C9500-24X-A – 24x10G SFP/SFP+ Ports – Fixed 8x10G Module – Network Advantage

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C9500-24X-A Description

The C9500-24X-A is a Cisco Catalyst 9500 Series fixed core and aggregation switch with Network Advantage for campus distribution blocks that run 10G fiber. The switch has 24 1/10G SFP/SFP+ ports (16 fixed plus the 8-port C9500-NM-8X module), 480 Gbps of switching capacity, 360 Mpps of forwarding and 64,000 MAC addresses. The module bay must always hold a network module or a blank, and the platform accepts only the C9500-NM-8X or C9500-NM-2Q.

Quick Specs

Parameter

Specification

Product ID

C9500-24X-A

Switch platform

Cisco Catalyst 9500 Series low-port-density hardware profile

Port configuration

16 x 1/10G SFP/SFP+ base ports plus 8 x 10G SFP/SFP+ module ports

Bundled network module

C9500-NM-8X 8 x 10GE module

Network license

Network Advantage

Switching capacity

Up to 480 Gbps

Forwarding rate

Up to 360 Mpps

ASIC

UADP 2.0

Default power supply

PWR-C4-950WAC-R 950W AC

Fan modules

FAN-T4-R front-to-back cooling, up to five fans

Minimum software release

Cisco IOS XE 16.8.1

Product Performance

Switching Capacity
Forwarding Rate
10G SFP/SFP+ Ports

Key Features

24 SFP/SFP+ Ports In One Chassis

The 16 fixed ports and the 8-port C9500-NM-8X module give 24 ports that each run at 1G or 10G, so mixed 1G and 10G fiber links share one 1 RU switch.

Network Advantage Feature Tier

Network Advantage adds full BGP and IS-IS routing, VRF, VXLAN, BGP-EVPN, StackWise Virtual and MACsec-256 to the Layer 2 and routed-access base.

UADP 2.0 Forwarding

The UADP 2.0 ASIC forwards up to 360 Mpps and switches up to 480 Gbps, with 64,000 MAC addresses and 80,000 IPv4 host routes.

Module Bay Rules

The bay holds the 8-port 10G module here, and a blank panel is required whenever no module is installed. The 2-port 40G C9500-NM-2Q is the only other supported module.

Config 4 Power And Cooling

The 950W PWR-C4-950WAC-R is the default supply, a second supply gives 1+1 redundancy, and the FAN-T4-R fan module cools the chassis front to back with up to five fans.

Cisco IOS XE 16.8.1 Minimum

The hardware needs Cisco IOS XE 16.8.1 or later and carries 16 GB of DRAM and 16 GB of flash for the image and logs.

Application Scenarios

Campus Distribution Aggregation

A building distribution layer terminates 10G fiber uplinks from several access closets on the switch’s 24 SFP/SFP+ ports and passes the traffic on to the campus core.

Server Aggregation At 10G

A small data center row connects 10G servers and storage gateways to the switch, using the Network Advantage routing features to route between VLANs at the aggregation point.

Paired Core With StackWise Virtual

Two switches in a campus core pair run StackWise Virtual, and multichassis EtherChannel lets downstream distribution switches uplink to both units as one logical device.

