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C2911-CME-SRST/K9
2911 Voice Bundle w/PVDM3-16,FL-CME-SRST-25, UC License PAK
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C2911-CME-SRST/K9 is a modular enterprise router designed to deliver integrated services with high performance and robust security. Built on a flexible architecture that supports redundant AC power options, it offers reliable WAN and LAN interfaces through fixed and modular ports, enabling voice, video, and WAN optimization services along with comprehensive VPN capabilities for secure site-to-site and remote access connectivity.
Optimized for enterprise use cases, this router features high throughput and built-in redundancy to maximize uptime and performance in demanding environments. Its modular chassis design, integrated CME (Cisco CallManager Express) and SRST (Survivable Remote Site Telephony) functionalities, and support for a wide range of routing protocols make it ideal for businesses seeking dependable voice, data, and secure connectivity in branch and campus networks.
C2911-CME-SRST/K9 price is $1,905.65, a 54% saving from the Cisco list price of $4,142.71. C2911-CME-SRST/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C2911-CME-SRST/K9 for additional pricing. Browse the full Router Isr 2900 series or explore all Cisco products.
Scenario: A retail chain operates multiple branch offices relying on a centralized Cisco Unified Communications Manager (CUCM). When a WAN link fails, local phones would go dark without a fallback. Implementation: Deploy the Cisco 2911 Voice Bundle w/PVDM3-16, FL-CME-SRST-25 and UC License PAK in each branch. In WAN outage conditions, the embedded SRST automatically provides dial-tone continuity and PSTN fallback for up to 25 endpoints. Benefit: Ensures uninterrupted local calling, maintains customer service levels, and eliminates lost revenue from call outages—delivering high-availability voice services with minimal configuration.
Scenario: A mid-market professional services firm needs to consolidate voice, messaging, and conferencing onto a single platform as it expands from 50 to 200 users. Implementation: Install the Cisco 2911-CME-SRST/K9 Voice Bundle with PVDM3-16 for hardware-based call transcoding and the UC License PAK for CUCM feature unlock. The FL-CME-SRST-25 license enables local call processing during network interruptions. Benefit: Delivers a cost-effective, modular architecture that scales with headcount, accelerates service rollout, reduces CAPEX by 30%, and simplifies management through a unified Cisco IOS image.
Scenario: A logistics provider must securely interconnect voice and data traffic across three regional warehouses and headquarters. Implementation: Leverage the Cisco 2911 Voice Bundle w/PVDM3-16 to terminate encrypted VPN tunnels and enforce QoS for voice over IP. The FL-CME-SRST-25 module ensures voice survivability at each site, while the UC License PAK enables advanced call routing and mobility features. Benefit: Achieves end-to-end encryption for compliance, prioritizes voice packets for crystal-clear calls, reduces WAN costs by 25%, and centralizes operations on one secure, resilient platform.
To get the detailed certification, please go to the Compliance Center.
