud Infrastructures at NetApp
Aug 25, 2026
For one of the biggest European customers, they deployed Cisco Nexus for their core networking and it has been running for a few years without having a single downtime.
Jihad Aqel - PeerSpot reviewer
Senior Network Engineer at Shabkati network solutions
Aug 28, 2026
The performance in data center operations with Cisco Nexus 9000 Series is excellent; we have never faced any performance issues.
Parmanand  Pandey - PeerSpot reviewer
Sr Tech Lead at CYGNUS
Sep 15, 2026
According to the customers, they are not utilizing even 40% of the switches because the capacity is very large.
Learn what your peers think about Cisco Nexus 9000 Series. Get advice and tips from experienced pros sharing their opinions. Updated: October 2026.
920,769 professionals have used our research since 2012.
Bharath _Kumar - PeerSpot reviewer
Solution Architect at a outsourcing company with 1,001-5,000 employees
Aug 27, 2026
The features for manageability and visibility are impressive.
MUSTAPHA-ABAHLOUS - PeerSpot reviewer
Cyber Security Engineer at MUNISYS
Oct 15, 2026
Cisco Nexus 9000 Series is easy to use, and the performance is exceptional.
GordonMac Donald - PeerSpot reviewer
Automation And Programmability Content Creator at Ine
May 4, 2026
The stability and reliability of Cisco Nexus 9000 Series are robust, and once you put it on, it does not just fail; that takes a long time, maybe even years.
Nithaar Kaisi - PeerSpot reviewer
Network Technician at a construction company with 11-50 employees
Sep 29, 2026
There has been improvement in our connectivity with Cisco Nexus 9000 Series, and there is less drag.
EvansEsezobor - PeerSpot reviewer
Group IT Head at Euracare
Oct 29, 2025
Cisco Nexus 9000 Series is very durable and very reliable, and there has never been any issue with it.
VikramSingh1 - PeerSpot reviewer
Senior Network & Security Engineer at Accenture
Apr 3, 2026
We are using the core capabilities of Cisco Nexus 9000 Series Ethernet switches, and it is performing well.
Fakhar Mahmood - PeerSpot reviewer
Sr. Network Administrator at i2c
Oct 31, 2025
Cisco Nexus 9000 Series is quite a complex machine, but we are using a very simple configuration with basic Nexus switching, and we don't have many issues with Cisco Nexus 9000 Series at the moment in our present infrastructure.
 

Cisco Nexus 9000 Series Cons review quotes

AS
Technical Marketing Engineer Hybrid Cloud Infrastructures at NetApp
Aug 25, 2026
In terms of automation with Cisco Nexus 9000 Series, it could be better.
Jihad Aqel - PeerSpot reviewer
Senior Network Engineer at Shabkati network solutions
Aug 28, 2026
Even though it is expensive, I am not sure about the return on investment. It is expensive, and you will need to pay for subscription fees that also are not cheap.
Parmanand  Pandey - PeerSpot reviewer
Sr Tech Lead at CYGNUS
Sep 15, 2026
If I have a Juniper and want to uplink with Cisco, there could be some configuration challenges.
Learn what your peers think about Cisco Nexus 9000 Series. Get advice and tips from experienced pros sharing their opinions. Updated: October 2026.
920,769 professionals have used our research since 2012.
Bharath _Kumar - PeerSpot reviewer
Solution Architect at a outsourcing company with 1,001-5,000 employees
Aug 27, 2026
The potential for improvement lies in the licensing aspect, which is somewhat confusing. The perpetual and subscription licensing is a concern.
MUSTAPHA-ABAHLOUS - PeerSpot reviewer
Cyber Security Engineer at MUNISYS
Oct 15, 2026
I would like to see features that control traffic and maintain service continuity during the transfer of signals from physical connections to servers.
GordonMac Donald - PeerSpot reviewer
Automation And Programmability Content Creator at Ine
May 4, 2026
I would rate the technical support for Cisco Nexus 9000 Series an eight out of ten. This rating is not because of their lack of expertise, but just the assignment period.
Nithaar Kaisi - PeerSpot reviewer
Network Technician at a construction company with 11-50 employees
Sep 29, 2026
When trying to contact support, we had issues trying to get someone to help us.
EvansEsezobor - PeerSpot reviewer
Group IT Head at Euracare
Oct 29, 2025
Cost-wise, Cisco Nexus 9000 Series is very expensive.
VikramSingh1 - PeerSpot reviewer
Senior Network & Security Engineer at Accenture
Apr 3, 2026
For Cisco Nexus 9000 Series switches, I think we need to work on the HSRP. Whenever it flaps or something happens, it creates an issue.
Fakhar Mahmood - PeerSpot reviewer
Sr. Network Administrator at i2c
Oct 31, 2025
The SFP modules we are using have had issues. We have Cisco modules, but they frequently heat up or there are packet error issues.