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2921 Voice Bundle with PVDM3-32 ensures reliable UC and voice performance. Ideal for medium branch offices.
C2921-CME-SRST/K9
2921 Voice Bundle w/ PVDM3-32,FL-CME-SRST-25, UC License PAK
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C2921-CME-SRST/K9
- Description:
- 2921 Voice Bundle w/ PVDM3-32,FL-CME-SRST-25, UC License PAK
- Rating:
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- Brand:
- Cisco
- GTIN:
- 610585738696
- Condition:
- Warranty:
- 3
- List Price:
$5,195.00
- Price:
$472.0090.9% off
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1
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C2921-CME-SRST/K9 Overview
C2921-CME-SRST/K9 is a modular, enterprise-class integrated services router designed for robust branch connectivity. It delivers versatile power options with an AC power supply and supports dual WAN configurations alongside four LAN ports, enabling secure wired connectivity for voice, video, and data services. The router integrates advanced VPN and firewall features that provide state‐of‐the‐art encryption and traffic management, ensuring reliable performance and redundant operations in mission‐critical environments.
This router offers a modular architecture with expansion options through EHWIC/NIM slots, accommodating integrated services such as WAN optimization and unified communications with CME and SRST support. Optimized for business and enterprise use cases, it delivers Gigabit throughput with support for key routing protocols including OSPF, BGP, and EIGRP, while its comprehensive security features, remote management capabilities, and compliance with industry standards make it a trusted solution for secure, high-performance networking.
C2921-CME-SRST/K9 price is $472.00, a 90.9% saving from the Cisco list price of $5,195.00. C2921-CME-SRST/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C2921-CME-SRST/K9 for additional pricing. Browse the full Router Isr 2900 series or explore all Cisco products.
C2921-CME-SRST/K9 Specifications
- Product Type
- Enterprise Router
- VPN Support
- IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A
- Power Source
- AC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing
- Broadband
- N/A
- 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, PPP
- Remote Management
- CLI, Telnet, SSH
- Compliance Standards
- FCC, CE
- Wireless Support
- No
- Speed/Capacity
- Gigabit
- Firewall Features
- Yes
- Features
- VPN, IPv6 Compatible, Firewall, QoS
- Use Case
- Enterprise
- Management
- Managed
- Form Factor
- Rack-mount
- Integrated Services
- Voice, Video, WAN Optimization
- High Availability Support
- Supported
- Safety
- UL, cUL, CSA
- EMC
- FCC Part 15
- Telecom
- TIA/EIA
- Throughput Capacity
- 100 Mbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall, Intrusion Prevention, Malware Protection
- Expansion Slots
- EHWIC / NIM
- Modular Slots Available
- 2 Slots
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 512 MB
- Flash Memory
- 256 MB
- Interface Ports
- RJ-45, SFP
- Power
- 250 Watts
- Device Type
- Router
- Product Name
- Cisco C2921-CME-SRST/K9 Integrated Services Router
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
C2921-CME-SRST/K9 Use Case
Zero-Downtime Branch Voice Continuity with C2921-CME-SRST/K9-2921 Voice Bundle
In a national retail chain with 20 remote outlets, the Cisco C2921-CME-SRST/K9-2921 Voice Bundle w/ PVDM3-32, FL-CME-SRST-25, UC License PAK provides local call processing and automatic PSTN fallback during MPLS/WAN outages. SRST maintains up to 25 extensions for uninterrupted customer service, while the UC License PAK accelerates provisioning. Outcome: 100% voice uptime, reduced support tickets, and optimized branch operations.
Unified Communications for Mobile Workforce
A multi-office professional services firm deploys the Cisco C2921-CME-SRST/K9-2921 Voice Bundle w/ PVDM3-32, FL-CME-SRST-25, UC License PAK to enable Cisco Jabber voice/video, presence, and soft-client integration across three sites. Local SRST protects up to 25 remote staff during network maintenance, preserving call control. Outcome: 30% boost in collaboration efficiency and 20% reduction in travel expenses.
