Cisco
Cisco 881 4-Port Fast Ethernet Router CISCO881-K9
Description
Description
Cisco 881 Integrated Services Router β Reliable Networking for Small Offices & Branch Sites
Save big on the Cisco 881 (CISCO881-K9), a fixed-configuration Ethernet router built for small offices, branch locations, and teleworkers who need enterprise-grade security and connectivity. Backed by Reef Telecom's industry-leading 10-year warranty and professionally tested before shipment.
Key Specifications
- 4-Port 10/100 Fast Ethernet managed switch with VLAN support
- 1 Fast Ethernet WAN port for broadband connectivity
- Built-in security: Firewall, IPS, VPN (IPsec/SSL), content filtering
- Up to 20 site-to-site VPN tunnels (DMVPN, GET VPN)
- 256 MB RAM / 128 MB Flash memory
- QoS support for voice and video optimization
- 2 PoE-capable LAN ports for IP phones or access points
- USB 1.1 port for eToken credentials and configuration loading
- Console/AUX port for management access
- Cisco IOS with Cisco Configuration Professional for easy setup
Why Buy from Reef Telecom?
- β 10-Year Warranty β the longest in the industry
- β Free Shipping on orders over $300
- β Same-day shipping on orders placed before 4PM EST
- β Professionally tested and inspected before shipment
Ideal Use Cases
The Cisco 881 is the go-to router for small business offices, enterprise teleworker setups, and remote branch sites requiring secure VPN connectivity back to headquarters. It supports concurrent firewall, VPN, and QoS services β making it perfect for environments running voice and data over a single connection. Part of the Cisco 880 Series Integrated Services Routers (ISR).
Specs & Details
Specs & Details
Shipping & Warranty
Shipping & Warranty
Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.
All products include our industry-leading 10 Year Warranty backed by Reef Telecom.

Reef Telecom Proudly Supports
-
Ocearch
2026 Monthly Shark Hero -
Coral Restoration Foundation
2025 Staghorn Donor -
Ocean Conservancy
2025 Donor
Smart IT. Clean Oceans. Boundless Possibilities.
Our goal is providing the highest quality refurbished equipment to promote environmentally-conscious equipment usage through it's lifecycle.