Does the Cisco C927-4PM support Power over Ethernet (PoE)?

Yes. All four LAN ports comply with IEEE 802.3at (PoE+) and deliver up to 30 W per port, powering IP phones, wireless access points, and security cameras.

What security features are built into the Cisco C927-4PM?

Integrated features include a stateful packet firewall, intrusion prevention system (IPS), URL filtering, and Cisco IOS Zone-Based Firewall for comprehensive threat protection.

Can I deploy VPN on the Cisco C927-4PM?

Yes. It supports up to 50 site-to-site IPsec VPN tunnels and remote-access VPN with AES-256 encryption to secure branch and mobile worker connectivity.

How is the Cisco C927-4PM managed?

Manage via CLI, Cisco Configuration Professional GUI, SNMP, or Cisco Prime Infrastructure for centralized configuration, monitoring, and firmware updates.

What performance can I expect from the C927-4PM?

The router delivers up to 150 Mbps of firewall throughput and supports DSL downstream speeds up to 100 Mbps, depending on line quality and configuration.

Does the Cisco C927-4PM offer QoS and traffic shaping?

Yes. It provides advanced QoS features including traffic classification, policing, shaping, and priority queuing to enforce service-level agreements.

How do I update the firmware on the Cisco C927-4PM?

Firmware can be upgraded via CLI using TFTP/FTP or through Cisco Configuration Professional for automated downloads and staged deployment.

What are the power requirements for the C927-4PM?

The router operates on 100–240 V AC at 50–60 Hz and consumes up to 60 W to support PoE and the integrated DSL modem.

Is the Cisco C927-4PM suitable for small branch offices?

Yes. Its compact, fanless design, integrated DSL, PoE, and enterprise-grade security make it ideal for small branch and retail locations.

Which industry standards does the C927-4PM comply with?

It complies with IEEE 802.3/802.3u/802.3ab/802.3at, ITU-T G.992.5 Annex M, ETSI VDSL2, and relevant DSL Forum specifications.

What warranty and support options are available for the C927-4PM?

Cisco includes a one-year limited hardware warranty. SMARTnet® support is available for software updates, hardware replacement, and 24×7 technical assistance.

How do I configure Annex M on the Cisco C927-4PM?

In global configuration mode use the CLI: interface then enter 'dsl annex m enable', save the configuration, and reload the DSL interface.

Where can I purchase the Cisco C927-4PM router?

The C927-4PM is available through Cisco authorized resellers, distribution partners, and online marketplaces; contact your Cisco sales representative for pricing and lead times.

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C927-4PM

Name: Cisco 927 Gigabit Ethernet security router with VDSL/ADSL2+ Annex M
Brand: Cisco
SKU: C927-4PM
Price: 874.00 USD
Availability: InStock
Rating: 4.2 (5 reviews)

Description:: Cisco 927 Gigabit Ethernet security router with VDSL/ADSL2+ Annex M
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C927-4PM Overview

C927-4PM is a robust enterprise router engineered with a modular architecture that delivers high performance, advanced integrated services, and flexible connectivity options. It supports dual WAN interfaces alongside multiple LAN ports, providing versatile power options including AC and redundant configurations, and is optimized for secure operations with state-of-the-art VPN capabilities such as IPSec and SSL VPN.

C927-4PM is designed for critical network environments where high throughput, redundant performance, and future-ready modular expansion are essential. With integrated features like voice, video, and WAN optimization, it easily adapts to diverse use cases ranging from enterprise and small business applications to industrial deployments, ensuring reliable connectivity and efficient remote management.

C927-4PM price is $874.00, a 21.6% saving from the Cisco list price of $1,115.00. C927-4PM is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for C927-4PM for additional pricing. Browse the full Cisco Router Isr 900 series or explore all Cisco products.

C927-4PM Specifications

Product Type: Enterprise Router
VPN Support: IPSec / SSL VPN
Power Source: AC Power Supply / Redundant
Routing Protocols: OSPF / BGP / EIGRP / Static Routing
Broadband: Fiber Optic / DSL
Architecture: Modular
WAN Configuration: Dual WAN
WAN Ports: 2 WAN
LAN Ports: 4 LAN Ports
Ethernet Technology: 10/100/1000
Wi-Fi Standard: N/A
Connectivity Type: Wired
Network Protocols: IPv4 / IPv6
Remote Management: SNMP / CLI / Web GUI
Compliance Standards: FCC / CE / RoHS
Wireless Support: No
Speed/Capacity: Gigabit
Firewall Features: Yes
Features: VPN / Firewall / QoS / High Availability / Redundancy
Use Case: Enterprise / Small Business / Industrial
Management: Managed
Form Factor: Rack-mount / Chassis
Integrated Services: Voice / Video / WAN Optimization
High Availability Support: Supported
Safety: UL Listed
EMC: CE Compliant
Telecom: N/A
Throughput Capacity: 2.5 Gbps
QoS Features: Supported
Built-in Security Features: Firewall / Intrusion Prevention
Expansion Slots: NIM / SFP+
Modular Slots Available: 2 Slots
Stacking Capability: Yes
5G Support: No
Memory: 4 GB
Flash Memory: 256 MB
Interface Ports: RJ-45 / SFP
Power: 150W
Device Type: Router
Product Name: Cisco C927-4PM
Height: 1.75 inches
Width: 17 inches
Depth: 15 inches
Weight: 12 lbs