| C2911-CME-SRST/K9 |  C2951-VSEC/K9 |  C2921-VSEC-SRE/K9 |  C2951-WAAS-SEC/K9 |  CISCO2901-HSEC+/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Fixed | Modular |
| Broadband | N/A | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, VPN | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC, CE | IEEE 802.3, IEEE 802.1Q, FCC, CE | FCC / CE | IEEE 802.3 / IEEE 802.3u | FCC, CE, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 14.5 inches | N/A | N/A | 19.5 inches | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | N/A |
| Ethernet Technology | 10/100/1000 | 10/100 | 10/100 | 10/100/1000 | 10/100 |
| Expansion Slots | EHWIC, NIM | NIM | EHWIC / NIM | EHWIC | EHWIC / NIM |
| Features | VPN, Firewall, IP Routing, CME, SRST | VPN / Firewall / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN, Firewall, Intrusion Prevention, QoS, NAT | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount / Chassis | Rack-mount |
| Height | 1.73 inches | N/A | N/A | 1.75 inches | N/A |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice, Video, WAN Optimization | Voice / WAN Optimization | Voice / Video / WAN Optimization | Voice, Security, WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45 | RJ-45 | 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 | 512 MB | 512 MB | 256 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4, IPv6 | IPv4, IPv6, PPP, Frame Relay | IPv4, IPv6, MPLS | IPv4 / IPv6 | IPv4, IPv6 |
| Power | 245 Watts | 65 Watt | 150 W | 375 Watts | 350 W |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco 2911 Integrated Services Router with CME and SRST | Cisco 2951-VSEC/K9 Integrated Services Router | Cisco 2921 Integrated Services Router with Virtual Security and Services Ready Edition | Cisco C2951 WAAS-SEC/K9 | CISCO2901-HSEC+/K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP | SSH, Telnet, SNMP | CLI, SNMP, Cisco SDM | 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 / MPLS / IS-IS / RIP / Static Routing / N/A | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 75 Mbps | 0.025 Gbps | 0.025 Gbps | 0.075 Gbps | 0.075 Gbps |
| Use Case | Enterprise, Business | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / GRE |
| WAN Configuration | Dual WAN | WAN | Dual WAN | WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 12 lbs | N/A | N/A | 20 lbs | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.3 inches | N/A | N/A | 17.5 inches | N/A |
| Wireless Support | No | No | No | No | No |
Cisco 2911 Voice Bundle simplifies UC deployment. PVDM3-16 ensures clear, stable voice quality for branch offices.
Durable and reliable. Supports small to medium offices with seamless voice and unified communications.
Easy to configure and manage. Maintains high-quality voice and secure UC operations across distributed offices.
Reliable Cisco solution. Ensures smooth voice and UC performance with minimal downtime.
Efficient and strong. Supports predictable branch office voice and unified communications deployment.
High-performing and dependable. Perfect for small and medium branches needing reliable UC performance.
The Cisco C2911-CME-SRST/K9 Voice Bundle is an all-in-one integrated services router package that includes a PVDM3-16 DSP module, FL-CME-SRST-25 license, and a UC License PAK for enterprise voice, data, and survivable remote telephony.
The bundle comprises the Cisco 2911 Integrated Services Router, a PVDM3-16 digital signal processor module, and licensing for Cisco Unified CME with SRST support.
The PVDM3-16 DSP module supports up to 16 concurrent T1/E1 G.711 calls or a combination of codecs for high-density voice deployments.
The FL-CME-SRST-25 license enables Survivable Remote Site Telephony (SRST) for up to 25 endpoints, ensuring call continuity during WAN outages.
The Cisco UC License PAK grants full Unified Communications feature access, including SIP trunking, voicemail integration, and advanced call control.
This bundle requires Cisco IOS Software with Unified Communications features, typically IOS 15.x or later, to support CME and SRST functionality.
Yes, the 2911 Voice Bundle supports SIP trunk integration with Cisco Unified Communications Manager for centralized call processing.
SRST automatically activates on the router when the WAN link fails, allowing local call processing and basic telephony services until connectivity is restored.
Key features include hardware-based DSP for transcoding, CME call control, SRST survivability, SIP trunk support, and secure voice encryption.
Power down the router, insert the PVDM3-16 into the DSP slot until it clicks, secure the module, then power on and verify installation via the IOS "show platform" command.
The Cisco 2911 supports 19-inch rack mounting with optional brackets, redundant AC power supplies, and DC power options for flexible deployment.
This bundle includes Cisco’s limited lifetime hardware warranty and 90 days of complimentary technical support; extended SMARTnet options are also available.
Ideal for small to medium-sized branch offices requiring integrated voice, data, security, and survivable telephony in a single platform.
Yes, you can increase voice channels by installing additional PVDM3 modules and purchasing higher-tier CME or UC licenses.
The router offers firewall, VPN, intrusion prevention, Secure Boot, and control-plane policing to safeguard voice and data traffic.
Contact a Cisco authorized reseller or log in to the Cisco Software Licensing portal to purchase and activate extra CME or UC license PAKs.