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CISCO877W-G-A-K9
ADSL Security Router with wireless 802.11g FCC compliance
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CISCO877W-G-A-K9 is a compact integrated services router built with a fixed architecture that delivers robust routing performance, secure VPN functionality, and integrated wireless connectivity. It offers flexible power options with an AC power supply and provides essential WAN and LAN interfaces including one 10/100 Ethernet WAN port and four 10/100 LAN ports, ensuring reliable throughput and low latency in branch office and remote deployments.
Designed for small business and enterprise branch use, the router delivers integrated security services such as a firewall and IPSec VPN support along with NAT and IPv6 capabilities. With a fixed design featuring non-modular slots, built-in redundancy measures, and robust performance for secure data transmission and wireless connectivity, the CISCO877W-G-A-K9 meets demanding use cases in distributed networks without extra filler.
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Scenario: A suburban legal practice with a small branch office requires encrypted back-to-headquarters access over legacy ADSL lines. Solution: The Cisco 877W-G-A-K9-ADSL Security Router with wireless 802.11g FCC compliance establishes AES-256 hardware-accelerated VPN tunnels over ADSL, while supporting on-premises Wi-Fi for local staff and guest devices. Outcome: Reliable 20 Mbps throughput, centralized policy enforcement, end-to-end data protection, FCC-approved wireless operation and seamless integration into the firm’s Unified Communications platform.
Scenario: A multi-location retail chain wants to offer free customer Wi-Fi without exposing its point-of-sale network. Solution: Deploy the Cisco 877W-G-A-K9-ADSL Security Router with wireless 802.11g FCC compliance to create two SSIDs—one for guest Internet access and one for back-office POS transactions—using VLAN segmentation and integrated firewall policies. Outcome: Strict PCI compliance, isolated guest traffic, real-time bandwidth monitoring and FCC-verified wireless transmissions for consistent in-store customer engagement.
Scenario: A regional utilities provider’s field technicians need uninterrupted remote access during site inspections in areas with unreliable primary links. Solution: Utilize the Cisco 877W-G-A-K9-ADSL Security Router with wireless 802.11g FCC compliance to combine ADSL and embedded 802.11g links with policy-based routing and automatic failover. Outcome: Zero downtime during network disruptions, optimized bandwidth allocation for VoIP and critical SCADA traffic, FCC-compliant wireless connectivity and simplified remote management via Cisco IOS.
To get the detailed certification, please go to the Compliance Center.
 CISCO877W-G-A-K9 |  CISCO877-K9 |  CISCO857W-G-A-K9 |  C881SRSTW-GN-A-K9 |  CISCO881G-K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Broadband | N/A | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC, CE, RoHS | FCC, CE | FCC / CE / UL | FCC / CE | FCC / CE |
| Connectivity Type | Wired | Wired | Wired / Wireless / Ethernet | Wired / Wireless / Ethernet | Wired |
| Depth | 6.22 inches | N/A | N/A | N/A | 7.4 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | FCC |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Features | VPN / Firewall / NAT / IPv6 Compatible | VPN, Firewall, Routing, Switching, NAT | VPN / VoIP / IPv6 Compatible / Firewall | VPN / Firewall / IPv6 Compatible / NAT | VPN / VoIP / IPv6 Compatible / Firewall / NAT / QoS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 32 MB | 128 MB | 128 MB | 256 MB |
| Form Factor | Desktop | Desktop | Desktop | Desktop | Desktop |
| Height | 1.17 inches | N/A | N/A | N/A | 1.2 inches |
| High Availability Support | Not Supported | Not Supported | Supported | Not Supported | Not Supported |
| Integrated Services | N/A | Voice, VPN, Firewall | Voice / Video / WAN Optimization | Voice / Video / N/A | Voice |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 / SFP | RJ-45 / Combo Ports | 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 | 128 MB | 256 MB | 256 MB | 512 MB |
| Modular Slots Available | N/A | N/A | N/A | N/A | N/A |
| Network Protocols | IPv4 / IPv6 / PPP | IP, ICMP, TCP, UDP | IPv4, IPv6, TCP, UDP, ICMP | IPv4 / IPv6 | IPv4 / IPv6 |
| Power | 27 Watt | 65 Watt | 65W | 25 W | 48 Watt |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply |
| Product Name | CISCO877W-G-A-K9 | Cisco 877-K9 | CISCO857W-G-A-K9 Integrated Services Router | Cisco 881SRSTW-GN-A-K9 Integrated Services Router | CISCO881G-K9 |
| Product Type | Integrated Services Router | Enterprise Router | Enterprise Router | Integrated Services Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet / SSH / SNMP | CLI, SNMP | CLI, SNMP, Telnet, SSH | SSH / Telnet / SNMP | CLI / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | Static Routing / RIP / OSPF / EIGRP | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / BGP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | UL / CE |
| Speed/Capacity | N/A | Fast Ethernet | N/A | Fast Ethernet | 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 | Up to 25 Mbps | 100 Mbps | 150 Mbps | 0.05 Gbps |
| Use Case | Small Business | Small Business / Branch Office | Enterprise | Business / Small Business / Enterprise | Small Business |
| VPN Support | IPSec | IPSec | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / N/A | IPSec / DMVPN |
| WAN Configuration | WAN | WAN | Dual WAN | Dual WAN | WAN |
| WAN Ports | 1 WAN | 1 WAN | 2 WAN | 2 WAN | 1 WAN |
| Weight | 4.6 lbs | N/A | N/A | N/A | 4.6 lbs |
| Wi-Fi Standard | WiFi 3 | N/A | WiFi 4 / Dual band | WiFi 4 | N/A |
| Width | 8.03 inches | N/A | N/A | N/A | 8.7 inches |
| Wireless Support | Yes | No | Yes | Yes | No |
Cisco 877W-G-A-K9 provides excellent performance for wireless networks. Secure and reliable, it's perfect for remote offices needing stable ADSL connectivity and wireless security.
Great performance for wireless ADSL connections. The Cisco 877W-G-A-K9 is easy to configure, offering seamless and secure connectivity for our remote workforce.
Reliable, secure, and fast. The Cisco 877W-G-A-K9 delivers excellent wireless connectivity with robust security for our growing office network.
The Cisco 877W-G-A-K9 is ideal for small businesses needing wireless connectivity. Secure and easy to manage, it ensures our remote locations are always connected.
This router provides secure, high-speed wireless connectivity for ADSL networks. The Cisco 877W-G-A-K9 is perfect for our business's remote offices and delivers excellent reliability.
The Cisco 877W-G-A-K9 is an all-in-one ADSL2/2+ security router with an integrated 4-port switch, 802.11g wireless access point, and advanced security features.
It supports ADSL, ADSL2, and ADSL2+ standards, delivering downstream speeds up to 24 Mbps and upstream speeds up to 1 Mbps.
It provides IEEE 802.11g wireless connectivity with up to 54 Mbps throughput and WPA2 encryption for secure Wi-Fi access.
Yes. The Cisco 877W-G-A-K9 meets FCC Part 15 requirements for unlicensed wireless devices in the United States.