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Name: |
C2811-VSEC/K9 |
Description: | 2811 Voice Security Bundle,PVDM2-16,Adv IP Serv,128F/512D |
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GTIN: | 818250713379 ![]() |
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C2811-VSEC/K9 Overview
C2811-VSEC/K9 is a modular enterprise router designed with a flexible architecture that supports a variety of power options using an AC power supply and offers integrated WAN and LAN interfaces. It provides built-in VPN features with IPSec support, enabling secure tunneling and firewall protection while also supporting multiple routing protocols such as OSPF, EIGRP, BGP, and RIP for robust connectivity. Its design incorporates integrated services—including voice, video, and WAN optimization—geared for branch office and enterprise use where security and performance are critical.
C2811-VSEC/K9 delivers reliable throughput of up to 25 Mbps with redundancy and high availability support, ensuring mission‐critical performance. The router’s modular capabilities allow for expansion with EHWIC/NIM slots and customizable LAN/WAN interface modules, making it ideal for diverse use cases ranging from secure enterprise connectivity to remote branch applications, while its remote management options (Telnet, SSH, SNMP) simplify administration.
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C2811-VSEC/K9 Specifications
Product Type | Enterprise Router |
VPN Support | IPSec |
Power Source | AC Power Supply |
Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing |
Broadband | N/A |
Architecture | Modular |
WAN Configuration | Dual WAN |
WAN Ports | 2 WAN |
LAN Ports | Modular LAN |
Ethernet Technology | 10/100 |
Wi-Fi Standard | N/A |
Connectivity Type | Wired |
Network Protocols | IP, IPX, AppleTalk |
Remote Management | Telnet, SSH, SNMP |
Compliance Standards | FCC, CE |
Wireless Support | No |
Speed/Capacity | N/A |
Firewall Features | Yes |
Features | VPN, IPv6 Compatible, Firewall, MPLS |
Use Case | Enterprise |
Management | Managed |
Form Factor | Rack-mount |
Integrated Services | Voice, Video, WAN Optimization |
High Availability Support | Supported |
Safety | N/A |
EMC | N/A |
Telecom | N/A |
Throughput Capacity | 25 Mbps |
QoS Features | Supported |
Built-in Security Features | Firewall, Intrusion Prevention |
Expansion Slots | EHWIC / NIM |
Modular Slots Available | 3+ Slots |
Stacking Capability | No |
5G Support | No |
Memory | 128 MB |
Flash Memory | 256 MB |
Interface Ports | RJ-45, Serial, Modular Slots |
Power | 130 Watts |
Device Type | Router |
Product Name | Cisco 2811 Integrated Services Router (C2811-VSEC/K9) |
Height | N/A |
Width | N/A |
Depth | N/A |
Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.







Product Comparison Table
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Product Type | Enterprise Router | Integrated Services Router | Enterprise Router | Enterprise Router | Enterprise Router |
Connectivity Type | Wired | Wired | Wired | Wired | Wired |
Broadband | N/A | N/A | N/A | Fiber Optic / DSL | Fiber Optic / 4G |
Power Source | AC Power Supply | DC Power Supply | AC Power Supply | AC Power Supply / Redundant | AC Power Supply with Redundant Options |
Architecture | Fixed | Modular | Modular | Modular | Modular |
WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
LAN Ports | 4 LAN Ports | Modular LAN | Modular LAN | 4 LAN Ports | 8 LAN Ports |
Ethernet Technology | 10/100/1000 | 10/100 | 10/100 | 10/100/1000 | 10/100/1000 |
Wi-Fi Standard | N/A | N/A | N/A | WiFi 6 | N/A |
Wireless Support | No | No | No | Yes | No |
Speed/Capacity | Gigabit | N/A | N/A | Gigabit | Gigabit |
Routing Protocols Supported | - | - | - | - | - |
VPN Support | IPSec / SSL VPN | IPSec / SSL VPN | IPSec | IPSec / SSL VPN | IPSec / SSL VPN |
Firewall Features | Yes | Yes | Yes | Yes | Yes |
Features | VPN, Firewall, IPv6 Compatible, Integrated Services, QoS | VPN / IPv6 Compatible / Firewall | VPN, IPv6 Compatible, Firewall, MPLS | VPN, IPv6 Compatible, Firewall, POE | VPN, Firewall, IPv6 Compatible, QoS |
Use Case | Small Business, Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
Management | Managed | Managed | Managed | Managed | Managed |
Form Factor | Desktop | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
Integrated Services | Voice, Video | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization | Voice, Video | Voice, Video, WAN Optimization |
High Availability Support | Not Supported | Supported | Supported | Supported | Supported |
Throughput Capacity | 0.1 Gbps | 60 Mbps | 25 Mbps | 2.5 Gbps | 10 Gbps |
QoS Features | Supported | Supported | Supported | Supported | Supported |
Built-in Security Features | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention, Malware Protection |
Expansion Slots | EHWIC | EHWIC | EHWIC / NIM | NIM | NIM, SFP+ |
Modular Slots Available | N/A | 3+ Slots | 3+ Slots | 2 Slots | 3+ Slots |
Stacking Capability | No | No | No | Yes | Yes |
5G Support | No | No | No | No | No |
Memory | 512 MB | 256 MB | 128 MB | 4 GB | 4 GB |
Flash Memory | 128 MB | 128 MB | 256 MB | 512 MB | 512 MB |
Interface Ports | RJ-45 | RJ-45 | RJ-45, Serial, Modular Slots | RJ-45, SFP | RJ-45, SFP |
Device Type | Router | Router | Router | Router | Router |
Product Name | CISCO887G-K9 Integrated Services Router | Cisco 3825-DC Integrated Services Router | Cisco 2811 Integrated Services Router (C2811-VSEC/K9) | AR161W-S Secure Enterprise Router | 90IG04T0-MO3R70 Enterprise Router |
Height | 1.7 inches | N/A | N/A | 1.75 inches | 2 inches |
Width | 8.6 inches | N/A | N/A | 17 inches | 17 inches |
Depth | 9.8 inches | N/A | N/A | 18 inches | 16 inches |
Weight | 4.3 lbs | N/A | N/A | 15 lbs | 25 lbs |
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