Skip to the beginning of the images gallery

C2851-VSEC-SRST/K9, Cisco 2851 Integrated Services Router, PVDM2-48/FL-SRST-100/128F 512D

Name: C2851-VSEC-SRST/K9, Cisco 2851 Integrated Services Router, PVDM2-48/FL-SRST-100/128F 512D
SKU: C2851-VSEC-SRST/K9
Price: 5412 USD
Availability: OutOfStock
Rating: 5 (1 reviews)

Brand: Cisco
Model: C2851-VSEC-SRST/K9

Rating:

100%

5/5.0

1 Review

11 Questions

List Price: $9,595.00

44% OFF

$5,412.00

Price Alert

100% Genuine

Original, factory-verified

3-Year Warranty

Extended, enterprise-grade

24 Years Expertise

Proven, deployment-focused

Condition

Original New

Replacement

C2951-CME-SRST/K9

Express Shipping to United States
Estimated shipping time: 2–6 business days via DHL, FedEx, UPS and more

Certified Expertise Builds Trust

CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert

Talk to an Expert

Faster Delivery, Globally Ready
20+ years of supply chain expertise for faster multi-stop delivery with smooth customs.
48H Worldwide Shipping
10+ Global Warehouses
Keep Projects On Time
Reliable availability and real-time shipment visibility to keep every critical IT project on schedule.
Track Your Order

Leading Global Distributor
Since 2002
A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

Worry-Free Coverage with RSCare
3-Year warranty for enterprise hardware, including advanced RMA, diagnostics, spare parts support, and OEM service compatibility.
Cisco SmartNet
HPE Foundation Care
Dell ProSupport
Juniper Care
Fortinet Support
Your Trusted Genuine Source
Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.
100% Authentic Products
100,000+ Multi-Brand SKUs Available

C2851-VSEC-SRST/K9, Cisco 2851 Integrated Services Router, PVDM2-48/FL-SRST-100/128F 512D

100% Genuine Ready to Ship

$9,595.00

44% OFF

$5,412.00

Overview

Cisco C2851-VSEC-SRST/K9 Overview

The Cisco C2851-VSEC-SRST/K9 is an enterprise-class integrated services router designed for secure voice and data in branch and SMB environments. It combines Advanced IP Services IOS with embedded SRST (FL-SRST-100) to maintain telephony during WAN outages, while the PVDM2-48 voice DSP delivers rich IP telephony and conferencing. With 2 Gigabit Ethernet ports, modular WAN expansion, and 128 MB flash plus 512 MB DRAM, this Cisco router provides scalable, resilient connectivity for distributed offices.

Product Highlights

512 MB

High DRAM

GE Ports

FL-SRST-100

SRST Voice

Product Applications Scenarios

Enterprise Network

Integrated SRST and Advanced IP Services keep branch voice and data running, cutting downtime and truck-roll costs by up to 30% for distributed enterprises.

Cloud Services

Secure VPN-ready platform with modular WAN options provides reliable cloud access for regional offices, reducing backhaul bandwidth waste by up to 25%.

Edge & IoT

Flexible interface slots and robust IOS services aggregate remote sensors and control systems, improving edge uptime and management efficiency by around 20%.

Product Features Comparison


Model	C2851-VSEC-SRST/K9, Cisco 2851 Integrated Services Router, PVDM2-48/FL-SRST-100/128F 512D	CISCO2951-V/K9, Cisco 2951 Router, 3 onboard GE/4 EHWIC slots/512MB DRAM	C2811-VSEC/K9, Cisco 2811 Voice Security Bundle Router, PVDM2-16/128MB Flash/512MB DRAM	C2801-VSEC-CUBE/K9, Cisco 2800 Series Router, PVDM2-8, FL-CUBE, 128F/384D
Brand	Cisco	Cisco	Cisco	Cisco
Routing Throughput	n/a	n/a	n/a	n/a
Interface Configuration	2 Gigabit Ethernet ports; 2 Network Module slots; 2 WAN Interface Card slots; 2 High-Speed WAN Interface slots; 2 USB; 1 auxiliary; 1 console	3 x 10Base-T/100Base-TX/1000Base-T RJ-45; 1 x console RJ-45; 1 x console mini-USB; 1 x auxiliary RJ-45; 2 x USB Type-A; 1 x SFP (mini-GBIC)	Digital ports: 16; Ethernet/Fast Ethernet	2 x 10/100 Mbps Ethernet; 2 x USB 2.0; 2 × WIC/VIC slots; 1 Network Module slot
Supported Protocol	n/a	Ethernet, Fast Ethernet, Gigabit Ethernet; IPSec, L2TPv3; OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, static IP routing, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MPLS, BFD, IPv4-to-IPv6 Multicast	Ethernet, Fast Ethernet; IPSec	IPv4/IPv6, MPLS, QoS
VPN Capability	FL-SRST-100 (SRST licenses)	VPN support (Features)	IPSec; Cisco router security bundle with VPN	License FL-CUBE; AVS (Advanced Voice Services)
Integrated Features	PVDM2-48; 1 PVDM slot; Advanced IP Services IOS; Integrated RPS port; 1 eUSB expansion	Firewall protection; VPN support; MPLS support; IPv6 support; NetFlow; internal power supply; Cisco IOS IP Base	Cisco IOS Advanced IP services; firewall protection; MPLS; VLAN; URL filtering; AC 120/230 V power	PVDM2-8; VSEC Bundle; 2 × WIC/VIC slots; rack-mountable; AC 100–240 V power

