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C927-4P
Cisco 927 Gigabit Ethernet security router with VDSL/ADSL2+...
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C927-4P is a modular enterprise router engineered with a modular chassis design that integrates advanced routing, voice, and WAN optimization services while supporting redundant AC power supply options. It offers dual WAN interfaces and 4 LAN ports with 10/100/1000 Ethernet technology, allowing high-performance data transfer in secure environments.
C927-4P delivers robust IPSec and SSL VPN support with high throughput capacity of 1 Gbps and built-in stateful firewall features for optimized network performance. Its design supports expansion via a dedicated SFP+ slot, ensuring redundancy and modular flexibility for enterprise use cases that demand reliable, high-speed connectivity and integrated services.
C927-4P price is $586.00, a 47.4% saving from the Cisco list price of $1,115.00. C927-4P is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C927-4P for additional pricing. Browse the full Cisco Router Isr 900 series or explore all Cisco products.
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 C927-4P |  C931-4P |  C927-4PM |  C921-4P |  C941J-4P | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Fixed | Modular | Fixed | Modular |
| Broadband | N/A | N/A | Fiber Optic / DSL | LTE | Fiber Optic / DSL |
| 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 | FCC / CE | FCC / CE / RoHS | IEEE 802.1x | FCC, CE, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 12.5 inches | 18 inches | 15 inches | 16.5 inches | 15 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC / CE | CE Compliant | FCC, CE | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | SFP+ | N/A | NIM / SFP+ | N/A | N/A |
| Features | VPN / Firewall / IPv6 Compatible | VPN / Firewall / Redundancy / QoS | VPN / Firewall / QoS / High Availability / Redundancy | VPN, Firewall, QoS, PoE | VPN, Firewall, Integrated Services, Redundancy |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 512 MB | 1 GB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount / Chassis | Rack-mount | Rack-mount |
| Height | 1.7 inches | 4.5 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice, Video | Voice, Video |
| Interface Ports | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45, SFP | RJ-45, SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 2 GB | 4 GB | 4 GB | 512 MB | 1 GB |
| Modular Slots Available | 1 Slot | N/A | 2 Slots | N/A | N/A |
| Network Protocols | IPv4, IPv6 | IPv4 / IPv6 / MPLS | IPv4 / IPv6 | IPv4, IPv6 | IPv4, IPv6 |
| Power | 65 Watt | 120W | 150W | 45 Watt | 65 Watt |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply | AC Power Supply / Redundant |
| Product Name | C927-4P Enterprise Router | C931-4P Enterprise Router | Cisco C927-4PM | Cisco C921-4P Integrated Services Router | C941J-4P |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Integrated Services Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SNMP / Telnet / SSH / HTTP / HTTPS | SSH / HTTPS / SNMP | SNMP / CLI / Web GUI | SSH, Telnet, SNMP | SSH, HTTPS, SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF, EIGRP, RIP, BGP, Static Routing | OSPF / BGP / RIP / Static Routing |
| Safety | N/A | UL / CE | UL Listed | UL, CE | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | Yes | Yes | No | Yes |
| Telecom | N/A | N/A | N/A | TIA/EIA | N/A |
| Throughput Capacity | 1 Gbps | 1 Gbps | 2.5 Gbps | 250 Mbps | 1 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise / Small Business / Industrial | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN | IPSec, SSL VPN | IPSec / SSL VPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | Dual WAN |
| WAN Ports | 2 WAN | 4 WAN | 2 WAN | 1 WAN | 4 WAN |
| Weight | 10 lbs | 15 lbs | 12 lbs | 8 lbs | 6 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.5 inches | 17 inches | 17 inches | 17.5 inches | 17 inches |
| Wireless Support | No | No | No | No | No |
The integrated VDSL/ADSL2+ is perfect for sites with varied connectivity. Reliable Gigabit performance and excellent fallback options. A very versatile and robust router.
Exceptional reliability for hybrid connections. This router handles VDSL flawlessly and the security features are top-notch. High satisfaction with this B2B purchase.
A versatile and powerful ISR. The Annex A support works perfectly with our current infrastructure. Performance is consistent and the build is very durable.
Solid and dependable. The 927 provides the flexibility we need for our remote branch offices. Great throughput and very stable DSL connectivity.
High-quality engineering. The integrated modem and security router combination is a space-saver and performs brilliantly under load. Highly recommended for remote sites.
The Cisco 927 (C927-4P) is a compact security router with integrated VDSL/ADSL2+ Annex A, four Gigabit Ethernet LAN ports, and advanced firewall, VPN, and routing features for secure broadband edge deployments.
The Cisco 927 supports VDSL2, ADSL2/2+, and ADSL Annex A over a single RJ-11 port, plus optional failover to Ethernet WAN links for uninterrupted connectivity.
The C927-4P provides four Gigabit Ethernet LAN ports with PoE+ support on all ports, enabling network-powered devices such as IP phones and wireless access points.
It supports VDSL2 (up to 100 Mbps downstream), ADSL2+ (up to 24 Mbps downstream), and ADSL2/2+ Annex A, ensuring high-speed broadband over legacy copper lines.
The Cisco 927 includes a stateful inspection firewall, intrusion prevention system (IPS), content filtering, and advanced threat defense to protect networks from external and internal attacks.
Yes, the Cisco 927 offers full dual-stack IPv6 and IPv4 support, including IPv6 routing, addressing, and security features for future-proof network deployments.
It supports site-to-site IPsec VPN with up to 120 Mbps throughput and client VPN for remote users, including IKEv1, IKEv2, TLS, and SSL encryption standards.
The router delivers up to 900 Mbps of routing and security throughput, ensuring high-bandwidth performance for small to medium business networks.
You can manage the router via Cisco IOS CLI, web-based GUI (Cisco Configuration Professional), SNMP, or Cisco Prime, offering flexible local and remote administration.
Yes, it supports advanced QoS features such as traffic classification, policing, shaping, and priority queuing to optimize voice, video, and data traffic.
The C927-4P is ideal for small and medium branch offices, retail sites, and enterprise teleworker locations requiring secure, high-speed broadband and integrated routing services.
Use the Cisco Configuration Professional wizard or CLI to select the DSL profile, set modulation type (ADSL/VDSL2), and enter ISP credentials; the router auto-negotiates link parameters.
The C927-4P operates on 100–240 VAC input, 50–60 Hz, consumes 30 W max, and supports 0–40 °C operating temperature with standard rack or desktop mounting.
It integrates seamlessly with Cisco SecureX, Cisco Umbrella, and Cisco Talos for centralized threat intelligence, automated policy enforcement, and unified security management.
Cisco offers a 1-year limited hardware warranty with next-business-day replacement and optional SMARTnet support for 24/7 software updates, technical assistance, and expedited hardware replacement.