United States$5,000,000+
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S
Sophia Lewis
5
Excellent unified communications router. Voice, data, and wireless services run smoothly in our office.
C1861W-UC-4FXO-K9
1861, WLAN,8-user CME,CUE,Ph. Lic,4FXS,4FXO,8xPOE,HWIC slot
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C1861W-UC-4FXO-K9
- Description:
- 1861, WLAN,8-user CME,CUE,Ph. Lic,4FXS,4FXO,8xPOE,HWIC slot
- Rating:
Added to cart 28 times recently
- Availability:
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- Brand:
- Cisco
- GTIN:
- 882658208157
- Condition:
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C1861W-UC-4FXO-K9 Overview
C1861W-UC-4FXO-K9 is an integrated services router that features a fixed architecture powered by an AC power supply. It delivers dual WAN connectivity alongside a built-in four-port LAN switch and four FXO voice ports, ensuring secure VPN capabilities, robust firewall protection, and efficient QoS for data, voice, and video communications.
C1861W-UC-4FXO-K9 supports modular network expansion via an available EHWIC slot, offers remote management through CLI and web-based interfaces, and meets key compliance standards. Optimized for unified communications in enterprise and branch deployments, it provides reliable throughput performance and integrated redundancy to support mission-critical connectivity.
C1861W-UC-4FXO-K9 price is is available on request. Get immediate quote.
Request bulk order quote for C1861W-UC-4FXO-K9 for additional pricing. Browse the full Router Isr 1800 series or explore all Cisco products.
C1861W-UC-4FXO-K9 Specifications
- Power Source
- AC Power Supply
- Flash Memory
- 256 MB
- Memory
- 512 MB
- Ethernet Technology
- 10/100
- Form Factor
- Desktop
- Weight
- N/A
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- Architecture
- Fixed
- WAN Ports
- 2 WAN
- Connectivity Type
- Wired
- Firewall Features
- Yes
- Management
- Managed
- High Availability Support
- Not Supported
- Safety
- N/A
- EMC
- N/A
- Telecom
- N/A
- QoS Features
- Supported
- Stacking Capability
- No
- 5G Support
- No
- Interface Ports
- RJ-45
- Device Type
- Router
- WAN Configuration
- WAN
- Expansion Slots
- EHWIC
- VPN Support
- IPSec / SSL VPN
- Broadband
- N/A
- Use Case
- Enterprise
- Throughput Capacity
- 0.025 Gbps
- Integrated Services
- Voice / Video
- Modular Slots Available
- 1 Slot
- LAN Ports
- 4 LAN Ports
- Features
- VPN / VoIP / IPv6 Compatible / Firewall
- Built-in Security Features
- Firewall / Intrusion Prevention
- Compliance Standards
- FCC / CE / UL
- Wi-Fi Standard
- WiFi 4
- Wireless Support
- Yes
- Product Type
- Integrated Services Router
- Speed/Capacity
- Gigabit
- Remote Management
- CLI / Web-based
- Routing Protocols
- EIGRP / OSPF / RIP / Static Routing
- Network Protocols
- IP / IPX / PPP
- Power
- 50W
- Product Name
- Cisco 1861W UC 4FXO
C1861W-UC-4FXO-K9 Use Case
Small Branch Office Unified Voice, Data, and WLAN with Cisco 1861W-UC-4FXO-K9-1861
Deploy the Cisco 1861W-UC-4FXO-K9-1861 to deliver secure 802.11n WLAN, 8-user CME voice, PoE for IP phones, FXO PSTN failover and CUE voicemail in a small office. This integrated solution simplifies management, reduces hardware footprint and lowers total cost of ownership while ensuring high availability and scalable growth.
Retail Store PoE-Powered IP Phones and Guest Wi-Fi with Cisco 1861W-UC-4FXO-K9-1861
Enable high-definition VoIP POS systems, guest Wi-Fi access and analog phone integration in a retail environment using Cisco 1861W-UC-4FXO-K9-1861’s 8x PoE ports, 4 FXS, 4 FXO and robust security features. The all-in-one design streamlines deployment, enhances customer experience and delivers reliable voice and data services.
