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The Cisco 878-K9 offers great G.SHDSL performance with secure routing. It's perfect for businesses needing fast, reliable internet and solid network security.
CISCO878-K9
G.SHDSL Security Router
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Name:
CISCO878-K9
- Description:
- G.SHDSL Security Router
- Rating:
Added to cart 28 times recently
- Availability:
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- Brand:
- Cisco
- GTIN:
- 746320958187
- Condition:
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CISCO878-K9 Overview
CISCO878-K9 is a fixed integrated services router designed for secure branch and small business deployments. It offers flexible AC power options, a single WAN port alongside four LAN ports operating at 10/100 Mbps, and built‐in VPN functionality using IPSec to deliver secure connectivity. The router’s architecture ensures integrated voice, video, and WAN optimization services while delivering reliable performance with inherent redundancy features to sustain critical business communications.
CISCO878-K9 also supports modular expansion through selectable interface modules, enabling enhanced integrated services and tailored connectivity. With industry-standard compliance and robust throughput capabilities, it meets the demands of enterprise and SMB use cases that require high security, efficient remote management, and optimized performance for distributed networks.
CISCO878-K9 price is is available on request. Get immediate quote.
Request bulk order quote for CISCO878-K9 for additional pricing. Browse the full Router Isr 800 series or explore all Cisco products.
CISCO878-K9 Specifications
- Product Type
- Integrated Services Router
- VPN Support
- IPSec VPN
- Power Source
- AC Power Supply
- Routing Protocols
- OSPF / BGP / RIP / Static Routing
- Broadband
- N/A
- Architecture
- Fixed
- WAN Configuration
- WAN
- WAN Ports
- 1 WAN
- LAN Ports
- 4 LAN Ports
- Ethernet Technology
- 10/100
- Wi-Fi Standard
- WiFi 4
- Connectivity Type
- Wired / Wireless
- Network Protocols
- IPv4, IPv6
- Remote Management
- Telnet, SSH, HTTP, HTTPS
- Compliance Standards
- FCC, CE
- Wireless Support
- Yes
- Speed/Capacity
- N/A
- Firewall Features
- Yes
- Features
- VPN / IPv6 Compatible / Firewall / QoS
- Use Case
- Business / Small Business
- Management
- Managed
- Form Factor
- Desktop
- Integrated Services
- Voice / Video / WAN Optimization
- High Availability Support
- Not Supported
- Safety
- FCC
- EMC
- N/A
- Telecom
- N/A
- Throughput Capacity
- 0.05 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
- 256 MB
- Flash Memory
- 128 MB
- Interface Ports
- RJ-45, Combo Ports
- Power
- 48W
- Device Type
- Router
- Product Name
- CISCO878-K9
- Height
- 1.0 inches
- Width
- 9.0 inches
- Depth
- 7.5 inches
- Weight
- 4 lbs
CISCO878-K9 Use Case
Enterprise-Grade Secure Remote Branch Connectivity Over G.SHDSL
In distributed enterprises, the CISCO878-K9-G.SHDSL Security Router bonds up to four G.SHDSL copper lines to deliver symmetrical bandwidth with AES-256 IPSec encryption for site-to-site VPN. Integrated QoS and automatic failover ensure reliable voice, video conferencing, and cloud application access—reducing WAN costs by up to 40% while maintaining 99.99% uptime and end-to-end data confidentiality.
High-Availability SHDSL Internet Backup for Financial Services
Financial institutions deploy the CISCO878-K9-G.SHDSL Security Router as a secondary Internet link via G.SHDSL to complement primary broadband or fiber connections. Real-time link health monitoring and policy-based routing enable seamless failover on outage. The outcome is continuous transaction processing, a 95% reduction in downtime, and adherence to stringent data-security regulations through an integrated stateful firewall and intrusion prevention system.
Secure SCADA and Industrial IoT Transport in Remote Facilities
Manufacturing, oil & gas and utility operators use the CISCO878-K9-G.SHDSL Security Router to connect remote SCADA, PLC and IoT devices over existing copper infrastructure. It provides deterministic symmetrical throughput, deep packet inspection, and segmented site-to-site VPN tunnels for OT networks. This delivers real-time telemetry, reduces operational risk, and improves overall equipment effectiveness by up to 15%.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CISCO878-K9 |  C888SRSTW-GN-A-K9 |  CISCO887VGW-GNA-K9 |  CISCO892-K9 |  CISCO877W-G-J-K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Broadband | N/A | N/A | N/A | N/A | DSL |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention |
| Compliance Standards | FCC, CE | FCC / CE | FCC, CE, RoHS | FCC / IC / CE | FCC, CE |
| Connectivity Type | Wired / Wireless | Wired | Wired | Wired | Wired / Wireless |
| Depth | 7.5 inches | 18 inches | N/A | 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 | 10/100/1000 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | N/A | NIM | N/A | N/A | N/A |
| Features | VPN / IPv6 Compatible / Firewall / QoS | VPN / Firewall / IPv6 Compatible / QoS | VPN, IPv6 Compatible, Firewall, VLAN, QoS | VPN / VoIP / IPv6 Compatible / Firewall | VPN, Firewall, NAT, QoS, Voice |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 256 MB | 256 MB | 256 MB | 128 MB |
| Form Factor | Desktop | Rack-mount | Desktop | Desktop | Desktop |
| Height | 1.0 inches | 1.75 inches | N/A | N/A | N/A |
