(NEW) Cisco 2900 Series Integrated Services Routers - C2921-CME-SRST/K9

Overview

The C2921-CME-SRST/K9 is part of Cisco's 2900 Series Integrated Services Routers (ISR), designed to meet the needs of small to medium-sized enterprises. This model offers integrated voice services through Cisco Unified Communications Manager Express (CME) and supports Survivable Remote Site Telephony (SRST), which ensures continuous voice communication even during WAN outages. With robust security features and flexible connectivity options, it serves as a reliable solution for organizations requiring comprehensive communication capabilities.

Specs

• Model: C2921-CME-SRST/K9
• Product Family: Cisco 2900 Series Integrated Services Routers (ISR)
• Form Factor: Rack-mountable (1U)

Network and Connectivity:

• WAN Ports:
  • 2 integrated 10/100/1000 Gigabit Ethernet ports.
• Expansion Slots:
  • 2 Enhanced High-Speed WAN Interface Card (EHWIC) slots.
  • 2 onboard digital signal processor (DSP) slots for voice services.
  • 1 internal services module (ISM) slot.

Integrated Services:

• Voice Services:

  • Supports Cisco Unified Communications Manager Express (CME).
  • Integrated SRST for maintaining voice services during WAN outages.
  • Support for Cisco Unified Border Element (CUBE) for VoIP connectivity.

• Security Features:

  • Cisco IOS Security features, including firewall, IPS, and comprehensive VPN support.
  • Supports unlimited IPsec VPN tunnels, SSL VPN, and GET VPN.
  • Cisco IOS Zone-Based Firewall for advanced security policies.

Performance:

• Routing Performance:
  • Up to 25 Mbps with services enabled.
• VPN Throughput:
  • Hardware-assisted VPN encryption for optimized throughput.
• Routing Protocols:
  • Supports OSPF, EIGRP, BGP, RIP, IPv6, and MPLS.
• Quality of Service (QoS):
  • Advanced QoS mechanisms for prioritizing voice and data traffic.

Memory and Storage:

• DRAM: 512 MB (expandable up to 2 GB).
• Flash Memory: 256 MB (expandable up to 4 GB).

Management and Monitoring:

• Management:
  • Command-Line Interface (CLI), Cisco Configuration Professional (CCP), SNMP, and NETCONF.
• Monitoring:
  • Built-in management features with Cisco IOS IP Service Level Agreements (IP SLAs) for performance monitoring.

Power:

• Power Supply: Internal AC power supply.
• Power Consumption: Approximately 50W typical.