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Name: |
C2801-ADSL2-M/K9 |
Description: | 2801 bundle, HWIC-1ADSL-M, SP Svcs, 64MB CF/192MB DR |
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GTIN: | 746320976372 ![]() |
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C2801-ADSL2-M/K9 Overview
C2801-ADSL2-M/K9 is a modular enterprise router designed for branch offices and small to medium business environments, featuring an integrated ADSL2 modem that provides flexible broadband connectivity alongside dual 10/100 Ethernet LAN interfaces and a dedicated WAN port. This device delivers a robust architecture with multiple expansion slots for NIM or EHWIC modules, while offering support for key routing protocols, advanced VPN capabilities including IPSec and SSL VPN, and built-in firewall security for enhanced network protection.
With power supplied by an AC adapter and optional redundancy, the router delivers reliable performance and throughput capacity up to 75 Mbps. Its integrated services for voice, security, and WAN optimization combined with remote management options via Telnet, SSH, SNMP, and HTTP make it an ideal fit for businesses requiring a secure, scalable, and high-availability routing solution.
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C2801-ADSL2-M/K9 Specifications
Product Type | Enterprise Router |
VPN Support | IPSec / SSL VPN |
Power Source | AC Power Supply |
Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing |
Broadband | DSL |
Architecture | Modular |
WAN Configuration | WAN |
WAN Ports | 1 WAN |
LAN Ports | 2 LAN Ports |
Ethernet Technology | 10/100 |
Wi-Fi Standard | N/A |
Connectivity Type | Wired |
Network Protocols | IPv4, IPv6 |
Remote Management | Telnet, SSH, SNMP, HTTP |
Compliance Standards | RoHS, FCC, CE |
Wireless Support | No |
Speed/Capacity | Fast Ethernet |
Firewall Features | Yes |
Features | VPN, Firewall, Integrated Services, Modular Expansion, DSL, Security |
Use Case | Business |
Management | Managed |
Form Factor | Rack-mount |
Integrated Services | Voice / Security / WAN Optimization |
High Availability Support | Supported |
Safety | N/A |
EMC | N/A |
Telecom | N/A |
Throughput Capacity | 75 Mbps |
QoS Features | Supported |
Built-in Security Features | Firewall, Intrusion Prevention, ACL |
Expansion Slots | EHWIC / NIM |
Modular Slots Available | 2 Slots |
Stacking Capability | No |
5G Support | No |
Memory | 256 MB |
Flash Memory | 128 MB |
Interface Ports | RJ-45 |
Power | 65 W |
Device Type | Router |
Product Name | Cisco 2801 ADSL2 Integrated Services Router |
Height | 1.73 inches |
Width | 17.1 inches |
Depth | 16.3 inches |
Weight | 19.2 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.







Product Comparison Table
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Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
Connectivity Type | Wired | Wired | Wired | Wired / Wireless / Ethernet | Wired / Ethernet |
Broadband | N/A | DSL | N/A | DSL / Fiber Optic | Fiber Optic / 4G |
Power Source | AC Power Supply / Redundant | AC Power Supply | Redundant AC Power Supply | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant |
Architecture | Modular | Modular | Modular | Modular | Modular |
WAN Configuration | Dual WAN | WAN | Modular WAN | Dual WAN | Dual WAN |
WAN Ports | 2 WAN | 1 WAN | Modular WAN | 2 WAN | 2 WAN |
LAN Ports | 4 LAN Ports | 2 LAN Ports | Modular LAN | 4 LAN Ports / Modular LAN | 4 LAN Ports |
Ethernet Technology | 10/100 | 10/100 | 10G | 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 | N/A | Fast Ethernet | 10Gbps | Gigabit | Gigabit |
Routing Protocols Supported | - | - | - | - | - |
VPN Support | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN / GRE / DMVPN | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN |
Firewall Features | Yes | Yes | Yes | Yes | Yes |
Features | VPN, IPv6 Compatible, Firewall | VPN, Firewall, Integrated Services, Modular Expansion, DSL, Security | VPN / IPv6 Compatible / Firewall / MPLS | VPN, IPv6 Compatible, Firewall, MPLS | VPN, IPv6 Compatible, Firewall, POE, MPLS |
Use Case | Enterprise | Business | Enterprise | Enterprise | Enterprise |
Management | Managed | Managed | Managed | Managed | Managed |
Form Factor | Rack-mount | Rack-mount | Chassis | Rack-mount | Rack-mount |
Integrated Services | Voice, Video | Voice / Security / WAN Optimization | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization | Voice, Video, WAN Optimization |
High Availability Support | Supported | Supported | Supported | Supported | Supported |
Throughput Capacity | 0.05 Gbps | 75 Mbps | 10 Gbps | 1 Gbps | 10 Gbps |
QoS Features | Supported | Supported | Supported | Supported | Supported |
Built-in Security Features | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention, ACL | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention | Firewall, Intrusion Prevention, Malware Protection |
Expansion Slots | EHWIC | EHWIC / NIM | NIM / SFP+ | NIM, SFP+ | NIM / SFP+ |
Modular Slots Available | 2 Slots | 2 Slots | 3+ Slots | 2 Slots | 2 Slots |
Stacking Capability | No | No | No | Yes | Yes |
5G Support | No | No | No | No | No |
Memory | 512 MB | 256 MB | 4 GB | 2 GB | 4 GB |
Flash Memory | 256 MB | 128 MB | 512 MB | 512 MB | 512 MB |
Interface Ports | RJ-45 | RJ-45 | RJ-45 / SFP+ / Combo Ports | RJ-45, SFP | RJ-45, SFP+ |
Device Type | Router | Router | Router | Router | Router |
Product Name | Cisco C2851-VSEC-CUBE/K9 | Cisco 2801 ADSL2 Integrated Services Router | 7609S-RSP7XL-10G-R | AR109W Integrated Enterprise Router | 90IG04P0-MO3010 Modular Enterprise Router |
Height | N/A | 1.73 inches | N/A | 1.75 inches | 2 inches |
Width | N/A | 17.1 inches | N/A | 17 inches | 17 inches |
Depth | N/A | 16.3 inches | N/A | 12 inches | 14 inches |
Weight | N/A | 19.2 lbs | N/A | 7 lbs | 15 lbs |
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