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Reliable ADSL/POTS router with wireless support. Stable connections and strong security for small offices.
CISCO1811W-AG-C/K9
Security Router 802.11a+g Compliant with Analog backup
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CISCO1811W-AG-C/K9
- Description:
- Security Router 802.11a+g Compliant with Analog backup
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- Brand:
- Cisco
- GTIN:
- 717522639600
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CISCO1811W-AG-C/K9 Overview
CISCO1811W-AG-C/K9 is a fixed integrated services router engineered for branch office and small-to-medium enterprise environments. It features a robust architecture that combines dual 10/100 Ethernet WAN interfaces and four LAN ports with integrated wireless capabilities, offering flexible power options through an AC power supply. The device supports essential integrated services such as voice and basic security features while allowing for expansion via an EHWIC slot for additional functionalities.
The router provides dedicated VPN support with IPSec encryption and delivers reliable throughput performance for secure remote connectivity. Its design incorporates modular capabilities for service expansion, built-in firewall features for data protection, and practical redundancy measures for consistent performance in business-critical use cases.
CISCO1811W-AG-C/K9 price is is available on request. Get immediate quote.
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CISCO1811W-AG-C/K9 Specifications
- Product Type
- Enterprise Router
- VPN Support
- IPSec / SSL VPN / N/A
- Power Source
- AC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- Broadband
- N/A
- 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 / IPv6 / PPPoE / NAT
- Remote Management
- CLI / SNMP / Web
- Compliance Standards
- FCC / CE / RoHS
- Wireless Support
- Yes
- Speed/Capacity
- N/A
- Firewall Features
- Yes
- Features
- VPN / Firewall / IPv6 Compatible
- Use Case
- Business
- Management
- Managed
- Form Factor
- Desktop
- Integrated Services
- Voice
- High Availability Support
- Not Supported
- Safety
- N/A
- EMC
- N/A
- Telecom
- N/A
- Throughput Capacity
- 0.025 Gbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall / Intrusion Prevention
- Expansion Slots
- EHWIC
- Modular Slots Available
- 1 Slot
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 512 MB
- Flash Memory
- 256 MB
- Interface Ports
- RJ-45
- Power
- 65W
- Device Type
- Router
- Product Name
- Cisco 1811 Wireless Advanced Gateway
- Height
- 1.06 inches
- Width
- 8.50 inches
- Depth
- 9.50 inches
- Weight
- 6.60 lbs
CISCO1811W-AG-C/K9 Use Case
Secure Retail POS Continuity with Cisco1811W-AG-C/K9 Analog Failover
A national retail chain deploys the CISCO1811W-AG-C/K9-Security Router 802.11a+g at each store to provide encrypted Wi-Fi for staff tablets and POS terminals. In case of primary DSL or cable failure, the built-in analog backup modem automatically dials out to keep credit-card transactions live. Outcome: uninterrupted sales, PCI compliance and zero revenue loss during broadband outages.
Rapid-Deploy Field Office WAN & Wireless for Emergency Response
A disaster-relief agency uses the CISCO1811W-AG-C/K9 to establish secure VPN tunnels over 802.11a+g links between mobile command centers and HQ. When satellite or cellular links degrade, the analog backup modem ensures critical voice and data routes remain online. Outcome: high-availability communications under all conditions, faster coordination, improved rescue response times.
