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CISCO2801-V/K9
2801 Voice Bundle,PVDM2-8,SP Serv,128F/384D
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CISCO2801-V/K9 is a modular integrated services router engineered for secure, high-performance connectivity in enterprise and branch office environments. It features a robust architecture with dual Ethernet interfaces and dedicated expansion slots, supporting both voice and data applications while delivering versatile power options and multiple WAN interface configurations.
Designed to meet demanding network requirements, the router offers integrated VPN capabilities, built‑in firewall security, and high throughput performance with redundant features for reliable operation. Its modular design and flexible interface options make it ideal for applications ranging from remote office connectivity to enterprise-level integrated services deployments.
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Scenario: A multi‐site enterprise deploys the CISCO2801-V/K9-2801 Voice Bundle, PVDM2-8, SP Serv, 128F/384D in its branch offices to replace legacy PBX systems with full SIP and PRI VoIP connectivity. Integrated DSP resources on PVDM2-8 modules handle up to 8 simultaneous transcoded calls, enabling seamless migration to IP telephony while preserving call quality. Benefit: Delivers low-latency voice, lowers operational costs by up to 40%, and accelerates deployment of unified communications services across 50+ remote sites.
Scenario: A financial services firm uses the CISCO2801-V/K9-2801 Voice Bundle, PVDM2-8, SP Serv, 128F/384D as a dual‐service router at off-premises trading desks. The platform aggregates encrypted voice channels over IPsec VPN alongside encrypted data traffic on a single WAN link. Leveraging 128 FXS/384 DXI port density, it supports analog fax, VoIP softphones, and real-time market data feeds. Benefit: Ensures end-to-end security and QoS for critical voice and data streams, reduces hardware footprint by 60%, and maintains compliance with financial regulations.
Scenario: A regional service provider deploys multiple CISCO2801-V/K9-2801 Voice Bundle, PVDM2-8, SP Serv, 128F/384D units in a POP architecture to aggregate small business customer SIP trunks. Each router handles up to 384 simultaneous dial peers and dynamically allocates PVDM2-8 DSP time slots for transcoding, compression, and fax over IP. Benefit: Maximizes revenue per access node through high-density SIP trunking, simplifies customer provisioning, and delivers carrier-grade reliability with 99.999% uptime.
To get the detailed certification, please go to the Compliance Center.
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Fixed | Fixed |
| 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 | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE | FCC, CE | FCC, CE | IEEE 802.3 / IEEE 802.1D | FCC, CE, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | N/A | 14.1 inches | N/A | N/A | 15.5 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC | NIM | NIM | EHWIC |
| Features | VPN / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall / Voice | VPN, IPv6 Compatible, Firewall | VPN / Voice / IPv6 Compatible / Firewall | VPN / Voice / NAT / ACL / QoS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 128 MB | 256 MB | 128 MB | 256 MB |
| Form Factor | Rack-mount | Chassis | Rack-mount | Rack-mount / Desktop | Desktop |
| Height | N/A | 4.5 inches | N/A | N/A | 1.8 inches |
| High Availability Support | Supported | Supported | Supported | Not Supported | Supported |
| Integrated Services | Voice / Video | Voice / Video / WAN Optimization | Voice, Video | Voice / Data | Voice / Security / Data |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 2 LAN Ports | Modular LAN | 16 LAN Ports | 2 LAN Ports | 2 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IP, TCP, UDP, ICMP | TCP/IP, IPX, AppleTalk | IP / Frame Relay / PPP / HDLC | IP, IGRP, OSPF, EIGRP, RIP, BGP |
| Power | 80 W | 65 Watt | 350 W | 65 Watt | 72W |
| Power Source | AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply | AC Power Supply |
| Product Name | Cisco 2801 Integrated Services Router | Cisco C2811-VSEC-CCME/K9 Integrated Services Router | Cisco 2811 Integrated Services Router (16TS) | Cisco 2821 Integrated Services Router | CISCO2821-SRST/K9 |
| Product Type | Integrated Services Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / Telnet / SSH | Telnet, SSH, SNMP | Telnet, SSH, SNMP | CLI / 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 / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / BGP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | N/A |
| Speed/Capacity | N/A | N/A | N/A | N/A | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.02 Gbps | N/A | 0.075 Gbps | 0.075 Gbps | 0.025 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise / Small Business |
| VPN Support | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec VPN | IPSec |
| WAN Configuration | Dual WAN | WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | Modular WAN | Modular WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | N/A | 15 lbs | N/A | 7.5 lbs | 10 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | 17.2 inches | N/A | N/A | 17.7 inches |
| Wireless Support | No | No | No | No | No |
Solid voice bundle for small offices. Call quality has been clear.
Reliable voice performance with minimal maintenance required.
A practical solution for branch voice needs. Easy to deploy.
Cisco voice reliability in a compact form factor.
Meets expectations for basic enterprise voice deployments.
The Cisco 2801 Voice Bundle includes a Cisco 2801 Integrated Services Router, a PVDM2-8 DSP module for voice processing, Service Provider License, and 128F/384D performance license for data throughput.
The PVDM2-8 module provides DSP resources for up to eight voice or video calls, enabling transcoding, conferencing, and fax over IP functions.
With the PVDM2-8 installed, the Cisco 2801 supports up to eight simultaneous G.711 calls or a mix of codecs optimized by DSP resources.
The Service Provider License (SP Serv) unlocks full routing features designed for carrier-grade deployments, including advanced QoS, multicast, and MPLS support.