Question 1

What is the Cisco Catalyst 9400 Series switch?

Accepted Answer

The Cisco Catalyst 9400 Series is a modular, fixed-configuration access switch designed for enterprise campus networks, delivering high performance, advanced security, and Cisco IOS XE programmability.

Question 2

Which deployment scenarios suit Catalyst 9400 switches?

Accepted Answer

Catalyst 9400 switches are ideal for enterprise campus access, branch aggregation, and digital building use cases that demand high port density, PoE+ power, and advanced security.

Question 3

What models are available in the Catalyst 9400 Series?

Accepted Answer

Key models include C9400-24T (24 x1G), C9400-48T (48 x1G), C9400-48P (48 x1G PoE+), C9400-40X (40 x10G), and C9400-LC line card options for higher port counts.

Question 4

How many ports and throughput do Catalyst 9400 switches support?

Accepted Answer

Depending on the configuration, a single chassis supports up to 384 1G ports or 256 10G ports with up to 9 Tbps switching capacity per system.

Question 5

What stacking technology does the Catalyst 9400 offer?

Accepted Answer

Catalyst 9400 switches use Cisco StackWise-480 or StackWise Virtual, enabling up to 8 members and 480 Gbps stacking bandwidth for seamless management and resiliency.

Question 6

Which PoE and power budgets are supported?

Accepted Answer

Catalyst 9400 supports PoE+ (up to 30 W per port), UPOE (up to 60 W per port), and UPOE+ (up to 90 W per port) with total budgets up to 1440 W per power shelf.

Question 7

What operating system runs on the Catalyst 9400?

Accepted Answer

The Catalyst 9400 runs Cisco IOS XE, delivering a modular, Linux-based OS that supports advanced programmability, automation, and secure segmentation.

Question 8

How do Catalyst 9400 switches ensure high availability?

Accepted Answer

They provide redundant supervisor engines, hot-swappable power and fan trays, and nonstop forwarding with Stateful Switchover to minimize network downtime.

Question 9

What security features are integrated in the Catalyst 9400?

Accepted Answer

Built-in security includes Trustworthy Solutions hardware, MACsec encryption, Secure Boot, 802.1X, Cisco Identity Services Engine (ISE) integration, and dynamic segmentation.

Question 10

How are Catalyst 9400 switches managed and automated?

Accepted Answer

They integrate with Cisco DNA Center for policy-based automation, offer Zero Touch Provisioning, and support RESTCONF, NETCONF, and streaming telemetry for programmability.

Question 11

What licensing options are available for the Catalyst 9400?

Accepted Answer

Available licenses include Network Essentials and Network Advantage for IOS XE, plus DNA Essentials and DNA Advantage for software-defined access, each with term-based entitlements.

Question 12

Can I migrate from Cisco Catalyst 6500 to 9400 switches?

Accepted Answer

Yes, the Catalyst 9400 Series is a drop-in replacement for Catalyst 6500 in access roles, offering simplified operations, lower power, and reduced footprint.

Question 13

What cooling features do Catalyst 9400 switches include?

Accepted Answer

They employ front-to-back, variable-speed fans and efficient airflow design to optimize thermal management and support high-density deployments.

Question 14

What is the expected total cost of ownership (TCO) benefit?

Accepted Answer

Organizations can achieve up to 40% lower TCO through simplified management, reduced cabling, energy-efficient components, and integrated security services.

Question 15

Which certifications and compliance standards do Catalyst 9400 switches meet?

Accepted Answer

They are certified for IEEE 802.3 Ethernet, 802.1X, MACsec, RoHS, and UL/CE safety, ensuring global compliance for enterprise deployments.

Question 16

Where can customers purchase Cisco Catalyst 9400 switches?

Accepted Answer

Customers can buy Catalyst 9400 switches through authorized Cisco partners, resellers, or directly from Cisco’s online store with global shipping options.

Switches Catalyst 9400 High Performance

C9407R (Cisco Catalyst 9400 Series 7 slot chassis)

C9410R (Cisco Catalyst 9400 Series 10 slot chassis)

C9407R= (Cisco Catalyst 9400 Series 7 slot chassis Spare)

C9410R= (CATALYST 9400 SERIES 10SLOT CHASSIS)

C9407R-96U-BNDL-E (CATALYST 9400 SERIES 7 SLOT SUP 2X C9400-LC-48U LICS REQUIRED)

C9407R-96U-BNDL-A (CATALYST 9400 SERIES 7SLOT SUP 2XC9400-LC-48U LICS REQUIRED)

C9410R-96U-BNDL-A (CATALYST 9400 SERIES 10SLOT SUP 2XC9400-LC-48U DNA-A LICS)

Questions & Answers