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CISCO881GW-GN-E-K9
Cisco 881G Ethernet Sec Router w/ 3G B/U 802.11n ETSI Comp
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CISCO881GW-GN-E-K9 is a high-performance, fixed architecture enterprise router that integrates advanced routing, security, and wireless connectivity, making it an ideal solution for branch offices and small businesses. It features robust power options with an AC power supply, dedicated WAN and LAN interfaces, and a design that seamlessly converges integrated services such as voice, video, and WAN optimization.
CISCO881GW-GN-E-K9 delivers reliable VPN connectivity and built-in firewall and intrusion prevention features to safeguard data and ensure secure remote access. With its fixed yet efficient configuration providing a throughput capacity of approximately 0.05 Gbps, this router meets the demands of modern business applications where redundancy, performance, and modularity for future expansion are key.
CISCO881GW-GN-E-K9 price is is available on request. Get immediate quote.
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In a multi-location retail chain, the Cisco 881G Ethernet Security Router with integrated 3G backup and 802.11n ETSI compliance safeguards point-of-sale transactions when the primary WAN link fails. Scenario: Automatic failover to 3G maintains credit card authorizations and inventory updates. Outcome: Zero transaction downtime, full PCI DSS compliance and uninterrupted revenue flow.
A utilities company equips service vehicles with the Cisco 881G Ethernet Sec Router w/ 3G B/U and 802.11n to establish encrypted VPN tunnels back to headquarters. Scenario: Field technicians access real-time asset data over wireless LAN, switching seamlessly to 3G backup if 4G/LTE degrades. Outcome: 99.9% network availability on the move, reduced service delays and enhanced data security.
Event organizers deploy the Cisco 881G Ethernet Security Router for pop-up venues requiring secure guest Wi-Fi and back-end connectivity. Scenario: Pre-configured dual Ethernet ports, built-in firewall and 3G fallback enable network setup in under an hour. Outcome: 50% faster deployment, reliable attendee access and robust protection against DDoS and intrusion attempts.
To get the detailed certification, please go to the Compliance Center.
| CISCO881GW-GN-E-K9 |  CISCO881W-GN-P-K9 |  CISCO881W-GN-E-K9 |  CISCO886W-GN-E-K9 |  CISCO891-K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Broadband | N/A | DSL / Ethernet | DSL | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention / VPN | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention / N/A | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE / UL | IEEE802.11b/g, FCC, CE | FCC / CE / RoHS | IEEE 802.11a/b/g/n, FCC, CE | FCC, CE |
| Connectivity Type | Wired / Wireless | Wired / Wireless / Ethernet | Wired / Wireless | Wired / Wireless | Wired |
| Depth | N/A | N/A | N/A | N/A | 9.06 inches |
| 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 | N/A | EHWIC | EHWIC | N/A | EHWIC |
| Features | VPN / Firewall / IPv6 Compatible / Integrated Security | VPN, Firewall, NAT, QoS, Integrated Wireless | VPN / Firewall / NAT / IPv6 Compatible | VPN, Firewall, IPv6 Compatible | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 128 MB | 128 MB | 128 MB | 256 MB |
| Form Factor | Desktop | Desktop | Desktop | Desktop | Desktop |
| Height | N/A | N/A | N/A | N/A | 1.73 inches |
| High Availability Support | Not Supported | Supported | Not Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice, Data, Wireless | Voice / Video / N/A | Voice, Video, WAN Optimization | Voice / Video |
| Interface Ports | RJ-45 | RJ-45 / Combo Ports | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 8 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 256 MB | 256 MB | 256 MB | 512 MB |
| Modular Slots Available | N/A | 1 Slot | 1 Slot | N/A | 1 Slot |
| Network Protocols | IPv4 / IPv6 | IPv4, IPv6 | IPv4 / IPv6 / TCP/IP / UDP / ICMP | IP, ICMP, TCP, UDP, OSPF, BGP, RIP, EIGRP | IPv4 / IPv6 |
| Power | 34 Watt | 30 W | 36 W | 65 Watt | 25 Watt |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | CISCO881GW-GN-E-K9 | Cisco 881 Integrated Services Router with Wireless | CISCO881W-GN-E-K9 | Cisco 886W-GN-E-K9 Integrated Services Router | CISCO891-K9 Integrated Services Router |
| Product Type | Enterprise Router | Integrated Services Router | Enterprise Router | Enterprise Router | Integrated Services Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SSH / SNMP / HTTPS | CLI, Web, SNMP | Telnet / SSH / SNMP | SSH, Telnet, SNMP | CLI / Web-based |
| Routing Protocols | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / RIP / EIGRP / Static Routing | OSPF / RIP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | N/A |
| Speed/Capacity | Gigabit | Fast Ethernet | N/A | 100 Mbps | Gigabit |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.05 Gbps | 50 Mbps | 0.035 Gbps | 75 Mbps | 0.1 Gbps |
| Use Case | Small Business / Enterprise | Small Business / Enterprise Branch | Small Business | Small Business / Enterprise | Business |
| VPN Support | IPSec / SSL VPN | IPSec | IPSec / SSL VPN / N/A | IPSec VPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | WAN | WAN | WAN | WAN | Dual WAN |
| WAN Ports | 1 WAN | 1 WAN | 1 WAN | 1 WAN Port | 1 WAN |
| Weight | N/A | N/A | N/A | N/A | 8.96 lbs |
| Wi-Fi Standard | WiFi 4 | 802.11b/g | WiFi 4 | WiFi 4 (802.11n) | N/A |
| Width | N/A | N/A | N/A | N/A | 8.27 inches |
| Wireless Support | Yes | Yes | Yes | Yes | No |
The Cisco 881GW-GN-E-K9 router is perfect for businesses needing secure internet connectivity with 3G backup. It's reliable, fast, and offers great security for remote offices.
