United States$5,000,000+
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J
James Porter
5
Stable voice bundle for small to mid sized deployments. Call handling has been smooth and reliable.
CISCO2811-V/K9
2811 Voice Bundle,PVDM2-16,SP Serv,128F/512D
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CISCO2811-V/K9
- Description:
- 2811 Voice Bundle,PVDM2-16,SP Serv,128F/512D
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In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 746320972169
- Condition:
- Warranty:
- 3
- List Price:
$3,195.00
- Price:
$1,450.0054.6% off
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CISCO2811-V/K9 Overview
CISCO2811-V/K9 is a modular enterprise router designed to deliver high-performance routing with integrated services for voice, data, and secure connectivity. It features a versatile architecture with support for various power options and modular interfaces that enable WAN and LAN configurations tailored for diverse network deployments.
CISCO2811-V/K9 offers integrated VPN capabilities, robust throughput performance, and redundancy features, making it ideal for business and small business use cases. Its built-in encryption, QoS, firewall features, and management support meet the demands of secure, scalable, and efficient enterprise deployments.
CISCO2811-V/K9 price is $1,450.00, a 54.6% saving from the Cisco list price of $3,195.00. CISCO2811-V/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CISCO2811-V/K9 for additional pricing. Browse the full Router Isr 2800 series or explore all Cisco products.
CISCO2811-V/K9 Specifications
- Product Type
- Enterprise Router
- VPN Support
- IPSec
- Power Source
- AC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- Broadband
- N/A
- Architecture
- Modular
- WAN Configuration
- Dual WAN
- WAN Ports
- Modular WAN
- LAN Ports
- Modular LAN
- Ethernet Technology
- 10/100
- Wi-Fi Standard
- N/A
- Connectivity Type
- Wired
- Network Protocols
- IPv4 / IPv6
- Remote Management
- Telnet / SSH / SNMP
- Compliance Standards
- FCC / CE
- Wireless Support
- No
- Speed/Capacity
- N/A
- Firewall Features
- Yes
- Features
- VPN / IPv6 Compatible / Firewall / MPLS
- Use Case
- Enterprise / Small Business
- Management
- Managed
- Form Factor
- Rack-mount
- Integrated Services
- Voice / WAN Optimization
- High Availability Support
- Supported
- Safety
- N/A
- EMC
- N/A
- Telecom
- N/A
- Throughput Capacity
- 0.035 Gbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall / Intrusion Prevention
- Expansion Slots
- NIM / EHWIC
- Modular Slots Available
- 2 Slots
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 256 MB
- Flash Memory
- 128 MB
- Interface Ports
- RJ-45 / Console
- Power
- 125 Watts
- Device Type
- Router
- Product Name
- Cisco 2811 Integrated Services Router
- Height
- 1.75 inches
- Width
- 17 inches
- Depth
- 12 inches
- Weight
- 14 lbs
CISCO2811-V/K9 Use Case
Scalable Branch Office VoIP Deployment with PSTN Failover on Cisco 2811 Voice Bundle
A mid-sized enterprise deploys the Cisco 2811-V/K9 Voice Bundle with PVDM2-16 and SP Services at its remote branch to support 50+ IP extensions. The 128 MB flash/512 MB DRAM platform delivers carrier-grade QoS, while built-in PSTN failover ensures calls automatically route over alternative trunks during WAN outages. Dynamic dial-peer configuration and voice DSP resource pooling optimize bandwidth and maintain HD voice quality. Outcome: reliable, high-quality VoIP across branches with seamless PSTN redundancy, reducing downtime by 90% and cutting telephony costs.
Secure Multi-Site SIP Trunking and Encrypted Voice Connectivity with Cisco 2811 PVDM2-16
A global services provider uses the Cisco 2811 Voice Bundle and PVDM2-16 to terminate SIP trunks across three data centers, leveraging SP Services for advanced MPLS integration and per-class QoS. IPsec encryption on the 2811 router secures voice traffic over public networks, while hardware DSPs deliver real-time transcoding between G.711, G.729 and T.38 fax streams. Centralized configuration via Cisco IOS grants granular traffic shaping and SIP normalization. Outcome: end-to-end secure SIP voice connectivity with consistent call quality, boosting compliance and reducing trunking expenses by 40%.