Remote Clinic Connectivity and Telemedicine with Cisco 1861W-UC-4FXO-K9-1861
Support telemedicine, analog fax and secure voicemail in a rural healthcare clinic with the Cisco 1861W-UC-4FXO-K9-1861’s CUE voicemail, FXS fax ports, PoE for IP cameras and an HWIC slot for LTE backup. This turnkey solution ensures HIPAA-compliant communications, continuous uptime and flexible expansion for critical healthcare services.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 C1861W-UC-4FXO-K9 |  C1861-UC-4FXO-K9 |  CISCO1812W-AG-C/K9 |  CISCO1803/K9 |  C1841-3G-G | |
|---|---|---|---|---|---|
| 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 | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE / UL | FCC, CE | FCC, CE | FCC / CE | IEEE 802.3, IEEE 802.3u |
| Connectivity Type | Wired | Wired | Wired / Wireless | Wired | Wired |
| Depth | N/A | N/A | 11.0 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC, CE | N/A | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC | EHWIC | EHWIC | EHWIC |
| Features | VPN / VoIP / IPv6 Compatible / Firewall | VPN / VoIP / Firewall / IPv6 Compatible | VPN / IPv6 Compatible / Firewall / VoIP | VPN / IPv6 Compatible / Firewall / Voice | 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 | Rack-mount | Desktop | Rack-mount | Rack-mount |
| Height | N/A | N/A | 1.73 inches | 1.75 inches | N/A |
| High Availability Support | Not Supported | Supported | Not Supported | Not Supported | Not Supported |
| Integrated Services | Voice / Video | Voice | Voice | Voice / Video | Voice |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | N/A | 4 LAN Ports | 4 LAN Ports | N/A |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 256 MB | 512 MB | 256 MB | 128 MB |
| Modular Slots Available | 1 Slot | 1 Slot | 1 Slot | 2 Slots | 2 Slots |
| Network Protocols | IP / IPX / PPP | IP | IPv4, IPv6 | TCP/IP / IPX | IPv4, IPv6, MPLS |
| Power | 50W | 60 Watt | 35W | 65 Watts | 73 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco 1861W UC 4FXO | Cisco 1861 Unified Communications Integrated Services Router (C1861-UC-4FXO-K9) | CISCO1812W-AG-C/K9 | Cisco 1803/K9 Integrated Services Router | Cisco 1841-3G-G |
| Product Type | Integrated Services Router | Integrated Services Router | Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / Web-based | Telnet, SSH, SNMP | Telnet/SSH/SNMP | CLI / SNMP | Telnet, SSH, SNMP |
| Routing Protocols | EIGRP / OSPF / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing |
| Safety | N/A | UL, cUL | N/A | N/A | N/A |
| Speed/Capacity | Gigabit | N/A | N/A | Fast Ethernet | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | FCC Part 68 | N/A | N/A | N/A |
| Throughput Capacity | 0.025 Gbps | 0.025 Gbps | 0.025 Gbps | 25 Mbps | 0.045 Gbps |
| Use Case | Enterprise | Business | Business | Small Business / Enterprise | Small Business |
| VPN Support | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / GRE / DMVPN | IPSec |
| WAN Configuration | WAN | WAN | Dual WAN | Dual WAN | WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | N/A | N/A | 9.1 lbs | 6.6 lbs | N/A |
| Wi-Fi Standard | WiFi 4 | N/A | WiFi 4 | N/A | N/A |
| Width | N/A | N/A | 17.0 inches | 17 inches | N/A |
| Wireless Support | Yes | No | Yes | No | No |
Reviews & Ratings
E
Ethan Davis
4
Cisco 1861W provides reliable voice routing and WLAN performance. A solid UC solution for small businesses.
L
Liam Walker
5
Stable CME and SRST features. Handles daily call traffic without issues.
O
Olivia Taylor
3
All-in-one router simplifies deployment. Voice quality and network stability are very good.
B
Benjamin Roberts
4
Trusted Cisco UC platform. Performs consistently under voice and data workloads.
Questions & Answers
What is the Cisco C1861W-UC-4FXO-K9 router and what are its key features?
The Cisco C1861W-UC-4FXO-K9 is an Integrated Services Router with built-in 802.11n WLAN, 8-user Cisco Unified Communications Manager Express (CME), Cisco Unity Express (CUE), 4 FXS/4 FXO voice ports, 8x PoE-enabled Fast Ethernet ports and one HWIC slot for modular expansion.
How many Power over Ethernet (PoE) ports does the 1861W-UC-4FXO-K9 support?
The Cisco 1861W-UC-4FXO-K9 provides eight PoE-enabled 10/100 Fast Ethernet ports, delivering up to 15.4W per port to power IP phones, cameras and wireless access points directly over Ethernet.
What voice connectivity options are available on this model?
This router includes four FXS ports for analog phone/AA/DSU connections and four FXO ports for PSTN or PBX trunk connectivity, enabling flexible analog voice integration in branch deployments.
Does the Cisco C1861W-UC-4FXO-K9 come with a unified communications license?
Yes, it includes an 8-user CME license and Cisco Unity Express for voicemail and auto-attendant, providing out-of-the-box IP telephony features without additional licensing.