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Name:
CISCO1811W-AG-B/K9
- Description:
- Security Router with 802.11a+g FCC Compliant and Analog B/U
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Delivery Timelines
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Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
CISCO1811W-AG-B/K9 Overview
CISCO1811W-AG-B/K9 is a fixed enterprise router built with an integrated wireless gateway, offering robust connectivity options through dual WAN and four LAN interfaces that ensure seamless wired and wireless networking. Designed with an external AC power supply, its architecture delivers secure, high-performance routing with built-in hardware redundancy and comprehensive network protocols.
CISCO1811W-AG-B/K9 also integrates essential services such as voice and video support along with advanced VPN capabilities, enabling secure remote access. Its feature set—including firewall protection, NAT, and QoS—coupled with moderate expansion capability and reliable throughput performance, makes it a solid choice for enterprise use cases where network resilience and integrated services are required.
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CISCO1811W-AG-B/K9 Specifications
| Product Type | Enterprise Router |
| VPN Support | IPSec / SSL VPN |
| Power Source | AC Power Supply |
| Routing Protocols | OSPF / BGP / EIGRP / Static Routing |
| Broadband | DSL |
| Architecture | Fixed |
| WAN Configuration | Dual WAN |
| WAN Ports | 2 WAN |
| LAN Ports | 4 LAN Ports |
| Ethernet Technology | 10/100 |
| Wi-Fi Standard | WiFi 3 |
| Connectivity Type | Wired / Wireless / Ethernet |
| Network Protocols | IPv4 |
| Remote Management | SSH / Telnet / SNMP |
| Compliance Standards | FCC / CE |
| Wireless Support | Yes |
| Speed/Capacity | Fast Ethernet |
| Firewall Features | Yes |
| Features | VPN / Firewall / NAT / QoS / IPv6 Compatible |
| Use Case | Enterprise |
| Management | Managed |
| Form Factor | Desktop / Rack-mount |
| Integrated Services | Voice / Video |
| High Availability Support | Supported |
| Safety | N/A |
| EMC | N/A |
| Telecom | N/A |
| Throughput Capacity | 0.15 Gbps |
| QoS Features | Supported |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection |
| Expansion Slots | N/A |
| Modular Slots Available | N/A |
| Stacking Capability | No |
| 5G Support | No |
| Memory | 128 MB |
| Flash Memory | 32 MB |
| Interface Ports | RJ-45 |
| Power | 65 W |
| Device Type | Router |
| Product Name | CISCO1811W-AG-B/K9 Wireless Gateway Router |
| Height | 1.7 inches |
| Width | 17.7 inches |
| Depth | 14.1 inches |
| Weight | 10 lbs |
CISCO1811W-AG-B/K9 Use Case
Secure Multi-Branch VPN with Dial-Up Failover
In a financial services multi-branch deployment, the CISCO1811W-AG-B/K9-Security Router with FCC-compliant 802.11a+g delivers high-performance connectivity and AES-encrypted VPN tunnels over primary broadband, automatically failing over to its analog B/U dial-up modem during outages. This configuration maintains secure inter-branch communication, ensures 99.9% network availability and enforces regulatory compliance.
Rural Healthcare Telemedicine Resilience
In rural clinics, the CISCO1811W-AG-B/K9-Security Router leverages FCC-compliant 802.11a+g Wi-Fi for secure EHR access and patient portals, while its embedded analog B/U modem provides uninterrupted telemedicine sessions when primary links drop. The solution reduces downtime by 85%, supports HIPAA-grade encryption and safeguards critical patient data.
Industrial IoT Edge Connectivity with Redundant Backup
At manufacturing sites, the CISCO1811W-AG-B/K9-Security Router serves as an edge IoT gateway—aggregating 802.11a+g wireless sensors and securing SCADA traffic via IPsec VPN. When broadband fails, its analog B/U dial-up link preserves real-time monitoring and control, preventing production delays and maintaining process integrity.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Modular | Fixed | Fixed |
| Broadband | DSL | DSL | N/A | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC / CE | IEEE 802.3, IEEE 802.3u | FCC / CE | FCC, CE | FCC / CE |
| Connectivity Type | Wired / Wireless / Ethernet | Wired | Wired | Wired | Wired / Wireless |
| Depth | 14.1 inches | N/A | N/A | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC / CE | FCC / CE | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | N/A | NIM | EHWIC | EHWIC | N/A |
| Features | VPN / Firewall / NAT / QoS / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall | VPN / Firewall / IPv6 Compatible | VPN / VoIP / Firewall / IPv6 Compatible |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 32 MB | 256 MB | 128 MB | 256 MB | 128 MB |
| Form Factor | Desktop / Rack-mount | Desktop | Desktop | Desktop | Desktop |
| Height | 1.7 inches | N/A | N/A | N/A | N/A |
| High Availability Support | Supported | Not Supported | Not Supported | Supported | Not Supported |
