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CISCO2821-WAE/K9
2821, NME-WAE-502/K9,WAAS Trans,ASK9 ASK9,128F/512D
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Overview of CISCO2821-WAE/K9
CISCO2821-WAE/K9 is a fixed-architecture integrated services router engineered for enterprise and business branch office environments where high performance and secure connectivity are paramount. Designed with a versatile modular chassis, it offers multiple power options via an AC power supply, dual-purpose WAN/LAN interfaces supporting 10/100 Ethernet, and built-in VPN features for secure remote communication, ensuring reliable throughput and redundancy for critical applications.
Optimized for integrated services, the router delivers robust voice, video, and data capabilities while supporting modular expansion with EHWIC and NIM slots. Its VPN, firewall, and QoS features combine to provide strong security and performance for diverse deployment use cases, from enterprise headquarters to remote branch offices, maintaining high availability and consistent service levels.
CISCO2821-WAE/K9 price is $4,403.00, a 54.6% saving from the Cisco list price of $9,700.00. CISCO2821-WAE/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CISCO2821-WAE/K9 for additional pricing. Browse the full Router Isr 2800 series or explore all Cisco products.
A multinational retail chain deploys CISCO2821-WAE/K9 with NME-WAE-502/K9 in its central data center and branch stores to optimize SAP ERP traffic over high-latency MPLS links. Utilizing WAAS Trans, ASK9 ASK9 licensing and 128F/512D compression, the solution reduces bandwidth usage by up to 60% and accelerates order-to-cash transactions by 50%, ensuring real-time inventory visibility and consistent POS performance across 200+ locations.
A regional hospital network uses Cisco WAAS Trans (ASK9 ASK9) on CISCO2821-WAE/K9 routers with NME-WAE-502/K9 modules to replicate large medical imaging and EHR datasets to an off-site DR facility. The 128F/512D optimized data flows achieve 75% faster replication windows and end-to-end AES-256 encryption, ensuring HIPAA compliance, near-zero downtime during backups, and immediate access to patient records in a disaster recovery scenario.
A global law firm leverages the CISCO2821-WAE/K9 integrated with NME-WAE-502/K9 and WAAS Trans (ASK9 ASK9), enabling transparent Layer-4 optimization and 128F/512D compression for Citrix XenDesktop sessions over limited broadband links. End users experience 40% faster desktop login times and 35% lower network latency, empowering attorneys to access large case files instantly while reducing WAN costs by 50%.
To get the detailed certification, please go to the Compliance Center.
 CISCO2821-WAE/K9 |  CISCO2801 |  C2811-3G-S-SEC/K9 |  C2851-35UC/K9 |  C2811-15UC/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Modular | Modular | Modular |
| Broadband | N/A | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC, CE | FCC / CE / RoHS | FCC / CE | FCC / CE / RoHS | FCC / CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 14.6 inches | N/A | 14.5 inches | N/A | 17.48 in |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | FCC |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC / NIM | EHWIC / NIM | NIM | EHWIC | EHWIC |
| Features | VPN / VoIP / IPv6 Compatible / Firewall / WAN Optimization | VPN / VoIP / IPv6 Compatible / Firewall | VPN / Firewall / IPv6 Compatible | VPN / VoIP / Integrated Services / Firewall | VPN / VoIP / IPv6 Compatible / Firewall / POE / MPLS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 256 MB | 256 MB | 128 MB | 256 MB |
| Form Factor | Rack-mount | Desktop / Rack-mount | Rack-mount / Desktop | Rack-mount | Rack-mount |
| Height | 1.73 inches | N/A | 4.4 inches | N/A | 1.73 in |
| High Availability Support | Supported | Not Supported | Supported | Supported | Not Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video | Voice / WAN Optimization | Voice | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 2 LAN | 2 LAN Ports | Modular LAN | 2 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 512 MB | 128 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IP, IPX, Frame Relay, PPP | IPv4 / IPv6 | OSPF / EIGRP / RIP / BGP / Static Routing | IPv4 / IPv6 | IPv4/IPv6 |
| Power | 150W | 85 W | 290W | 220 W | 250 Watts |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply / Optional Redundant | AC Power Supply | AC Power Supply |
| Product Name | Cisco 2821 Integrated Services Router with WAE/K9 | Cisco 2801 Integrated Services Router | Cisco C2811-3G-S-SEC/K9 | Cisco 2851 Integrated Services Router (UC) | Cisco 2811 Integrated Services Router - 15 UC |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI, SNMP, HTTP/HTTPS | Telnet / SSH / SNMP | Telnet / SSH / SNMP | Telnet / SSH / SNMP | Telnet/SSH/SNMP |
| Routing Protocols | OSPF / EIGRP / RIP / BGP | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | UL/cUL |
| Speed/Capacity | Fast Ethernet | N/A | Fast Ethernet (100 Mbps) | N/A | Gigabit |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 50 Mbps | 0.075 Gbps | 75 Mbps | 75 Mbps | 15 Mbps |
| Use Case | Business / Enterprise | Enterprise | Enterprise | Enterprise / Business | Enterprise |
| VPN Support | IPSec / SSL VPN / GRE / DMVPN | IPSec / DMVPN | IPSec | IPSec / SSL VPN / DMVPN | IPSec |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 12.3 lbs | N/A | 22 lbs | N/A | 15.93 lbs |
| Wi-Fi Standard | 802.11 a/b/g | N/A | N/A | N/A | N/A |
| Width | 17.3 inches | N/A | 17.5 inches | N/A | 19.69 in |
| Wireless Support | Yes | No | No | No | No |
Cisco 2821 with WAAS NME-WAE-502 delivers reliable WAN optimization. Ideal for branch offices needing improved application performance and secure data transfer.
Durable and predictable. Optimizes WAN traffic efficiently while maintaining consistent UC and voice performance.
Easy to deploy and manage. Provides smooth WAAS operations and improves network throughput across endpoints.
High-performing and robust. Ideal for branches needing enhanced application acceleration and WAN efficiency.
Reliable Cisco solution. Ensures predictable network performance and optimized application delivery for branch offices.
The Cisco 2821-WAE/K9 is a modular branch router equipped with the NME-WAE-502/K9 WAN Acceleration Services (WAAS) engine, delivering integrated network services and application acceleration in a single chassis.
SKU CISCO2821-WAE/K9 includes a Cisco 2821 ISR chassis, one NME-WAE-502/K9 WAAS module, full power supply, rack-mount kit, and Cisco IOS Software with ASK9 feature license.
The NME-WAE-502/K9 WAAS module provides up to 128 Mbps of data throughput (128F) and supports 512 concurrent connections (512D) for optimized WAN performance.
128F denotes 128 Mbps of WAN acceleration throughput, while 512D indicates support for up to 512 simultaneous accelerated data flows.