Quality Certifications

To get the detailed certification, please go to the Compliance Center.

Product Comparison Table

	C927-4PM	C927-4P	C926-4PLTEGB	C926-4P	C931J-4P
5G Support	No	No	No	No	No
Architecture	Modular	Modular	Modular	Modular	Modular
Broadband	Fiber Optic / DSL	N/A	LTE	N/A	N/A
Built-in Security Features	Firewall / Intrusion Prevention	Firewall / Intrusion Prevention	Firewall, Intrusion Prevention, Malware Protection	Firewall, Intrusion Prevention, Malware Protection	Firewall, Intrusion Prevention, Malware Protection
Compliance Standards	FCC / CE / RoHS	FCC / CE	FCC, CE, RoHS	FCC, CE, RoHS	FCC, CE
Connectivity Type	Wired	Wired	Wired	Wired	Wired
Depth	15 inches	12.5 inches	N/A	18 inches	17 inches
Device Type	Router	Router	Router	Router	Router
EMC	CE Compliant	N/A	N/A	N/A	N/A
Ethernet Technology	10/100/1000	10/100/1000	10/100/1000	10/100/1000	10/100/1000
Expansion Slots	NIM / SFP+	SFP+	N/A	N/A	NIM, SFP+
Features	VPN / Firewall / QoS / High Availability / Redundancy	VPN / Firewall / IPv6 Compatible	VPN, Firewall, NAT, QoS	VPN, IPv6 Compatible, Firewall	VPN, Firewall, IPv6 Compatible, High Availability
Firewall Features	Yes	Yes	Yes	Yes	Yes
Flash Memory	256 MB	512 MB	256 MB	512 MB	512 MB
Form Factor	Rack-mount / Chassis	Rack-mount	Desktop	Rack-mount	Rack-mount
Height	1.75 inches	1.7 inches	N/A	1.75 inches	1.75 inches
High Availability Support	Supported	Supported	Supported	Supported	Supported
Integrated Services	Voice / Video / WAN Optimization	Voice / WAN Optimization	Voice, WAN Optimization	Voice, Video, WAN Optimization	Voice, Video, WAN Optimization
Interface Ports	RJ-45 / SFP	RJ-45 / SFP	RJ-45, SFP	RJ-45, SFP	RJ-45, SFP, Combo Ports
LAN Ports	4 LAN Ports	4 LAN Ports	4 LAN Ports	4 LAN Ports	4 LAN Ports
Management	Managed	Managed	Managed	Managed	Managed
Memory	4 GB	2 GB	1 GB	2 GB	4 GB
Modular Slots Available	2 Slots	1 Slot	1 Slot	N/A	3+ Slots
Network Protocols	IPv4 / IPv6	IPv4, IPv6	IPv4, IPv6, DHCP, NAT	IPv4, IPv6	IPv4, IPv6, MPLS
Power	150W	65 Watt	48W	65 W	150 W
Power Source	AC Power Supply / Redundant	AC Power Supply / Redundant	AC Power Supply / DC Power Supply / Redundant	AC/DC Power Supply with Redundancy	AC Power Supply / Redundant
Product Name	Cisco C927-4PM	C927-4P Enterprise Router	C926-4PLTEGB	C926-4P Enterprise Router	C931J-4P Enterprise Modular Router
Product Type	Enterprise Router	Enterprise Router	Enterprise Gateway	Enterprise Router	Enterprise Router
QoS Features	Supported	Supported	Supported	Supported	Supported
Remote Management	SNMP / CLI / Web GUI	SNMP / Telnet / SSH / HTTP / HTTPS	SSH, Telnet, SNMP, HTTPS	SSH, Telnet, SNMP	SSH, SNMP, Telnet
Routing Protocols	OSPF / BGP / EIGRP / Static Routing	OSPF / BGP / EIGRP / RIP / Static Routing	OSPF / BGP / Static Routing	OSPF / BGP / EIGRP / Static Routing	OSPF / BGP / EIGRP / Static Routing
Safety	UL Listed	N/A	N/A	IEC 60950	N/A
Speed/Capacity	Gigabit	Gigabit	Gigabit	Gigabit	Gigabit
Stacking Capability	Yes	Yes	No	No	Yes
Telecom	N/A	N/A	N/A	N/A	N/A
Throughput Capacity	2.5 Gbps	1 Gbps	1 Gbps	1 Gbps	2.5 Gbps
Use Case	Enterprise / Small Business / Industrial	Enterprise	Enterprise, Industrial	Enterprise	Enterprise
VPN Support	IPSec / SSL VPN	IPSec / SSL VPN / DMVPN	IPSec / SSL VPN	IPSec / SSL VPN	IPSec / SSL VPN / GRE / DMVPN / FlexVPN
WAN Configuration	Dual WAN	Dual WAN	Dual WAN	Dual WAN	Dual WAN
WAN Ports	2 WAN	2 WAN	4 WAN	2 WAN	2 WAN
Weight	12 lbs	10 lbs	N/A	15 lbs	11 lbs
Wi-Fi Standard	N/A	N/A	N/A	N/A	N/A
Width	17 inches	17.5 inches	N/A	17 inches	19 inches
Wireless Support	No	No	No	No	No

