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C2921-WAASX-SEC/K9
Router Bundle - C2921, WAASX F-License, Sec License, Max Mem
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C2921-WAASX-SEC/K9 is a high-performance enterprise router engineered on a modular architecture that delivers advanced WAN optimization, integrated security, and robust VPN functionality. It supports diverse power options with an AC power supply (and redundant configurations), multiple WAN and LAN interfaces, and integrated services including voice, video, and WAN optimization, ensuring a flexible platform tailored for secure branch and remote connectivity.
C2921-WAASX-SEC/K9 offers industry-leading throughput and redundancy, featuring enhanced VPN capabilities and built-in firewall and intrusion prevention measures ideal for mission-critical environments. Its modular slot design allows for future expansion and high availability, making it a proven solution for enterprise use cases such as branch office connectivity, secure remote access, and converged network services.
C2921-WAASX-SEC/K9 price is $2,647.00, a 52.7% saving from the Cisco list price of $5,595.00. C2921-WAASX-SEC/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C2921-WAASX-SEC/K9 for additional pricing. Browse the full Router Isr 2900 series or explore all Cisco products.
A national retail chain deploys the C2921-WAASX-SEC/K9-Router Bundle (C2921, WAASX F-License, Sec License, Max Mem) at 50 branch locations to accelerate cloud-hosted SAP and Oracle ERP traffic. By leveraging WAASX F-License for WAN optimization and the integrated security license for firewall and VPN, the solution reduces application latency by 40%, ensures consistent policy enforcement, and boosts store productivity.
A regional bank implements the C2921-WAASX-SEC/K9-Router Bundle with maximum memory to terminate high-volume IPsec tunnels between data centers and DR sites. The embedded Sec License enforces next-gen firewall rules while Max Mem supports concurrent encryption sessions. The result: full PCI DSS compliance, zero packet loss under peak load, and a 99.99% uptime SLA.
A global media production house uses the C2921-WAASX-SEC/K9-Router Bundle (with WAASX F-License and Max Mem) to optimize large file transfers and video streams between overseas editing suites and headquarters. WAN acceleration cuts bandwidth consumption by 60% and speeds content delivery up to 3×. Integrated security licensing ensures end-to-end encryption and centralized threat protection.
To get the detailed certification, please go to the Compliance Center.
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Fixed | 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 / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention |
| Compliance Standards | RoHS, CE, FCC | FCC / CE | IEEE 802.3 / IEEE 802.3u | FCC, CE | FCC, CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 15.75 inches | 14.5 in | 14.57 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | FCC, ICES | N/A | N/A | FCC Part 15 | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100 |
| Expansion Slots | EHWIC / NIM | EHWIC / NIM | EHWIC / NIM | EHWIC / NIM | EHWIC / NIM |
| Features | VPN / Firewall / Intrusion Prevention / WAN Optimization / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall / Integrated Services | VPN / IPv6 Compatible / Firewall / WAN Optimization | VPN, IPv6 Compatible, Firewall, QoS | VPN / IPv6 Compatible / Firewall / MPLS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.73 in | 1.73 inches | N/A | N/A |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / WAN Optimization | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 / Combo Ports / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45, SFP | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 512 MB | 512 MB | 512 MB | 512 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 3+ Slots | 2 Slots | 3+ Slots |
| Network Protocols | IP, IPv6, MPLS | IPv4 / IPv6 / OSPF / EIGRP / BGP / RIP | IPv4 / IPv6 | IPv4, IPv6, PPP | IPv4, IPv6 |
| Power | 70W | 65W | 355 W | 250 Watts | 150 W |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply | AC Power Supply |
| Product Name | Cisco C2921-WAASX-SEC/K9 | Cisco 2921 Integrated Services Router | Cisco 2921 Integrated Services Router with WAAS | Cisco C2921-CME-SRST/K9 Integrated Services Router | Cisco 2901 Integrated Services Router (CISCO2901-V/K9) |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP | SSH / Telnet / SNMP | Telnet / SSH / SNMP | CLI, Telnet, SSH | SSH / SNMP / Telnet |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / BGP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / EIGRP / RIP / BGP / Static Routing |
| Safety | UL, CE, FCC | N/A | N/A | UL, cUL, CSA | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | ITU, IEEE | N/A | N/A | TIA/EIA | N/A |
| Throughput Capacity | 1 Gbps | 0.025 Gbps | 1 Gbps | 100 Mbps | 0.075 Gbps |
| Use Case | Enterprise | Enterprise / Small Business / Branch Office | Enterprise | Enterprise | Business |
| VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / DMVPN | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | 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 | 14 lbs | 39.7 lbs | 15.2 lbs | N/A | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.32 inches | 17.2 in | 17.13 inches | N/A | N/A |
| Wireless Support | No | No | No | No | No |
C2921 WAASX SEC Bundle accelerates applications and ensures secure WAN performance. Ideal for distributed offices.
Reliable and easy to configure. WAASX improves application delivery while maintaining network security.
Efficient WAN optimization with strong security. Predictable performance across branch offices.
Durable and high-performing. Simplifies application acceleration and secure communications.
Improves branch office productivity with optimized WAN performance. Easy to deploy and manage.
The Cisco C2921-WAASX-SEC/K9 is a complete branch-router bundle that includes the 2921 ISR, WAASX F-License for WAN optimization, Security License, and maximum memory support.
Key features include integrated WAN acceleration (WAASX), advanced firewall, IPS, VPN, voice and video support, modular interfaces, and up to 2.5 GB of DRAM.
The Cisco 2921 supports a maximum of 2.5 GB DRAM and 256 MB flash memory to accommodate advanced services and feature sets.
The WAASX F-License enables Cisco WAAS acceleration features, reducing WAN latency and bandwidth consumption for up to 70% faster application response times.