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Charles Newman
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SHDSL connectivity has been stable on long distance links. Reliable performance.
C2801-4SHDSL/K9
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2801 4-pair G.SHDSL bundle, HWIC-4SHDSL, SP Svcs, 128F/384D
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C2801-4SHDSL/K9
- Description:
- 2801 4-pair G.SHDSL bundle, HWIC-4SHDSL, SP Svcs, 128F/384D
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- Brand:
- Cisco
- GTIN:
- 784090014801
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C2801-4SHDSL/K9 Overview
C2801-4SHDSL/K9 is a fixed, enterprise-class router designed to deliver high-performance connectivity with integrated 4 SHDSL WAN interfaces and 2 Fast Ethernet LAN ports, ensuring robust data transfer while providing advanced IPSec VPN support. It features a reliable AC power supply (with optional redundant power enhancements), a modular design with 2 EHWIC slots for expansion, and core integrated services such as voice and firewall capabilities—all engineered to meet the stringent demands of critical network environments.
The router is optimized for secure and efficient enterprise use with officially documented routing protocols including OSPF, BGP, EIGRP, RIP, and static routing. It offers comprehensive remote management (via Telnet, SSH, and SNMP), compliance with FCC/CE standards, QoS features for traffic prioritization, and a throughput capacity of up to 25 Mbps (approximately 0.025 Gbps), making it ideal for environments where performance, redundancy, and versatility are paramount.
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C2801-4SHDSL/K9 Specifications
- Power Source
- AC Power Supply
- Form Factor
- Rack-mount
- Memory
- 256 MB
- Height
- 1.73 inches
- Depth
- 11.1 inches
- Flash Memory
- 128 MB
- Width
- 17.3 inches
- Ethernet Technology
- 10/100
- Weight
- 15 lbs
- Product Type
- Enterprise Router
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- Architecture
- Fixed
- LAN Ports
- 2 LAN Ports
- Wi-Fi Standard
- N/A
- Connectivity Type
- Wired
- Wireless Support
- No
- Firewall Features
- Yes
- Management
- Managed
- Safety
- N/A
- EMC
- N/A
- Telecom
- N/A
- QoS Features
- Supported
- Modular Slots Available
- 2 Slots
- Stacking Capability
- No
- 5G Support
- No
- Interface Ports
- RJ-45
- Device Type
- Router
- WAN Configuration
- WAN
- High Availability Support
- Supported
- Expansion Slots
- EHWIC
- Power
- 65 Watt
- Speed/Capacity
- N/A
- Features
- VPN / IPv6 Compatible / Firewall
- Use Case
- Enterprise
- Throughput Capacity
- 0.025 Gbps
- Remote Management
- Telnet / SSH / SNMP
- Integrated Services
- Voice
- Built-in Security Features
- Firewall / Intrusion Prevention
- Network Protocols
- IPv4 / IPv6
- Compliance Standards
- FCC / CE
- VPN Support
- IPSec
- Broadband
- DSL
- WAN Ports
- 4 WAN
- Product Name
- Cisco 2801 Integrated Services Router - 4SHDSL/K9
C2801-4SHDSL/K9 Use Case
High-Speed Symmetrical WAN for Distributed Retail Branches
A national retail chain implements the C2801-4SHDSL/K9-2801 4-pair G.SHDSL bundle, HWIC-4SHDSL, SP Svcs, 128F/384D to bond four copper loops into a single up to 8 Mbps symmetrical link. The solution’s built-in QoS, VLAN segmentation and integrated firewall deliver consistent POS transaction throughput, real-time video surveillance and VoIP across 200+ remote stores. Benefit: Simplified provisioning, centralized management and carrier-grade uptime reduce operational costs while guaranteeing application performance.
Secure, Compliant WAN for Financial Services Branches
A regional bank deploys the C2801-4SHDSL/K9-2801 4-pair G.SHDSL bundle, HWIC-4SHDSL, SP Svcs, 128F/384D to aggregate four G.SHDSL circuits into a resilient, up to 8 Mbps symmetrical transport. Native VPN, zone-based firewall and embedded encryption ensure PCI DSS and FINRA compliance for online trading, customer portals and data replication. Benefit: End-to-end security with predictable latency, streamlined audits and cost-effective redundancy across 50+ branch locations.
