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Cisco 2921 Ethernet LAN Black,Silver

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2921, 3x Gigabit Ethernet, 4 EHWIC, 3 DSP, 1 ISM, 256MB CF, 512MB DRAM, IP Base

Manufacturer : Cisco


Availability: In stock


Cisco® 2900 Series Integrated Services Routers build on 25 years of Cisco innovation and product leadership. The new platforms are architected to enable the next phase of branch-office evolution, providing rich media collaboration and virtualization to the branch while maximizing operational cost savings The Integrated Services Routers Generation 2 platforms are future-enabled with multi-core CPUs, support for high capacity DSPs (Digital Signal Processors) for future enhanced video capabilities, high powered service modules with improved availability, Gigabit Ethernet switching with enhanced POE, and new energy monitoring and control capabilities while enhancing overall system performance. Additionally, a new Cisco IOS® Software Universal image and Services Ready Engine module enable you to decouple the deployment of hardware and software, providing a flexible technology foundation which can quickly adapt to evolving network requirements. Overall, the Cisco 2900 Series offer unparalleled total cost of ownership savings and network agility through the intelligent integration of market leading security, unified communications, wireless, and application services.

Cisco 2900 Series builds on the best-in-class offering of the existing Cisco 2800 Series Integrated Services Routers by offering four platforms (Figure 1): the Cisco 2901, 2911, 2921, and 2951 Integrated Services Routers.
All Cisco 2900 Series Integrated Services Routers offer embedded hardware encryption acceleration, voice- and video-capable digital signal processor (DSP) slots, optional firewall, intrusion prevention, call processing, voicemail, and application services. In addition, the platforms support the industries widest range of wired and wireless connectivity options such as T1/E1, T3/E3, xDSL, copper and fiber GE.

The Cisco 2921 Integrated Services Router (ISR) delivers highly secure data, voice, video, and application services for small offices. Key features include:

- 3 Integrated 10/100/1000 Ethernet ports with 1 port capable of RJ-45 or SFP connectivity
- 1 service module slot
- 4 Enhanced High-Speed WAN Interface Card (EHWIC) slots
- 3 onboard digital signal processor slots
- 1 internal service module slot for application services
- Fully integrated power distribution to modules supporting 802.3af Power over Ethernet (PoE) and Cisco Enhanced PoE

Embedded hardware-accelerated VPN encryption
Secure collaborative communications with Group Encrypted Transport VPN, Dynamic Multipoint VPN, or Enhanced Easy VPN
Integrated threat control using Cisco IOS Firewall, Cisco IOS Zone-Based Firewall, Cisco IOS IPS, and Cisco IOS Content Filtering
Identity management: Intelligently protecting endpoints using authentication, authorization, and accounting (AAA), and public key infrastructure

High-density packet voice DSP module, optimized for voice and video support
Standards-certified VoiceXML browser services
Cisco Unified Border Element capabilities
Cisco Unity Express voicemail support
Support for Cisco Communications Manager Express and Survivable Remote Site Telephony

Additional Information

EAN 0882658278211
Ethernet LAN features
Ethernet LAN data rates10,100,1000 Mbit/s
Cabling technology10/100/1000Base-T(X)
Ethernet LANYes
Ports & interfaces
USB ports quantity2
USB version2.0
Ethernet LAN (RJ-45) ports3
RS-232 ports1
WAN connectionEthernet (RJ-45)
DC-in jackYes
DSL features
xDSL connection typeNo
Mobile networking
Data networkNo
Networking standardsIEEE 802.1Q, IEEE 802.1ag, IEEE 802.3, IEEE 802.3ah, IEEE 802.3u
Routing protocolsBGP, EIGRP, IGRP, IS-IS, MPLS, OSPF
Supported protocolsIPv4, IPv6, OSPF, EIGRP, BGP, IS-IS, IGMPv3, PIM SM, PIM SSM, DDVMRP, IPSec, GRE, BVD, IPv4-to-IPv6 Multicast, MPLS, L2TPv3, 802.1ag, 802.3ah, L2/L3 VPN
Management features
Web-based managementYes
Quality of Service (QoS) supportYes
Flash memory256 MB
Internal memory512 MB
Rack mountingYes
Form factor2U
LED indicatorsYes
Colour of productBlack, Silver
Compatible memory cardsCF
Expansion module supportYes
Flash memory256 MB
Internal memory512 MB
Built-in processorYes
Power source typeAC, DC, PoE
AC input voltage100-240 V
AC input frequency47/63 Hz
Power consumption (typical)320 W
Input current3,4
Technical details
Expansion module supportYes
Rack mountingYes
Form factor2U
Built-in processorYes
LED indicatorsYes
Colour of productBlack, Silver
Weight & dimensions
Width43.8 cm
Depth47 cm
Height8.89 cm
Weight13.2 kg
Operational conditions
Operating temperature (T-T)0 - 40 °C
Storage temperature (T-T)-40 - 70 °C
Operating relative humidity (H-H)10 - 85%
Storage relative humidity (H-H)5 - 95%
Operating altitude0 - 3000 m
Non-operating altitude0 - 4570 m
SafetyUL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1
Certification47 CFR 15, ICES-003 A, EN55022 A, CISPR22 A, AS/NZS 3548 A, VCCI V-3, CNS 13438, EN 300-386, EN 61000, EN 55024, CISPR 24, EN50082-1
Manufacturer Cisco
Reviews No
PDF Url No

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