High-Density Call Center Integration with PRI, QoS and DSP Acceleration on Cisco 2811
A contact center integrates legacy T1/E1 PRIs and IP seats using the Cisco 2811 Voice Bundle, PVDM2-16 and SP Services to support 200 concurrent agents. The router’s DSP modules handle conferencing, transcoding and voicemail, while policy-based QoS allocates guaranteed bandwidth for critical IVR and ACD traffic. Dial-peer failover and CUBE SIP interworking streamline PSTN and SIP carrier redundancy. Outcome: scalable, high-density telephony with superior voice clarity and 99.99% uptime, enabling a 30% rise in call throughput and improved customer satisfaction.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 CISCO2811-V/K9 |  CISCO2811-CCME/K9 |  C2811-2SHDSL/K9 |  C2801-10UC/K9 |  C2851-VSEC-SRST/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Fixed | Fixed | Fixed |
| Broadband | N/A | N/A | DSL | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention, Malware Protection |
| Compliance Standards | FCC / CE | FCC / CE | FCC / CE | FCC / CE / RoHS | FCC, CE, UL |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 12 inches | 12.8 in | 17 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | FCC, ICES-003 | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100/1000 |
| Expansion Slots | NIM / EHWIC | EHWIC | NIM, EHWIC | EHWIC | EHWIC |
| Features | VPN / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall | VPN, Firewall, Intrusion Prevention, IPv6 Compatible |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 128 MB | N/A | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount / Desktop | Desktop | Rack-mount |
| Height | 1.75 inches | 1.75 in | 1.75 inches | N/A | N/A |
| High Availability Support | Supported | Supported | Not Supported | Supported | Supported |
| Integrated Services | Voice / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video | Voice / Video | Voice, Video, WAN Optimization |
| Interface Ports | RJ-45 / Console | RJ-45 | RJ-45 | RJ-45 | RJ-45, SFP |
| LAN Ports | Modular LAN | N/A | 2 LAN Ports | N/A | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 256 MB | 128 MB | 512 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4 / IPv6 | IPv4 / IPv6 | IP / IPX / IPv6 | IPv4, IPv6 |
| Power | 125 Watts | 350W | 125 W | 65 Watt | 375 Watts |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply / Redundant |
| Product Name | Cisco 2811 Integrated Services Router | Cisco 2811 Integrated Services Router - CCME/K9 | Cisco 2811 Integrated Services Router - 2SHDSL | Cisco 2801 Integrated Services Router | Cisco C2851-VSEC-SRST/K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Integrated Services Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet / SSH / SNMP | SSH / Telnet | Telnet / SSH | Telnet / SSH / SNMP | Telnet, SSH, SNMP, HTTP/HTTPS |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / BGP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | UL/cUL, CE | N/A | N/A |
| Speed/Capacity | N/A | N/A | N/A | N/A | Gigabit |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.035 Gbps | 0.075 Gbps | 0.025 Gbps | 0.075 Gbps | 100 Mbps |
| Use Case | Enterprise / Small Business | Enterprise | Enterprise | Business | Enterprise |
| VPN Support | IPSec | IPSec / DMVPN | IPSec | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | Modular WAN | Modular WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 14 lbs | 16 lbs | 17 lbs | N/A | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17 inches | 17.5 in | 19 inches | N/A | N/A |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
A
Alan Brooks
4
Easy to manage and dependable for daily voice operations. A solid Cisco voice router.
P
Peter Collins
5
Performs well for integrated voice services. Setup was straightforward and performance has been consistent.
S
Scott Williams
3
A practical choice for branch voice needs. Reliable hardware with predictable results.
F
Frank Donovan
4
Voice quality has been clear and stable. Suitable for business environments needing proven Cisco reliability.
Questions & Answers
What is the Cisco 2811 Voice Bundle (SKU: CISCO2811-V/K9)?
The Cisco 2811 Voice Bundle (CISCO2811-V/K9) is an integrated branch router featuring a PVDM2-16 DSP module, Service Provider Services license, 128 MB flash, and 512 MB DRAM.
What components are included in the 2811 Voice Bundle?
This bundle includes the Cisco 2811 router chassis, a PVDM2-16 digital signal processor card, SP Services software license, 128 MB flash memory, and 512 MB DRAM.
What is the PVDM2-16 module and how many simultaneous calls does it support?
The PVDM2-16 is a 16-channel DSP module that supports up to 16 simultaneous voice calls or transcoding sessions.
What does the Service Provider Services (SP Services) license enable?
The SP Services license unlocks advanced MPLS, QoS, and routing features optimized for service provider and large enterprise environments.