Optional Add-ons

Model Number	Description
PVDM2-64	Cisco PVDM2-64 Voice DSP Module for higher-density voice on Cisco 2800/3800 ISR.
VWIC2-2MFT-T1/E1	Cisco dual-port T1/E1 multiflex VWIC2 card for WAN and voice trunking on Cisco 2800 routers.
MEM2811-512D-128F	Cisco memory kit upgrading flash and DRAM for Cisco 2800 Series integrated services routers.

Quality Certifications

Specification

Cisco C2851-VSEC-SRST/K9 Specification

Model

C2851-VSEC-SRST/K9

Brand

Cisco

Product Type

Router

Bundled PVDM

PVDM2-48

SRST Licenses

FL-SRST-100

Memory (Flash)

128 MB

Memory (DRAM)

512 MB

IOS

Advanced IP Services

Gigabit Ethernet Ports

Network Module Slots

WAN Interface Card Slots

High-Speed WAN Interface Slots

USB Ports

Auxiliary Port

Console Ports

Network Processor

Cisco 3.2G V2

Expansion Slot

1 eUSB

Voice DSP Module

1 PVDM slot

Integrated RPS Port

Yes

Dimensions (H x W x D)

3.5 x 17.0 x 15.8 in

Rack Mountable

Yes

Weight

13.8 kg

Get More Information

Discover unbeatable prices and fast shipping for the C2851-VSEC-SRST/K9 . Access the detailed C2851-VSEC-SRST/K9 datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

Quality Certifications

Need Help? Technical Experts Available Now.

+1-626-655-0998 (USA)
UTC 15:00-00:00
+852-2592-5389 (HK)
UTC 00:00-09:00
+852-2592-5411 (HK)
UTC 06:00-15:00

Get a Quote

Live Chat

Need Help? Technical Experts Available Now.

Customer Reviews

Write Your Own Review

Only registered users can write reviews. Please Sign in or create an account

Q&A

Questions & Answers

What common troubleshooting steps are available for the C2851-VSEC-SRST/K9?

Common troubleshooting involves checking cable connections, ensuring proper power supply, verifying configuration settings, and reviewing system logs for errors.

What accessories are available for the C2851-VSEC-SRST/K9?

Accessories include additional WAN interface cards, memory modules, and power supplies to enhance the router's capabilities.

How does the C2851-VSEC-SRST/K9 compare to other small business routers?

The C2851-VSEC-SRST/K9 offers advanced IP services and security features, making it superior in terms of reliability and functionality compared to many other small business routers.

Is router-switch.com a reliable distributor?

Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

Learn More

What are the main features of the C2851-VSEC-SRST/K9?

The C2851-VSEC-SRST/K9 features a VSEC Bundle with PVDM2-48, FL-SRST-100, AdvIPServ, 128MB Flash, and 512MB DRAM.

Is the C2851-VSEC-SRST/K9 suitable for small businesses?

Yes, the C2851-VSEC-SRST/K9 router is ideal for small businesses needing advanced IP services and secure communication capabilities.

How cost-effective is the C2851-VSEC-SRST/K9 compared to other Cisco ISR 2800 routers?

The C2851-VSEC-SRST/K9 offers a competitive price with enhanced security features, making it a cost-effective choice within the Cisco ISR 2800 series.

What is the application scenario for the C2851-VSEC-SRST/K9?

The C2851-VSEC-SRST/K9 is designed for secure and reliable communication in branch offices and small businesses, supporting IP telephony and SRST.

How do you install the C2851-VSEC-SRST/K9 router?

Installation involves connecting the necessary cables, configuring the router via the console, and uploading the latest IOS through the web interface.

Does the C2851-VSEC-SRST/K9 require periodic upgrades?

Yes, it is recommended to periodically check for and apply firmware upgrades to ensure security and performance enhancements.

Are there alternative products to the C2851-VSEC-SRST/K9?

The Cisco ISR 2900 series can be considered as an alternative, offering more advanced features and higher performance.