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CISCO881-SEC-K9
Cisco 881 Ethernet Sec Router w/ Adv IP Services
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CISCO881-SEC-K9 is a fixed-architecture branch router designed for secure and efficient network connectivity, featuring an integrated AC power supply, one dedicated WAN port, and four LAN ports with 10/100 Ethernet capabilities. It incorporates robust security measures such as IPSec and SSL VPN support, firewall and intrusion prevention features, and provides integrated services for voice and video, ensuring coexistent communications in small business environments.
Engineered for reliable performance and cost-effective deployment, this router delivers up to 9.1 Mbps throughput and supports essential routing protocols such as OSPF, BGP, EIGRP, RIP, and static routing. While it offers comprehensive WAN and LAN connectivity with built-in NAT, QoS, and VPN capabilities, there is no support for modular expansion, stacking, or wireless connectivity, making it ideally suited for managed, desktop-based small business applications.
CISCO881-SEC-K9 price is $329.00, a 58.8% saving from the Cisco list price of $799.00. CISCO881-SEC-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CISCO881-SEC-K9 for additional pricing. Browse the full Router Isr 800 series or explore all Cisco products.
Scenario: A multi‐site retail chain deploys the CISCO881-SEC-K9 Cisco 881 Ethernet Sec Router w/ Adv IP Services in each store to establish resilient IPsec VPN tunnels back to headquarters. The built-in firewall, advanced encryption and dynamic routing ensure PCI-DSS compliance for point-of-sale transactions. Benefit: Delivers consistent, high-performance secure connectivity, minimizes downtime, and enforces centralized policy for retail networks at scale.
Scenario: A regional bank equips its home-based advisors with the Cisco 881 Ethernet Sec Router and Advanced IP Services to create always-on SSL and IPsec VPNs into the corporate data center. Integrated Cisco IOS security features and voice prioritization guarantee end-to-end confidentiality for customer data and VoIP calls. Benefit: Provides financial-grade encryption, low-latency voice experience, and simplified remote-user management—all under a single compact platform.
Scenario: A mid-sized manufacturer leverages the CISCO881-SEC-K9 router as an edge gateway to aggregate sensor and PLC data over VLAN-segmented Ethernet, applying advanced NAT, QoS and firewall rules before forwarding to a cloud analytics platform. The device’s Advanced IP Services package supports OSPF/DMVPN for dynamic site-to-site transport and real-time monitoring. Benefit: Achieves secure, prioritized industrial traffic, reduces configuration complexity, and ensures high availability for mission-critical IoT operations.
To get the detailed certification, please go to the Compliance Center.
 CISCO881-SEC-K9 |  C888SRSTW-GN-E-K9 |  CISCO887V-K9 |  C888SRST-K9 |  CISCO892-K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Broadband | DSL | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall, Intrusion Prevention, VPN | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC, CE | FCC / CE | FCC / CE | FCC, CE, UL | FCC / IC / CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 8.2 inches | 12 inches | N/A | 7.5 inches | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC Part 15 / EN 55032 | N/A | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100/1000 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | N/A | N/A | EHWIC | N/A | N/A |
| Features | VPN, NAT, Firewall, QoS, IPv6 Compatible | VPN, IPv6 Compatible, Firewall, MPLS | VPN / VoIP / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 256 MB | 256 MB | 128 MB | 256 MB |
| Form Factor | Desktop | Rack-mount | Desktop | Rack-mount | Desktop |
| Height | 1.2 inches | 1.75 inches | N/A | 1.1 inches | N/A |
| High Availability Support | Not Supported | Supported | Supported | Supported | Not Supported |
| Integrated Services | Voice, Video | Voice, Video | Voice | Voice / Video | Voice |
| Interface Ports | RJ-45 | RJ-45 / SFP | RJ-45 | RJ-45 / SFP | 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 | 512 MB | 512 MB | 512 MB | 512 MB |
| Modular Slots Available | N/A | N/A | 2 Slots | N/A | N/A |
| Network Protocols | IPv4, IPv6 | IPv4 / IPv6 | IPv4 / IPv6 | IP, PPP, Frame Relay, MLPPP | IPv4 / IPv6 |
| Power | 45 W | 65 Watt | 65 W | 45W | 30W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco 881 Security Router | Cisco C888SRSTW-GN-E-K9 Integrated Services Router | Cisco 887V-K9 Integrated Services Router | Cisco C888SRST-K9 | CISCO892-K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP, HTTP/HTTPS | SSH / Telnet / SNMP / HTTPS | SSH / Telnet / SNMP | Telnet, SSH, SNMP | SSH / Telnet / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | UL / CSA | N/A | N/A | N/A |
| Speed/Capacity | 10/100 Mbps | 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 | 9.1 Mbps | 1 Gbps | 0.15 Gbps | 0.15 Gbps | 0.04 |
| Use Case | Small Business | Enterprise | Enterprise | Business | Business |
| VPN Support | IPSec / SSL VPN | IPSec / SSL VPN / DMVPN | IPSec VPN | IPSec / SSL VPN / DMVPN / N/A | IPSec |
| WAN Configuration | WAN | Dual WAN | WAN | Dual WAN | WAN |
| WAN Ports | 1 WAN | 2 WAN | 1 WAN | 2 WAN | 1 WAN |
| Weight | 4.8 lbs | 8 lbs | N/A | 5.5 lbs | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 7.6 inches | 17 inches | N/A | 8.8 inches | N/A |
| Wireless Support | No | No | No | No | No |
The Cisco 881-SEC-K9 provides robust security features with advanced IP services. It's perfect for our office network, offering seamless performance and reliable internet connectivity.
The Cisco 881-SEC-K9 router has been a fantastic addition to our network. It's reliable, secure, and easy to configure, making it a perfect choice for our business.
Cisco 881-SEC-K9 offers excellent security and advanced IP services. Its reliable performance and ease of setup make it ideal for small and medium-sized businesses.
A solid solution for secure networking. Cisco 881-SEC-K9 ensures reliable, fast performance with advanced IP services, perfect for securing our company's internet traffic.
The Cisco 881-SEC-K9 router provides excellent security, and the advanced IP features have improved our network's reliability and performance, making it a great investment.
The Cisco 881 Ethernet Security Router w/ Advanced IP Services is a compact branch-office router offering integrated firewall, VPN, intrusion prevention, and advanced QoS for secure, high-performance connectivity.
The CISCO881-SEC-K9 includes a stateful firewall, 50-site IPsec VPN, intrusion prevention system (IPS), URL filtering, and secure management via SSH and SNMPv3.
The Cisco 881 provides one Gigabit Ethernet WAN port, one Fast Ethernet WAN port, and an optional single-port Gigabit Ethernet WAN module for flexible network designs.
This router features an integrated 8-port 10/100 Mbps Ethernet switch for LAN connectivity and VLAN segmentation.