Scalable SMB Contact Center with Integrated DSP Resources
An SMB call center with 25 agents leverages the Cisco C2921-CME-SRST/K9-2921 Voice Bundle w/ PVDM3-32, FL-CME-SRST-25, UC License PAK to centralize call control, deploy 32 DSP channels for transcoding and conferencing, and enable mobile agent support. SRST ensures local survivability for up to 25 extensions if WAN fails. Outcome: 40% faster call setup, consistent voice quality, and seamless scalability without additional hardware.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 C2921-CME-SRST/K9 |  C2911-VSEC/K9 |  CISCO2951/K9 |  CISCO2911-V/K9 |  C2921-WAASX/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Modular | Fixed |
| Broadband | N/A | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC, CE | FCC / CE | FCC / CE / RoHS | FCC / CE | IEEE 802.3 / IEEE 802.3u |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | N/A | N/A | 17 inches | N/A | 14.57 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | FCC Part 15 | FCC, CE | FCC, EN55024 | N/A | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100 | 10/100 | 10/100/1000 |
| Expansion Slots | EHWIC / NIM | EHWIC / NIM | EHWIC | EHWIC / NIM | EHWIC / NIM |
| Features | VPN, IPv6 Compatible, Firewall, QoS | VPN / Firewall / Integrated Services / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / IPv6 Compatible / Firewall / WAN Optimization |
| 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 | Rack-mount |
| Height | N/A | N/A | 1.75 inches | N/A | 1.73 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice, Video, WAN Optimization | Voice / Video / Security | Voice / Video | Voice / Video / WAN Optimization | Voice / WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45 | RJ-45 | RJ-45 | RJ-45 / SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN | 2 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 512 MB | 512 MB | 512 MB | 512 MB |
| Modular Slots Available | 2 Slots | 3+ Slots | 2 Slots | 2 Slots | 3+ Slots |
| Network Protocols | IPv4, IPv6, PPP | IPv4 / IPv6 | IPv4, IPv6 | IPv4 / IPv6 | IPv4 / IPv6 |
| Power | 250 Watts | 130 Watt | 150W | 240 W | 355 W |
| Power Source | AC Power Supply | AC Power Supply / Redundant | AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco C2921-CME-SRST/K9 Integrated Services Router | Cisco 2911 Integrated Services Router with Security | CISCO2951/K9 Integrated Services Router | CISCO2911-V/K9 | Cisco 2921 Integrated Services Router with WAAS |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI, Telnet, SSH | CLI / SNMP / Cisco SDM | Telnet, SSH, SNMP, HTTP/HTTPS | CLI / SNMP / HTTP / HTTPS | Telnet / SSH / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / BGP | OSPF / BGP / EIGRP / Static Routing |
| Safety | UL, cUL, CSA | UL/cUL, CE | UL, cUL | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | 10/100 | Gigabit |
| Stacking Capability | No | No | No | No | No |
| Telecom | TIA/EIA | TIA/EIA | N/A | N/A | N/A |
| Throughput Capacity | 100 Mbps | 0.075 Gbps | 0.075 Gbps | 75 Mbps | 1 Gbps |
| Use Case | Enterprise | Enterprise / Branch | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / DMVPN | IPSec / DMVPN | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | Modular WAN | Modular WAN | 2 WAN |
| Weight | N/A | N/A | 16 lbs | N/A | 15.2 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | 19 inches | N/A | 17.13 inches |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
E
Emma Jenkins
4
Stable and predictable. Simplifies voice and UC management while maintaining high-quality communications.
L
Lucas Morgan
5
Durable and efficient Cisco solution. Maintains secure, reliable voice and UC operations.
M
Mia Foster
3
Easy to deploy and manage. Provides consistent voice and unified communications across branches.
J
James Riley
4
Strong performance with minimal downtime. Supports branch office voice, UC, and secure communications reliably.
Questions & Answers
What is the Cisco C2921-CME-SRST/K9 2921 Voice Bundle?
The Cisco C2921-CME-SRST/K9 2921 Voice Bundle is an Integrated Services Router 2921 pre-loaded with a PVDM3-32 DSP module, FL-CME-SRST-25 feature license, and a Unified Communications license PAK for up to 25 endpoints.
What components are included in the 2921 Voice Bundle?
The bundle comprises a Cisco ISR 2921 chassis, PVDM3-32 voice DSP module, FL-CME-SRST-25 license for CallManager Express and SRST, and a UC License PAK for user licensing.
How many concurrent calls does the PVDM3-32 module support?
The PVDM3-32 supports up to 32 concurrent G.711 calls or a mix of codecs equivalent to 32 DSP channels.
What is FL-CME-SRST-25 and why is it important?
FL-CME-SRST-25 is a feature license that enables Cisco CallManager Express and Survivable Remote Site Telephony for up to 25 IP phones during WAN outages.