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C2921-WAAS-SEC/K9
Cisco 2921, SRE 700, Sec PAK, WAAS Ent Medium
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C2921-WAAS-SEC/K9 is a modular enterprise router engineered to deliver integrated security, WAN acceleration, and dedicated voice and video services. It features a robust architecture that supports high performance routing, built-in VPN capabilities, and redundancy options to ensure uninterrupted operations in demanding network environments.
C2921-WAAS-SEC/K9 offers versatile power options via an AC power supply and configurable modular WAN/LAN interfaces, including four Gigabit Ethernet ports that can be designated as WAN or LAN. Its integrated services—encompassing voice, video, and WAN optimization—combined with advanced VPN features and a throughput capacity that meets enterprise standards make it ideal for secure, high-performance deployments in business, enterprise, and branch office use cases.
C2921-WAAS-SEC/K9 price is $5,441.00, a 52.7% saving from the Cisco list price of $11,495.00. C2921-WAAS-SEC/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C2921-WAAS-SEC/K9 for additional pricing. Browse the full Router Isr 2900 series or explore all Cisco products.
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| C2921-WAAS-SEC/K9 |  C2921-VSEC-SRE/K9 |  CISCO2921/K9 |  CISCO2951/K9 |  CISCO2951-SEC/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | 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 / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / VPN |
| Compliance Standards | RoHS, CE, FCC | FCC / CE | FCC / CE | FCC / CE / RoHS | FCC / CE / UL |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 15.5 inches | N/A | 14.5 in | 17 inches | 13 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | FCC, EN55024 | N/A |
| Ethernet Technology | 10/100/1000 | 10/100 | 10/100/1000 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC / NIM | EHWIC / NIM | EHWIC | EHWIC / NIM |
| Features | VPN / WAN Optimization / Firewall / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall / Integrated Services | VPN / VoIP / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall / Integrated Services |
| 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 | 1.75 inches | N/A | 1.73 in | 1.75 inches | 1.75 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video | Voice / WAN Optimization |
| Interface Ports | RJ-45 / SFP | RJ-45 | RJ-45 / SFP | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN | Modular LAN |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 256 MB | 512 MB | 512 MB | 512 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4, IPv6 | IPv4, IPv6, MPLS | IPv4 / IPv6 / OSPF / EIGRP / BGP / RIP | IPv4, IPv6 | IPv4 / IPv6 |
| Power | 125 Watt | 150 W | 65W | 150W | 80W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply / Redundant | AC Power Supply | AC Power Supply / Redundant |
| Product Name | Cisco 2921 Integrated Services Router with WAAS and Security (C2921-WAAS-SEC/K9) | Cisco 2921 Integrated Services Router with Virtual Security and Services Ready Edition | Cisco 2921 Integrated Services Router | CISCO2951/K9 Integrated Services Router | Cisco 2951 Integrated Services Router Security |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP | CLI, SNMP, Cisco SDM | SSH / Telnet / SNMP | Telnet, SSH, SNMP, HTTP/HTTPS | CLI / SNMP / SSH |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing / N/A | OSPF / EIGRP / BGP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / IS-IS / RIP / Static Routing |
| Safety | N/A | N/A | N/A | UL, cUL | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.075 Gbps | 0.025 Gbps | 0.025 Gbps | 0.075 Gbps | 0.075 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise / Small Business / Branch Office | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | IPSec / DMVPN | IPSec / DMVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | Modular WAN | Modular WAN |
| Weight | 14 lbs | N/A | 39.7 lbs | 16 lbs | 15 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.5 inches | N/A | 17.2 in | 19 inches | 17 inches |
| Wireless Support | No | No | No | No | No |
Cisco 2921 WAAS with SRE 700 ensures optimized application performance with secure data flow. Perfect for medium branch offices.
Durable and predictable performance. Simplifies WAN optimization while maintaining network security.
Reliable Cisco solution. Handles secure, high-performance UC and WAN workloads efficiently.
Easy to deploy and manage. Provides consistent secure network operations and WAN acceleration.
High-performing and robust. Ensures seamless UC and optimized application performance across branch offices.
The Cisco 2921 SRE 700 with Security Package (Sec PAK) and WAAS Enterprise Medium license is an integrated services router providing WAN optimization, advanced security, and scalable performance in a single platform.
Key features include hardware-accelerated WAN optimization, Next-Generation Firewall, VPN support, intrusion prevention, and application visibility via the SRE 700 services module.
The SRE 700 delivers up to 200 Mbps of WAN optimization throughput and accelerates application performance with minimal CPU overhead.
The Sec PAK adds integrated firewall, IPS, antivirus, and secure VPN tunnels to protect branch office networks from modern threats.
The WAAS Enterprise Medium license enables application acceleration for up to 10 sites, reducing bandwidth usage and improving user experience across the WAN.
The Cisco 2921 offers two built-in Gigabit Ethernet ports, up to three integrated EHWIC slots, one SRE slot, and an optional integrated switch module.
With Sec PAK enabled, the Cisco 2921 supports up to 300 IPsec VPN tunnels for site-to-site and remote access connectivity.
When WAAS is enabled, the Cisco 2921 can achieve up to 150 Mbps of real-world optimized application throughput.
Yes, the Cisco 2921 is fully compatible with ISR G2 EHWIC and network modules for seamless upgrades and network expansion.
The Cisco 2921 requires 100–240 VAC, 50–60 Hz input and consumes a maximum of 85 Watts under full load.
To install the SRE 700, insert it into the designated SRE slot, power-on the router, and use Cisco IOS commands to provision security and WAAS services.
Ideal use cases include branch office optimization, remote site acceleration, data center replication, and cloud application performance enhancement.
The Cisco 2921 supports modular interfaces, licensing upgrades, and additional services modules to scale bandwidth and feature sets as needs evolve.
Yes, the router supports Cisco IOS Stateful Failover and Hot Standby Router Protocol (HSRP) for continuous network uptime.
Management options include Cisco IOS CLI, Cisco Prime Infrastructure, SNMP, NetFlow, and RESTCONF for centralized monitoring and automation.
The SKU C2921-WAAS-SEC/K9 ships with a limited lifetime hardware warranty and is eligible for Cisco SMARTnet support for advanced services and software updates.