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Cisco Nexus 9000 Series pros and cons

Vendor: Cisco
4.6 out of 5

Pros & Cons summary

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Prominent pros & cons

PROS

Performance has been great with no abnormal behaviors detected, ensuring a stable network even in failover scenarios.
High availability is supported in vast environments using Cisco Nexus 9000 Series.
Core capabilities are performing well with Cisco Nexus 9000 Series Ethernet switches.
Stability and reliability are robust, enduring over long periods without failure.
Cisco Nexus 9000 Series is very durable and very reliable with no issues reported.

CONS

SFP modules used with Cisco Nexus 9000 Series have issues with overheating and packet errors.
Cisco Nexus 9000 Series requires improvements in HSRP functionality, particularly during flapping events.
Technical support for Cisco Nexus 9000 Series is rated eight out of ten due to assignment period delays, not expertise.
Cisco is perceived as lagging behind other vendors in adopting new technology.
Cisco Nexus 9000 Series is considered very expensive.
 

Cisco Nexus 9000 Series Pros review quotes

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.
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.
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.
Learn what your peers think about Cisco Nexus 9000 Series. Get advice and tips from experienced pros sharing their opinions. Updated: May 2026.
893,311 professionals have used our research since 2012.
VikramSingh1 - PeerSpot reviewer
Senior Cloud Support Analyst at Accenture
Apr 3, 2026
We are using the core capabilities of Cisco Nexus 9000 Series Ethernet switches, and it is performing well.
Raphael Mwangi - PeerSpot reviewer
Chief Executive Officer at Smoothtel & Data Solutions Ltd
Oct 23, 2025
RealPresence works effectively.
 

Cisco Nexus 9000 Series Cons review quotes

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.
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.
EvansEsezobor - PeerSpot reviewer
Group IT Head at Euracare
Oct 29, 2025
Cost-wise, Cisco Nexus 9000 Series is very expensive.
Learn what your peers think about Cisco Nexus 9000 Series. Get advice and tips from experienced pros sharing their opinions. Updated: May 2026.
893,311 professionals have used our research since 2012.
VikramSingh1 - PeerSpot reviewer
Senior Cloud Support Analyst 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.
Raphael Mwangi - PeerSpot reviewer
Chief Executive Officer at Smoothtel & Data Solutions Ltd
Oct 23, 2025
We find that Cisco has been left behind by the other vendors. The other vendors have adopted new technology, and we find Cisco lagging behind.