United States
Name:
CISCO1803/K9
- Description:
- G.SHDSL Router with Firewall/IDS and IPSEC
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- Brand:
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- Condition:
- GTIN:
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3 Year Extended Warranty
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For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
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
CISCO1803/K9 Overview
CISCO1803/K9 is a fixed enterprise router engineered for small to mid-sized networks that delivers robust integrated services, including voice and video, secure VPN connectivity, and advanced firewall capabilities. Its architecture supports dual WAN interfaces and four built-in 10/100 LAN ports while offering modular expansion via EHWIC slots, making it adaptable for a variety of network requirements.
CISCO1803/K9 features multiple power options via an AC power supply and provides industry-standard routing protocols such as OSPF, BGP, EIGRP, RIP, and static routing, ensuring reliable performance and redundancy. With throughput capacities of up to 25 Mbps, integrated VPN features (IPSec, GRE, DMVPN), and comprehensive security functions, this router is ideally suited for small business and enterprise branch office deployments.
What is the price of CISCO1803/K9?
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CISCO1803/K9 Specifications
| Product Type | Enterprise Router |
| VPN Support | IPSec / GRE / DMVPN |
| 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 | N/A |
| Connectivity Type | Wired |
| Network Protocols | TCP/IP / IPX |
| Remote Management | CLI / SNMP |
| Compliance Standards | FCC / CE |
| Wireless Support | No |
| Speed/Capacity | Fast Ethernet |
| Firewall Features | Yes |
| Features | VPN / IPv6 Compatible / Firewall / Voice |
| Use Case | Small Business / Enterprise |
| Management | Managed |
| Form Factor | Rack-mount |
| Integrated Services | Voice / Video |
| High Availability Support | Not Supported |
| Safety | N/A |
| EMC | N/A |
| Telecom | N/A |
| Throughput Capacity | 25 Mbps |
| QoS Features | Supported |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection |
| Expansion Slots | EHWIC |
| Modular Slots Available | 2 Slots |
| Stacking Capability | No |
| 5G Support | No |
| Memory | 256 MB |
| Flash Memory | 128 MB |
| Interface Ports | RJ-45 |
| Power | 65 Watts |
| Device Type | Router |
| Product Name | Cisco 1803/K9 Integrated Services Router |
| Height | 1.75 inches |
| Width | 17 inches |
| Depth | N/A |
| Weight | 6.6 lbs |
CISCO1803/K9 Use Case
Secure Retail Branch WAN Connectivity via G.SHDSL
In a multi-location retail chain leveraging existing copper infrastructure, the Cisco 1803/K9-G.SHDSL Router establishes reliable symmetric SHDSL links to headquarters. Its integrated stateful firewall and IDS monitor and block cyber threats in real time, while IPsec tunnels encrypt POS transactions and inventory data. Benefit: Delivers consistent 1–5 Mbps connectivity, enforces PCI-DSS compliance, and reduces branch network breaches by up to 50%.
Encrypted ATM Transaction Tunneling for Financial Institutions
A regional bank with dispersed ATMs uses the Cisco 1803/K9-G.SHDSL Router to transmit transaction data over bonded copper pairs. Built-in firewall/IDS appliances detect intrusion attempts and anomalous traffic patterns, while IPsec secures all cardholder information end-to-end. Benefit: Achieves PCI compliance, ensures 99.9% uptime for ATM networks, and cuts fraud-related incidents through proactive threat mitigation.
HIPAA-Compliant Healthcare Clinic Connectivity over DSL
Small medical clinics connecting to a central EMR system deploy the Cisco 1803/K9-G.SHDSL Router on legacy copper lines for symmetric bandwidth. Its firewall and intrusion detection engine inspects traffic for vulnerabilities, and IPsec tunnels protect patient records in transit. Benefit: Guarantees HIPAA-level encryption, continuous intrusion monitoring, and secure real-time access to electronic health records, minimizing data breach risks.