Product Comparison

Parameter

C9500-24X-A

C9500-24X-E

C9500-16X-2Q-A

C9500-16X-A

Network license

Network Advantage

Network Essentials

Network Advantage

Network Advantage

Fixed ports

16 x 1/10G SFP/SFP+

16 x 1/10G SFP/SFP+

16 x 1/10G SFP/SFP+

16 x 1/10G SFP/SFP+

Network module

C9500-NM-8X

C9500-NM-8X

C9500-NM-2Q

None included

Network module ports

8 x 1/10G SFP/SFP+

8 x 1/10G SFP/SFP+

2 x 40G QSFP+

No module included

Total 1/10G SFP/SFP+ ports

24

24

16

16

Switching capacity

Up to 480 Gbps

Up to 480 Gbps

Up to 480 Gbps

Up to 480 Gbps

Forwarding rate

Up to 360 Mpps

Up to 360 Mpps

Up to 360 Mpps

Up to 360 Mpps

MAC addresses

Up to 64,000

Up to 64,000

Up to 64,000

Up to 64,000

C9500-24X-A and C9500-24X-E are the same 16-port 10G switch with the 8 x 10GE C9500-NM-8X module, and the suffix separates them: C9500-24X-A carries Network Advantage, while C9500-24X-E carries Network Essentials. A design that needs only Layer 2 and routed access can drop to C9500-24X-E, giving up the full routing, VXLAN, StackWise Virtual and MACsec-256 that Advantage adds. Sites that want 40G uplinks instead of eight more 10G ports should order C9500-16X-2Q-A, which bundles the 2 x 40GE C9500-NM-2Q module and stays at 16 base 10G ports. C9500-16X-A is the base switch with no module included, so it suits orders that pick the module separately.

Ordering Checklist

  • Subscription tier: Add a term-based Network Advantage subscription such as C9500-DNA-L-A-3Y, C9500-DNA-L-A-5Y or C9500-DNA-L-A-7Y. Every new order needs a subscription at the same tier as the -A license.
  • Second power supply: The configurator preselects a second supply; C9500-SPS-NONE removes it, and the redundant PID is PWR-C4-950WAC-R/2. The second supply stays on the order unless removed explicitly.
  • Power cord: Select a power cord for the destination country. The configuration cannot be completed without one.
  • Network module: C9500-NM-8X is already bundled; a spare is C9500-NM-8X=. The module bay must hold a module or a blank, and the bundle already fills it.
  • Smart Account: Name the Smart Account on the order. New orders must specify one.

Optional Add-ons

Model

Description

PWR-C4-950WAC-R/2

950W AC Config 4 redundant power supply with front-to-back cooling

FAN-T4-R

Catalyst 9500 Type 4 front-to-back cooling fan for Catalyst 9500 low-port-density switches

C9500-ACC-KIT-19I=

19-inch rack mount accessory kit for Cisco Catalyst 9500 Series

C9500-24X-A Switch Rear Panel

The switch rear panel includes StackWise connectors, StackPower or XPS connectors, ports, fan modules, and power supply modules.

1

Power supply modules

7

Fan 3

2

USB 3.0 host port

8

Fan 2

3

Fan modules

9

Fan 1

4

Grounding pad

10

Fan 0

5

PSU 1

11

PSU 0

6

Fan 4

–

–

Components Delivered in the Shipping Box

The shipping box contains the model of the switch you ordered and other components needed for installation. Some components are optional, depending on your order.

1

Cisco Catalyst 9500 Series switch with optional network module1 (power supply and fan modules not shown)

7

Eight number-8 Phillips flat-head 0.312″ long screws

2

Product documentation and compliance document

8

Two M4.0 x 20mm Phillips pan-head screws (Black color)

