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C9800-40-K9 Overview
C9800-40-K9 is the Cisco Catalyst 9800-40 Wireless Controller. Built from the ground-up for the Intent-based networking and Cisco DNA, Cisco Catalyst 9800 Series Wireless Controllers are Cisco IOS® XE based and integrate the RF excellence of Cisco Aironet® access points creating the best-in-class wireless experience for your evolving and growing organization. The Cisco Catalyst 9800 Series Wireless Controllers are built on an open and programmable architecture with built-in security, streaming telemetry and rich analytics. The Cisco Catalyst 9800 Series Wireless Controllers are built on the three pillars of network excellence—always on, secure, and deployed anywhere—which strengthen the network by providing the best wireless experience without compromise, while saving time and money. The Cisco® Catalyst® 9800-40 is a fixed wireless controller with seamless software updates for midsize and large enterprises.
Quick Spec
Table 1 shows the quick spec.
| Model | C9800-40-K9 |
| Maximum number of access points | Up to 2000 |
| Maximum number of clients | 32,000 |
| Maximum throughput | Up to 40 Gbps |
| Maximum WLANs | 4096 |
| Maximum VLANs | 4096 |
| Interfaces | 4x 10 GE/1 GE SFP+/SFP |
| Form factor | 1RU |
| License | Smart License enabled |
| Operating system | Cisco IOS XE |
| Access points | Aironet 802.11ac Wave 1 and Wave 2 access points |
| Dimension (W × D × H) | 17.3 inches × 19.5 inches × 1.72 inches
(43.94 cm × 49.53 cm × 4.37 cm) |
| Weight | 22.8 lb (10.34 kg) |
Product Details
Note?
| ? | PWR: Power LED | ? | SSD: SSD activity LED |
| ? | ALM: Alarm LED | ? | RP: 1 GE SFP port (the only SFPs supported on the RP port are GLC-SX-MMD and GLC-LH-SMD) |
| ? | EN: USB console-enabled LED | ? | RP: RJ-45 10/100/1000 redundancy Ethernet port |
| ? | SP: RJ-45 10/100/1000 management Ethernet port | ? | USB ports 0 and 1 |
| ? | LINK: RJ-45 connector LED | ? | CON: Mini USB console port |
| ? | TE1: 1 GE SFP/10 GE SFP+ port 1 | ? | CON: RJ-45 compatible console port |
| ? | TE3: 1 GE SFP/10 GE SFP+ port 3 | ? | HA: High-availability LED |
| ? | TE2: 1 GE SFP/10 GE SFP+ port 2 | ? | SYS: System LED |
| ? | TE0: 1 GE SFP/10 GE SFP+ port 0 | ||
Note?
| ? | Fans | ? | Power supply (PEM 0) |
| ? | Optional redundant power supply (PEM 1) | ? | Power/standby switch |
Supported Products
Table 2 shows the recommended supported products.
| Model | Description |
| LIC-C9800-DTLS-K9 | Cisco Catalyst 9800 Series Wireless Controller DTLS License |
| C9800-AC-750W R= | Cisco Catalyst 9800-40 750W AC Power Supply Reverse Air |
| GLC-BX-D | 1000BASE-BX SFP, 1490NM |
| GLC-BX-U | 1000BASE-BX SFP, 1310NM |
| GLC-LH-SMD | Cisco GLC-LH-SMD 1000BASE-LX/LH SFP transceiver module, MMF/SMF, 1310nm, DOM |
| GLC-SX-MMD | Cisco GLC-SX-MMD 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM |
| GLC-ZX-SMD | Cisco GLC-ZX-SMD 1000BASE-ZX SFP transceiver module, SMF, 1550nm, DOM |
| GLC-TE | 1000BASE-T SFP transceiver module for Category 5 copper wire |
| SFP-10G-SR | 10GBASE-SR SFP Module |
| SFP-10G-SR-X= | SFP-10G-SR-X= 10GBASE-SR SFP Module, LC connector, 850nm, 300m range, multimode fiber (MMF), extended operating temperature range |
| SFP-10G-LR | 10GBASE-LR SFP+ Module for SMF 10 Gbps |
| SFP-10G-LRM | 10GBASE-LRM SFP Module |
| SFP-10G-ER | Cisco 10GBASE-ER SFP+ Module for SMF |
| CISCO SFP-10G-ZR | Cisco 10GBASE-ZR SFP10G Module for SMF |
| SFP-H10GB-ACU7M | Cisco Direct-Attach Active Optical Cables with SFP+ Connectors, SFP-H10GB-ACU7M |
| SFP-H10GB-ACU10M | Cisco SFP-H10GB-ACU10M Direct-Attach Active Optical Cables with SFP+ Connectors |
Compare to Similar Item
Table 3 shows the comparison.
| Model | C9800-40-K9 | C9800-80-K9 | C9800-CL-K9 |
| Maximum number of access points | Up to 2000 | Up to 6000 | Up to 6000 |
| Maximum number of clients | 32,000 | 64,000 | 64,000 |
| Maximum throughput | Up to 40 Gbps | Up to 80 Gbps | Up to 2.5 Gbps |
| Maximum WLANs | 4096 | 4096 | 4096 |
| Maximum VLANs | 4096 | 4096 | 4096 |
| License | Smart License enabled | Smart License enabled | Smart License enabled |
| Operating system | Cisco IOS XE | Cisco IOS XE | Cisco IOS XE |
| Access points | Aironet 802.11ac Wave 1 and Wave 2 access points | Aironet 802.11ac Wave 1 and Wave 2 access points | Aironet 802.11ac Wave 1 and Wave 2 access points |