Managed Enterprise Broadband Service for SMEs
A service provider leverages the C2801-4SHDSL/K9-2801 4-pair G.SHDSL bundle, HWIC-4SHDSL, SP Svcs, 128F/384D as CPE to deliver multi-pair bonded G.SHDSL to small and mid-market customers. The platform supports per-customer QoS, SNMP monitoring and zero-touch provisioning, enabling turnkey delivery of 8 Mbps symmetrical broadband and failover over DSL. Benefit: Accelerated time-to-revenue, reduced truck rolls and differentiated SLAs drive higher ARPU and improved customer satisfaction.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| C2801-4SHDSL/K9 |  CISCO2851 |  CISCO2821 |  C2821-25UC-VSEC/K9 |  CISCO2811 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Modular | Fixed | Modular |
| Broadband | DSL | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall | Firewall | Firewall | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE | FCC / CE | IEEE 802.3 / IEEE 802.3u | FCC, CE | FCC / CE / IC |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 11.1 inches | 14.5 inches | 11.3 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC | EHWIC | EHWIC | EHWIC / NIM |
| Features | VPN / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / IPv6 Compatible / Firewall / Voice | VPN / VoIP / Firewall / IPv6 Compatible | VPN / IPv6 Compatible / Firewall / VoIP |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 256 MB | 256 MB | 128 MB | 128 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 4.4 inches | 1.8 inches | N/A | N/A |
| High Availability Support | Supported | Supported | Not Supported | Not Supported | Supported |
| Integrated Services | Voice | Voice / Video / WAN Optimization | Voice | Voice | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 2 LAN Ports | Modular LAN | N/A | 4 LAN Ports | Modular LAN |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 512 MB | 512 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4, IPv6 | IPv4 / IPv6 | IPv4, IPv6 | IPv4 / IPv6 |
| Power | 65 Watt | 65 Watt | 60W | 65 W | 150W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply / Redundant |
| Product Name | Cisco 2801 Integrated Services Router - 4SHDSL/K9 | Cisco 2851 Integrated Services Router | Cisco 2821 Integrated Services Router | Cisco 2821 Integrated Services Router | Cisco 2811 Integrated Services Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet / SSH / SNMP | Telnet, SSH, SNMP | Telnet / SSH / SNMP | Telnet / SSH / SNMP | CLI / Telnet / SNMP / SSH |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / RIP / Static Routing | OSPF / EIGRP / BGP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | N/A |
| Speed/Capacity | N/A | N/A | 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 Gbps | N/A | 25 Mbps | 30 Mbps |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec | IPSec / DMVPN / N/A | IPSec | IPSec | IPSec / DMVPN |
| WAN Configuration | WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 4 WAN | 2 WAN | 2 WAN | 2 WAN | Modular WAN |
| Weight | 15 lbs | 23.1 lbs | 10.3 lbs | N/A | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.3 inches | 17.3 inches | 17.3 inches | N/A | N/A |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
D
Douglas Price
4
Good solution for specialized SHDSL requirements. Consistent uptime.
H
Harold Simmons
4
Handled bonded SHDSL links well. Easy setup and dependable results.
D
Dennis Clark
4
Cisco reliability for legacy connectivity needs. Performs as expected.
V
Victor Ramirez
5
Stable router for SHDSL deployments. No major issues.
Questions & Answers
What is the Cisco 2801 4-pair G.SHDSL bundle (SKU C2801-4SHDSL/K9)?
The Cisco 2801 4-pair G.SHDSL bundle (SKU C2801-4SHDSL/K9) is a fully integrated routing solution that includes a Cisco 2801 router, a HWIC-4SHDSL interface card and service provider software to deliver symmetrical data rates up to 128 kbps per pair.
What are the key features of the HWIC-4SHDSL module?
The HWIC-4SHDSL module provides four independent G.SHDSL ports, adjustable line rates, diagnostics for loop status and performance monitoring, and seamless integration with the Cisco 2801 platform.
What upstream and downstream speeds does the 4-pair G.SHDSL support?
The 4-pair G.SHDSL configuration supports symmetrical data rates from 32 kbps up to 512 kbps per pair, delivering aggregate rates up to 2 Mbps in both directions.
How many G.SHDSL channels are supported by the HWIC-4SHDSL?
The HWIC-4SHDSL supports four separate G.SHDSL channels, each configurable for independent bandwidth and diagnostics, enabling flexible service offerings.
What are the typical use cases for the Cisco 2801 4-pair G.SHDSL bundle?
Common use cases include small- to medium-enterprise WAN connectivity, remote office Internet access, secure VPN aggregation, and managed services requiring symmetric bandwidth.
What is the maximum reach of the 4-pair G.SHDSL signal?
Under standard conditions, the 4-pair G.SHDSL signal can reach up to 4 kilometers (2.5 miles) per pair, depending on line quality and data rate settings.
Which routing protocols are supported by the Cisco 2801 router?
The Cisco 2801 supports a full suite of routing protocols including OSPF, EIGRP, BGP, RIP, and IS-IS, as well as multicast and IPv6 routing capabilities.
What service provider software is included in the SP services for SKU C2801-4SHDSL/K9?
The SP services package includes Cisco IOS Software features optimized for service providers, such as QoS, traffic shaping, MPLS L3 VPN, and advanced security capabilities.
How do I install the HWIC-4SHDSL on the Cisco 2801 router?
To install, power down the router, insert the HWIC-4SHDSL into any available HWIC slot, secure with the retaining screw, then power on and configure via CLI using the "interface hwic 0" commands.
Which Cisco IOS Software releases are compatible with this G.SHDSL bundle?
The 2801 4-pair G.SHDSL bundle is compatible with Cisco IOS Software release 12.4(20)T and later, with recommended feature sets including Advanced IP Services or Service Provider.
What is the power consumption of the Cisco 2801 4-pair G.SHDSL bundle?
The fully loaded system consumes approximately 40 watts under normal operating conditions, with a AC input range of 100–240 VAC at 50–60 Hz.
What diagnostic and troubleshooting features does the HWIC-4SHDSL provide?
The HWIC-4SHDSL offers built-in local loopback, remote loopback, and SNR margin monitoring per pair, enabling rapid fault isolation and proactive maintenance.
What warranty and support options are available for SKU C2801-4SHDSL/K9?
Cisco offers a limited lifetime warranty on the Cisco 2801 hardware plus 90-day software support, with optional SMARTnet service for 24/7 access to updates and TAC support.
What does the 128F/384D specification mean for performance?
The 128F/384D designation refers to up to 128 kbps upstream and 384 kbps downstream per G.SHDSL pair, delivering predictable symmetrical or asymmetrical bandwidth profiles.
Can I upgrade the Cisco 2801 for higher bandwidth or additional features?
Yes, the Cisco 2801 supports modular upgrades via additional HWIC cards, flash memory expansion, and IOS feature licensing to increase bandwidth and enable advanced services.
What security features are built into the Cisco 2801 4-pair G.SHDSL bundle?
Security features include integrated stateful firewall, IPSec VPN acceleration, SSL VPN, control-plane protection, and advanced ACLs to safeguard WAN connections.