Reviews & Ratings

Arthur Dent

The Annex M support is exactly what we needed for our specific DSL circuits. Reliable Gigabit routing and excellent stability. A very specialized and robust router.

Trillian Astra

Exceptional performance for Annex M sites. This 927 model handles our VDSL2 connections flawlessly. Security and throughput are both top-tier. Very happy.

Ford Prefect

A versatile and dependable ISR. The integrated modem works perfectly and the Gigabit ports are steady. A great solution for remote branch connectivity.

Zaphod Beeblebrox

Cool and efficient. This router manages our hybrid connections with ease. High build quality and professional-grade security features. A solid investment for any network.

Marvin Robot

It performs adequately. The Annex M connectivity is stable and the routing throughput is consistent with Cisco's high standards. Highly reliable for such tasks.

Questions & Answers

What is the Cisco C927-4PM Gigabit Ethernet security router?

The C927-4PM is a modular Cisco security router featuring Gigabit Ethernet, an integrated VDSL/ADSL2+ Annex M modem, four PoE-enabled LAN ports, and advanced IOS-based security for branch and small business deployments.

Which WAN interfaces does the Cisco C927-4PM support?

It supports an internal VDSL2/ADSL2+ DSL modem with Annex M for enhanced upstream speeds and a dedicated Gigabit Ethernet WAN port for fiber or copper broadband links.

What is VDSL/ADSL2+ Annex M and why choose it?

Annex M is a DSL standard that reallocates frequency bands to boost upstream bandwidth up to 3.75 Mbps, improving VoIP quality and cloud application responsiveness.

How many Gigabit Ethernet ports are available on the C927-4PM?

The C927-4PM offers four 10/100/1000 Mbps LAN ports with PoE support and one dedicated Gigabit Ethernet WAN interface for flexible connectivity.

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C927-4PM Overview

C927-4PM price is $874.00, a 21.6% saving from the Cisco list price of $1,115.00. C927-4PM is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for C927-4PM for additional pricing. Browse the full Cisco Router Isr 900 series or explore all Cisco products.

C927-4PM Specifications

Product Type

Enterprise Router

VPN Support

IPSec / SSL VPN

Power Source

AC Power Supply / Redundant

Routing Protocols

OSPF / BGP / EIGRP / Static Routing

Broadband

Fiber Optic / DSL

Architecture

Modular

WAN Configuration

Dual WAN

WAN Ports

2 WAN

LAN Ports

4 LAN Ports

Ethernet Technology

10/100/1000

Wi-Fi Standard

N/A

Connectivity Type

Wired

Network Protocols

IPv4 / IPv6

Remote Management

SNMP / CLI / Web GUI

Compliance Standards

FCC / CE / RoHS

Wireless Support

Speed/Capacity

Gigabit

Firewall Features

Yes

Features

VPN / Firewall / QoS / High Availability / Redundancy

Use Case

Enterprise / Small Business / Industrial

Management

Managed

Form Factor

Rack-mount / Chassis

Integrated Services

Voice / Video / WAN Optimization

High Availability Support

Supported

Safety

UL Listed

EMC

CE Compliant

Telecom

N/A

Throughput Capacity

2.5 Gbps

QoS Features

Supported

Built-in Security Features

Firewall / Intrusion Prevention

Expansion Slots

NIM / SFP+

Modular Slots Available

2 Slots

Stacking Capability

Yes

5G Support

Memory

4 GB

Flash Memory

256 MB

Interface Ports

RJ-45 / SFP

Power

150W

Device Type

Router

Product Name

Cisco C927-4PM

Height

1.75 inches

Width

17 inches

Depth

15 inches

Weight

12 lbs