High-Availability Remote Clinic EHR Access with Dual-Link Resilience
A rural healthcare provider implements CISCO1811W-AG-C/K9 to deliver secure Wi-Fi for staff devices and Electronic Health Record (EHR) systems via primary broadband and secondary analog dial-up. Automatic failover maintains HIPAA-compliant connectivity for telemedicine and patient data transfers. Outcome: continuous EHR access, enhanced patient care and regulatory compliance in remote locations.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 CISCO1811W-AG-C/K9 |  CISCO1801/K9 |  CISCO1841-HSEC/K9 |  CISCO1841-ADSL2-M |  CISCO1841-4SHDSL | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Modular | Fixed | Modular |
| Broadband | N/A | N/A | N/A | DSL | DSL |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE / RoHS | FCC / CE | FCC / CE | FCC, CE | FCC / CE / RoHS |
| Connectivity Type | Wired / Wireless / Ethernet | Wired | Wired | Wired | Wired |
| Depth | 9.50 inches | 14 in | 10.8 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | FCC / CE |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | NIM | EHWIC | EHWIC | EHWIC / NIM |
| Features | VPN / Firewall / IPv6 Compatible | VPN / Voice / Firewall / IPv6 Compatible | VPN / Firewall / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 128 MB | 32 MB | 256 MB | 256 MB |
| Form Factor | Desktop | Rack-mount | Rack-mount | Desktop | Rack-mount |
| Height | 1.06 inches | 1.75 in | 1.75 inches | N/A | N/A |
| High Availability Support | Not Supported | Not Supported | Supported | Not Supported | Supported |
| Integrated Services | Voice | Voice / Video | Voice / Video / WAN Optimization | Voice | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 2 LAN Ports | 2 LAN Ports | 2 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 256 MB | 128 MB | 128 MB | 128 MB |
| Modular Slots Available | 1 Slot | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 / PPPoE / NAT | IPv4 / IPv6 | IP / IPv6 | IP, IPX, AppleTalk | IP / TCP/IP / UDP / ICMP / SNMP |
| Power | 65W | 48 W | 65 Watt | 65 W | 65 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply / Redundant |
| Product Name | Cisco 1811 Wireless Advanced Gateway | Cisco 1801 Integrated Services Router | CISCO1841-HSEC/K9 | CISCO1841-ADSL2-M | CISCO1841-4SHDSL |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / Web | CLI / SSH / Telnet / SNMP | SSH / Telnet / SNMP | Telnet, SSH, SNMP | Telnet / SSH / SNMP / HTTP/HTTPS |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | UL |
| Speed/Capacity | N/A | Gigabit | N/A | N/A | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.025 Gbps | 0.075 | 0.033 Gbps | 0.075 Gbps | 0.035 Gbps |
| Use Case | Business | Enterprise | Business / Enterprise | Small Business / Enterprise | Enterprise / Business |
| VPN Support | IPSec / SSL VPN / N/A | IPSec / SSL VPN | IPSec / SSL VPN | IPSec | IPSec |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 1 WAN | 4 WAN |
| Weight | 6.60 lbs | 12 lbs | 11.9 lbs | N/A | N/A |
| Wi-Fi Standard | WiFi 3 | N/A | N/A | N/A | N/A |
| Width | 8.50 inches | 17 in | 17.3 inches | N/A | N/A |
| Wireless Support | Yes | No | No | No | No |
Reviews & Ratings
E
Ethan Davis
4
Cisco 1811W-AG-C ensures consistent performance and secure connections. Easy to deploy and manage.
L
Liam Walker
5
Wireless and routing stability meets our daily business needs. Ideal for SOHO environments.
O
Olivia Taylor
3
Durable and dependable router. Handles voice, data, and wireless users efficiently.
B
Benjamin Roberts
4
Good balance of usability and security. Provides stable connectivity for everyday office operations.
Questions & Answers
What are the key features of the Cisco 1811W-AG-C/K9 Security Router?
The Cisco 1811W-AG-C/K9 integrates 802.11a/g wireless, an analog modem backup, eight Fast Ethernet ports, hardware-accelerated VPN, stateful firewall, and QoS in a compact desktop form factor.
Which wireless standards does the Cisco 1811W-AG-C/K9 support?
This router supports dual-band 802.11a and 802.11g for simultaneous operation at 5 GHz and 2.4 GHz, ensuring backward compatibility and optimal performance.
Does the Cisco 1811W-AG-C/K9 include analog backup failover?
Yes. An integrated analog modem provides automatic WAN failover, maintaining connectivity if the primary broadband link fails.
What security protocols are available on the Cisco 1811W-AG-C/K9?
It supports IPsec, SSL VPN, 3DES/AES encryption, Cisco IOS Zone-Based Firewall and intrusion prevention for comprehensive network protection.