3

Two 19-inch mounting brackets

9

Ground lug and two M4.0 x 8mm Phillips pan-head screws

4

Two Cable guides

10

(Optional) AC power cord2

5

Four number-12 pan-head 0.50″ long screws

11

(Optional) RJ-45 console cable1

6

Four number-10 pan-head 0.625″ long screws

12

(Optional) USB console cable1

cisco-catalyst-9500-switch-shipping-box

Specifications

Parameter Specification Parameter Specification
Product ID C9500-24X-A Switch platform Cisco Catalyst 9500 Series low-port-density hardware profile
Order scope 16-port 10G switch with 8 x 10GE Network Module Network license Network Advantage
Base port configuration 16 x 1/10G SFP/SFP+ ports Bundled network module C9500-NM-8X 8-port 1/10G SFP/SFP+ module
Total 10G port density 24 x 1/10G SFP/SFP+ ports with uplink module Supported network modules C9500-NM-8X and C9500-NM-2Q on Catalyst 9500 low-port-density switches
Module-bay requirement Network module or blank module installed ASIC UADP 2.0
Switching capacity Up to 480 Gbps Forwarding rate Up to 360 Mpps
DRAM 16 GB Flash 16 GB
MAC addresses Up to 64,000 IPv4 indirect routes Up to 64,000
IPv4 host routes Up to 80,000 IPv6 indirect routes Up to 32,000
IPv6 host routes Up to 40,000 IPv4 multicast routes Up to 32,000
IPv6 multicast routes Up to 16,000 VLAN IDs 4,094
Jumbo frames 9,198 bytes Default power supply PWR-C4-950WAC-R 950W AC
Supported power supplies PWR-C4-950WAC-R and PWR-C4-950WDC-R Redundant power supply PWR-C4-950WAC-R/2 redundant AC supply option
Power input range 90 to 264 VAC, 47 to 63 Hz Power input receptacle AC IEC 60320 C16
Power cord rating AC 15A BTU/hr with 10G module 941 BTU/hr with PWR-C4-950WAC-R
Fan modules FAN-T4-R, up to five fans Airflow Front-to-back cooling
Rack units 1 RU Dimensions 1.73 x 17.5 x 21.52 in. (4.39 x 44.45 x 54.66 cm)
Weight 10.7 kg (23.6 lb) with two power supplies and built-in fan Operating temperature 0°C to 40°C (32°F to 104°F)
Operating altitude Up to 10,000 ft at 40°C Storage temperature -20°C to 65°C (-4°F to 149°F)
Relative humidity 5% to 90% operating, 5% to 95% nonoperating and storage Minimum software release Cisco IOS XE 16.8.1
MTBF 315,790 hours Safety certifications UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, AS/NZS 60950-1, GB4943
EMC certifications 47 CFR Part 15 Class A, EN 300 386, EN 55032 Class A, CISPR 32 Class A

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Questions & Answers

  • How many switches can C9500-24X-A join in a StackWise Virtual pair, and from which release?

    Two switches. StackWise Virtual joins exactly two switches into one logical switch and uses fixed front-panel ports as the StackWise Virtual Link. It was first supported in IOS XE 16.8.1 and 16.9.1 on the Catalyst 9500, and C9500-24X-A carries the Network Advantage license it requires.
  • How is an ISSU upgrade run on a StackWise Virtual pair of C9500-24X-A?

    ISSU runs only on a StackWise Virtual pair. Run it as three steps, install add, install activate issu and install commit, or use the single-command form. An abort timer rolls the upgrade back if the standby switch fails to come up.
  • How many PVST instances does C9500-24X-A support?

    C9500-24X-A supports 300 PVST instances on IOS XE 17.1.1 or later. The limit is 256 on 16.11.x and 16.12.x releases, and 128 on 16.10.x or earlier. Check the running release before adding VLANs to a per-VLAN spanning tree design.
  • Can the SDM template on C9500-24X-A be customized?

    No. C9500-24X-A uses the UADP 2.0 ASIC with fixed Distribution, Core and NAT templates. User-customizable templates exist only on the UADP 3.0 high performance models from IOS XE 17.3.1 and on the C9500X from 17.7.1. Any template change needs a reload.
  • Which multicast protocols does C9500-24X-A run?

    C9500-24X-A runs PIM sparse mode, SSM and Bidir, with MSDP and Auto-RP or BSR for rendezvous points. It also supports IGMP and MLD snooping and multicast VRF-lite, so routed multicast and Layer 2 snooping can run on the same chassis.
  • Does C9500-24X-A support MACsec-256 and WAN MACsec?

    Yes. 256-bit MACsec requires the Network Advantage license, which C9500-24X-A carries, and WAN MACsec at 256-bit also needs Network Advantage on this model. Network Essentials limits MACsec to 128-bit keys, so designs that need 256-bit link encryption depend on this license.
  • Does an SMU patch on C9500-24X-A require a reload?

    It depends on the patch type. A cold SMU patch needs a reload and interrupts traffic, while a hot SMU patch needs no reload. Graceful Insertion and Removal isolates the node with a single command, shutting down routing protocols first and Layer 2 afterwards, which suits scheduling a cold patch.
  • Which SD-Access roles can C9500-24X-A take?

    C9500-24X-A can act as an SD-Access control plane node, border node, Layer 2 border node or edge node. The datasheet lists all four roles for the UADP-based models, so a fabric site can assign any of them to this chassis.

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DataSheet Downloads

  • C9500-24X-A Datasheet