| High Availability Support | Not Supported | Supported | Supported | Not Supported | Not Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video | Voice, Video | Voice | Voice / Data |
| Interface Ports | RJ-45, Combo Ports | RJ-45 / SFP | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 1 GB | 256 MB | 512 MB | 256 MB |
| Modular Slots Available | N/A | N/A | N/A | N/A | N/A |
| Network Protocols | IPv4, IPv6 | IPv4 / IPv6 | IP, TCP, UDP, ICMP, SNMP, H.323, MGCP, SIP | IPv4 / IPv6 | TCP/IP, PPP, PPPoE |
| Power | 48W | 75 Watt | 65 Watt | 30W | External AC Adapter |
| Power Source | AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply | AC Power Supply |
| Product Name | CISCO878-K9 | C888SRSTW-GN-A-K9 | CISCO887VGW-GNA-K9 | CISCO892-K9 | Cisco 877W Integrated Services Router |
| Product Type | Integrated Services Router | Enterprise Router | Integrated Services Router | Enterprise Router | Integrated Services Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet, SSH, HTTP, HTTPS | SSH / Telnet / SNMP | Telnet, SSH, SNMP, Cisco Configuration Professional | SSH / Telnet / SNMP | CLI, Web-based |
| Routing Protocols | OSPF / BGP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | RIP / OSPF / EIGRP / Static Routing |
| Safety | FCC | N/A | N/A | N/A | N/A |
| Speed/Capacity | N/A | Gigabit | Fast Ethernet | N/A | Fast Ethernet |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.05 Gbps | 1 Gbps | 300 Mbps | 0.04 | 15 Mbps |
| Use Case | Business / Small Business | Enterprise | Enterprise | Business | Small Business |
| VPN Support | IPSec VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec | IPSec |
| WAN Configuration | WAN | Dual WAN | WAN | WAN | WAN |
| WAN Ports | 1 WAN | 2 WAN | 1 WAN | 1 WAN | 1 WAN |
| Weight | 4 lbs | 10 lbs | N/A | N/A | N/A |
| Wi-Fi Standard | WiFi 4 | N/A | N/A | N/A | 802.11b/g |
| Width | 9.0 inches | 17 inches | N/A | N/A | N/A |
| Wireless Support | Yes | No | No | No | Yes |
Reviews & Ratings
I
Isabella Brown
4
Cisco 878-K9 is an excellent G.SHDSL security router. It provides stable internet connections with robust security features, making it ideal for small businesses.
B
Benjamin Scott
5
Reliable G.SHDSL performance. Cisco 878-K9 provides secure, stable internet, perfect for our business's remote office, ensuring constant connectivity and fast speeds.
O
Olivia Carter
4
Great G.SHDSL router. The Cisco 878-K9 ensures stable, secure connectivity for our business, delivering excellent internet performance with minimal downtime.
L
Lucas Harris
5
The Cisco 878-K9 has been a great addition to our network. It offers fast, secure G.SHDSL connections with strong security features, ideal for small businesses.
Questions & Answers
What is the Cisco 878-K9 G.SHDSL Security Router?
The Cisco 878-K9 is an integrated security router offering G.SHDSL broadband connectivity, stateful inspection firewall, and advanced VPN services in a compact desktop chassis.
Which key features and specifications define the Cisco 878-K9?
It delivers up to 15.3 Mbps aggregate G.SHDSL bandwidth, four 10/100 Ethernet ports, two serial ports, built-in hardware encryption, and an SPI firewall in a single device.
How does G.SHDSL technology improve my WAN performance?
G.SHDSL provides symmetric data rates over existing copper pairs, ensuring consistent upstream and downstream throughput for high-quality voice, video, and data services.
What security protocols are supported on this router?
It supports IPsec VPN, IKEv1/v2, AES/3DES encryption, SSL VPN, stateful packet inspection, and zone-based firewall policies.
How many Ethernet and serial ports are included?
The router features four 10/100 Ethernet LAN ports and two RJ-45 serial ports for leased-line or dial-up connectivity.
What is the maximum G.SHDSL data rate?
It supports up to 15.3 Mbps aggregate data rate over four copper pairs, with rate adaptive handshaking for line conditions.
Can the Cisco 878-K9 support site-to-site and remote-access VPNs?
Yes, it offers hardware-accelerated IPsec for high-performance site-to-site tunnels and SSL or IPsec remote-access VPN for mobile users.
Does it include an intrusion prevention system (IPS)?
It includes Cisco IOS Zone-Based Firewall with advanced threat detection and signature-based intrusion prevention capabilities.
How do I configure VLANs on this router?
Use Cisco IOS commands to define IEEE 802.1Q trunk and access VLANs on Ethernet interfaces, enabling network segmentation and traffic isolation.
What management interfaces are available?
You can manage the device via CLI (SSH/Telnet), HTTP/HTTPS web GUI, SNMPv2/v3, and Cisco Configuration Professional.
Is the Cisco 878-K9 compatible with IEEE 802.1Q?
Yes, it fully supports IEEE 802.1Q VLAN tagging and trunking for multi-tenant or segmented LAN environments.
What are the power requirements and options?
It operates on 12–48 VDC or 100–240 VAC and supports redundant power input for uninterrupted operation.
What warranty and support options are offered?
Cisco provides a one-year limited hardware warranty, with optional SMARTnet® service for 24/7 technical support, advance replacement, and software updates.
How can I upgrade the router’s firmware?
Download the latest Cisco IOS image from Cisco.com and use TFTP, FTP, or HTTP to upload and install the new firmware via CLI or web GUI.
Where can I find detailed product documentation and downloads?
Visit the Cisco Support & Downloads page for model CISCO878-K9 to access data sheets, configuration guides, software releases, and technical notes.