The Cisco 881GW-GN-E-K9 delivers solid performance with 3G backup and wireless connectivity. It's a great solution for ensuring continuous, secure connectivity for our business.
Cisco 881GW-GN-E-K9 is perfect for remote locations needing reliable 3G backup and secure wireless connectivity. It's been a dependable solution for our growing network.
Reliable and secure. Cisco 881GW-GN-E-K9 ensures stable 3G backup and high-performance wireless, making it a perfect choice for our branch offices.
Great 3G backup and wireless performance. The Cisco 881GW-GN-E-K9 is ideal for businesses needing continuous internet with top-notch security and reliability.
The Cisco 881G Ethernet Security Router w/ 3G Backup (SKU CISCO881GW-GN-E-K9) is an ETSI-compliant, all-in-one branch router offering integrated 3G WAN failover, 802.11n wireless, stateful firewall, and secure VPN connectivity.
Key features include integrated 3G/GPRS/UMTS backup, dual Gigabit Ethernet ports, 802.11n wireless support, hardware-based encryption, up to 50 VPN tunnels, and ETSI regulatory compliance.
The 3G backup automatically switches to the cellular interface when the primary WAN link fails, ensuring uninterrupted connectivity. It supports both manual and policy-based failover for seamless business continuity.
It supports 802.11n Wi-Fi in the 2.4 GHz band, delivering up to 300 Mbps of wireless throughput with multiple SSIDs, WPA2 encryption, and guest access.
Security protocols include a stateful packet inspection (SPI) firewall, IPsec VPN with DES, 3DES, AES encryption, secure administration via SSH and SSL, and optional intrusion prevention system (IPS).
The Cisco 881G provides eight Fast Ethernet LAN ports, two switched Gigabit Ethernet WAN ports, and one integrated 3G cellular interface for backup connectivity.
It delivers up to 45 Mbps of NAT throughput and supports up to 25 Mbps of IPsec VPN performance, making it ideal for small-to-medium branch deployments.
The router runs Cisco IOS Software, supporting versions 12.4 and later with feature sets for security, WAN, and wireless. IOS images can be upgraded via Cisco TFTP or USB.
You can configure IPsec site-to-site or remote-access VPN using Cisco IOS CLI or Cisco Configuration Professional, supporting up to 50 tunnels with AES encryption and pre-shared keys or digital certificates.
No, the Cisco 881G does not include PoE ports. It requires a separate power adapter (100–240 V AC) and supports external PoE injectors for powering wireless access points.
Operating temperature: 0° to 40 °C (32° to 104 °F); humidity: 5%–85% non-condensing; storage: –20° to 70 °C (–4° to 158 °F). It meets ETSI standards for industrial use.
Remote management options include Cisco IOS CLI via SSH, Cisco Configuration Professional GUI, SNMPv2 for polling, and NetFlow for traffic analytics and configuration backups.
Dimensions: 210 × 176 × 38 mm (W × D × H); weight: 0.7 kg. It has a compact desktop form factor and includes mounting brackets for wall or rack installation.
Cisco offers a limited lifetime hardware warranty with next-business-day replacement and optional SMARTnet support for 24/7 technical assistance, software updates, and advanced replacement.
Compatible accessories include Cisco 3G SIM adapters, high-gain cellular antennas (2–5 dBi), PWR-4A 48 V DC power supplies, and USB flash drives for IOS image backups, all available through authorized resellers.
The Cisco 881G is ENERGY STAR qualified, consuming 12–20 W under normal load. It features an efficient internal power supply with low idle power draw for reduced operating costs.