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 | Fixed | Fixed | Fixed | Fixed |
| Broadband | N/A | N/A | DSL | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC / CE / RoHS | FCC / CE | IEEE 802.3, 802.3u, 802.3ab | IEEE 802.3, IEEE 802.3u | FCC / CE |
| Connectivity Type | Wired / Wireless / Ethernet | Wired / Wireless | Wired | Wired | Wired |
| Depth | 9 inches | N/A | 13 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | FCC, CE | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100/1000 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC / WIC | NIM, EHWIC | N/A | EHWIC |
| Features | VPN / VoIP / IPv6 Compatible / Firewall | VPN / Firewall / Integrated Wireless / QoS | VPN, VoIP, IPv6 Compatible, Firewall, MPLS | VPN / VoIP / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall / Voice |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 256 MB | 128 MB | 128 MB |
| Form Factor | Desktop | Desktop | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | N/A | 1.75 inches | N/A | 1.75 inches |
| High Availability Support | Not Supported | Not Supported | Supported | Supported | Not Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video / Data | Voice, Video, WAN Optimization | Voice / Video | Voice / Video |
| Interface Ports | RJ-45 | RJ-45 / Combo Ports | RJ-45, Combo Ports | RJ-45 | RJ-45 |
| LAN Ports | 2 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | 1 Slot | 2 Slots | N/A | 2 Slots |
| Network Protocols | IPv4 / IPv6 | TCP/IP | IP, TCP, UDP, HTTP, SNMP | TCP/IP, UDP, ICMP | TCP/IP / IPX |
| Power | 65 Watt | 65W | 150W | 65W | 65 Watts |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply with Redundant Option | AC Power Supply | AC Power Supply |
| Product Name | CISCO1801W-AG-N/K9 Integrated Services Router | Cisco 1861 Integrated Services Router Wireless | Cisco 1802 Integrated Services Router | Cisco C1861-SRST-F/K9 | Cisco 1803/K9 Integrated Services Router |
| 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 / HTTP / SNMP | Telnet, SSH, SNMP, HTTPS | SSH, Telnet, SNMP | CLI / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | UL, CE | N/A | N/A |
| Speed/Capacity | N/A | Fast Ethernet | Gigabit | N/A | Fast Ethernet |
| Stacking Capability | No | No | Yes | No | No |
| Telecom | N/A | N/A | ETSI | N/A | N/A |
| Throughput Capacity | 0.027 Gbps | 25 Mbps | 1 Gbps | 0.05 Gbps | 25 Mbps |
| Use Case | Enterprise | Branch Office / Enterprise | Enterprise / Business | Enterprise | Small Business / Enterprise |
| VPN Support | IPSec / DMVPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / GRE / DMVPN |
| WAN Configuration | Dual WAN | WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 10 lbs | N/A | 15 lbs | N/A | 6.6 lbs |
| Wi-Fi Standard | WiFi 3 | 802.11n | N/A | N/A | N/A |
| Width | 17 inches | N/A | 17 inches | N/A | 17 inches |
| Wireless Support | Yes | Yes | No | No | No |
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Questions & Answers
Q
What is the Cisco 1803/K9 G.SHDSL Router with Firewall/IDS and IPsec?
A
The Cisco 1803/K9 is a compact, single-box G.SHDSL broadband router featuring an integrated stateful firewall, intrusion detection system (IDS), and hardware-accelerated IPsec for secure site-to-site VPN connectivity.
Q
Which key features does the Cisco 1803/K9 model offer?
A
Key features include G.SHDSL line bonding for up to 15.3 Mbps per pair, a built-in 16 MAC stateful firewall, signature-based IDS, up to 50 simultaneous IPsec tunnels, and Layer 2/3 routing capabilities.
Q
What G.SHDSL speeds and line topologies are supported?
A
Supports data rates from 192 Kbps to 15.3 Mbps per copper pair; up to four pairs bonded (30.6 Mbps aggregate); point-to-point, point-to-multipoint, and hub-and-spoke topologies.
Q
How does the integrated firewall and IDS improve network security?
A
The device uses a hardware-based stateful firewall to inspect and filter traffic, while the IDS engine detects known attack signatures in real time, blocking or logging malicious packets before they reach your LAN.
Q
How many IPsec VPN tunnels can the Cisco 1803/K9 handle?
A
It supports up to 50 concurrent site-to-site IPsec tunnels with AES or 3DES encryption and SHA-2/SHA-1 authentication, providing scalable secure connectivity for branch offices.
Q
What is the forwarding throughput of the Cisco 1803/K9?
A
Delivers up to 40 Mbps of aggregate routing and VPN forwarding performance, sufficient for most small-to-medium branch office environments.
Q
Which wired interfaces are included on the Cisco 1803/K9?
A
Includes one G.SHDSL WAN port (RJ-21 adapter), one Fast Ethernet LAN port (RJ-45), one Fast Ethernet WAN port, and one console port for CLI access.
Q
What routing protocols and features are supported?
A
Supports static routing, RIPv1/v2, OSPFv2, GRE, VRRP, NAT, DHCP client and server, policy-based routing, and object-based ACLs for granular traffic control.
Q
How is the Cisco 1803/K9 managed and configured?
A
Management options include Cisco IOS CLI via console or SSH, web-based GUI, SNMPv2c/v3 monitoring, and Cisco Configuration Professional for guided setup.
Q
What are the power requirements and environmental specs?
A
Operates on 100–240 VAC, 50/60 Hz with a 12 W maximum draw; temperature range 0 °C to 40 °C; humidity 10%–90% non-condensing.
Q
Which compliance and certifications does it meet?
A
Meets CE, FCC Class B, UL/cUL, RoHS, WEEE, and ENERGY STAR certifications for global safety and environmental standards.
Q
What type of warranty and support is included?
A
Includes a one-year limited hardware warranty and 90 days of Cisco TAC support; optional Smart Net Total Care service available for extended coverage and next-business-day hardware replacement.
Q
Can I perform a remote software upgrade on the Cisco 1803/K9?
A
Yes. You can upgrade Cisco IOS images via TFTP, FTP, SFTP, or USB flash, and automate backup/restore operations through the CLI or Cisco Configuration Professional.
Q
Does the router support Quality of Service (QoS)?
A
Yes. Features include classification, marking (DSCP, IP precedence), policing, shaping, and priority queuing to ensure reliable delivery of voice, video, and data traffic.
Q
How do I reset the Cisco 1803/K9 to factory defaults?
A
Use the CLI command "write erase" followed by "reload" at the console prompt, or press and hold the MODE button during power-up until the LEDs blink to restore factory settings.
Q
Is the Cisco 1803/K9 suitable for small and medium businesses?
A
Yes. Its integrated security, multi-line G.SHDSL, VPN scalability, and versatile management make it ideal for SMBs requiring reliable broadband and secure connectivity.