| Integrated Services | Voice / Video | Voice / Video | Voice / Video / WAN Optimization | Voice | Voice |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 2 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 128 MB | 128 MB | 64 MB | 256 MB | 256 MB |
| Modular Slots Available | N/A | 2 Slots | 2 Slots | 1 Slot | N/A |
| Network Protocols | IPv4 | IP, TCP, UDP, ICMP | BGP / EIGRP / OSPF / RIP / Static Routing | IPv4, IPv6, NAT, PAT | TCP/IP, UDP, ICMP, IGMP |
| Power | 65 W | 65 Watt | 65 Watt | 65 Watt | 65 Watts |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | CISCO1811W-AG-B/K9 Wireless Gateway Router | CISCO1841-ADSL2 | Cisco 1841 Integrated Services Router | Cisco C1861-4F-VSEC/K9 Integrated Services Router | Cisco 1861W Integrated Services Router for Unified Communications |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH / Telnet / SNMP | Telnet, SSH, SNMP | Telnet / SSH / SNMP | Telnet, SSH, SNMP | CLI, SNMP, HTTP/HTTPS |
| Routing Protocols | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / BGP | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | UL / CE | N/A | N/A |
| Speed/Capacity | Fast Ethernet | N/A | N/A | N/A | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | ITU-T G.992.3 | N/A | N/A | N/A |
| Throughput Capacity | 0.15 Gbps | 25 Mbps | 0.035 Gbps | 0.025 Gbps | 0.025 Gbps |
| Use Case | Enterprise | Business | Business / Small Business / Enterprise | Business | Business |
| VPN Support | IPSec / SSL VPN | IPSec | IPSec / GRE / N/A | IPSec | IPSec |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 4 WAN | 1 WAN |
| Weight | 10 lbs | N/A | 7.5 lbs | N/A | N/A |
| Wi-Fi Standard | WiFi 3 | N/A | N/A | N/A | WiFi 3 |
| Width | 17.7 inches | N/A | N/A | N/A | N/A |
| Wireless Support | Yes | No | No | No | Yes |
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Questions & Answers
Q
What is the Cisco 1811W-AG-B/K9 Security Router?
A
The Cisco 1811W-AG-B/K9 is a compact branch office security router with integrated 802.11a/g Wi-Fi, analog dial-up backup and advanced firewall, ideal for small to midsize business networks.
Q
Which wireless standards does the Cisco 1811W-AG-B/K9 support?
A
It supports dual-band 802.11a and 802.11g Wi-Fi standards, delivering up to 54 Mbps of secure wireless connectivity for guest and employee networks.
Q
Is the Cisco 1811W-AG-B/K9 FCC compliant?
A
Yes, the Cisco 1811W-AG-B/K9 is FCC Part 15 Class B compliant, ensuring electromagnetic compatibility and interference immunity in commercial and residential environments.
Q
What security features are built into the Cisco 1811W-AG-B/K9?
A
It includes Cisco IOS Zone-Based Firewall, intrusion prevention (IPS), VPN (IPsec and SSL), NAC integration and stateful inspection to protect data and voice traffic at the branch.
Q
How does the analog backup circuit work on this router?
A
The integrated analog modem provides automatic dial-up backup over PSTN if the primary broadband link fails, ensuring uninterrupted connectivity for critical applications.
Q
What is the maximum WAN throughput of the Cisco 1811W-AG-B/K9?
A
With a full security feature set enabled, the router delivers up to 25 Mbps of firewall throughput, supporting secure internet access and site-to-site VPNs.
Q
How many LAN and WAN interfaces are available?
A
It offers two Fast Ethernet WAN ports, one Fast Ethernet LAN switch with two ports, plus the integrated analog modem and two internal wireless radios.
Q
Does the Cisco 1811W-AG-B/K9 support VPN connectivity?
A
Yes, it supports up to 50 IPsec VPN tunnels and SSL VPN sessions, enabling encrypted remote access and secure site-to-site communications.
Q
What management options does the router provide?
A
Manage the device via Cisco Configuration Professional, CLI (SSH/Telnet), SNMP v2/v3 or Cisco Prime, with embedded web-based GUI for simplified setup and monitoring.
Q
What is the recommended deployment scenario for this router?
A
Ideal for small branch offices, retail locations or teleworker sites requiring secure wired/wireless connectivity, VPN backup and integrated dial-up failover.
Q
How does the Cisco 1811W-AG-B/K9 handle Quality of Service (QoS)?
A
It provides advanced QoS features including traffic classification, policing, shaping and priority queuing to guarantee voice, video and data performance.
Q
What are the physical dimensions and power requirements?
A
The unit measures 9.5 x 7.5 x 1.75 inches, weighs 2.9 pounds and operates on 100–240VAC, 50–60Hz input with an internal universal power supply.
Q
What licensing and support options are available?
A
It ships with the Security and WAN Feature set license; optional SMARTnet support offers 24x7 technical assistance, software updates and hardware replacement.
Q
Can the Cisco 1811W-AG-B/K9 support voice and video applications?
A
Yes, with integrated voice/VPN modules and enhanced QoS, it prioritizes real-time traffic, enabling reliable IP telephony and video conferencing.
Q
How do I install and configure the Cisco 1811W-AG-B/K9?
A
Mount the router on a desk or rack, connect WAN/LAN and power, then use Cisco Configuration Professional or CLI to run the initial setup wizard and apply security policies.
