Cisco 1921/K9 C1921 Modular Router
by Cisco
- Model: Cisco 1921/K9 C1921 Modular Router
- Form Factor: Desktop (can be rack-mounted with an optional kit)
- Processor:
- Dual-core ARM-based processor
- High performance for routing, security, and WAN optimization tasks
- Memory:
- 512MB RAM (standard)
- 4GB flash memory (standard, upgradeable)
- Ports:
- 1 x 10/100/1000 Ethernet WAN port (Gigabit Ethernet)
- 1 x 10/100/1000 Ethernet LAN port (Gigabit Ethernet)
- 2 x Service Module (SM) slots for future expansions (support for additional network modules)
- 1 x Console Port (RJ-45)
- 1 x Auxiliary Port (RJ-45)
- Expansion:
- 2 x integrated expansion slots for additional network modules, service modules, or WLAN controllers
- Supports WAN, Voice, and Security Modules
- Security:
- Cisco IOS Security features, including VPN, Firewall, and IPsec (for encrypted data traffic)
- Advanced threat protection with optional Cisco Security Modules
- Cisco IOS Zone-Based Firewall (ZBFW) for granular access control
- Routing Protocols:
- Supports Static Routing, RIP, OSPF, EIGRP, and BGP
- IPv4 and IPv6 routing support
- Performance:
- Up to 25 Mbps for VPN throughput (depending on encryption)
- Up to 150,000 pps (packets per second) for routing performance
- Advanced QoS (Quality of Service) for traffic shaping and prioritization
- Power:
- Power over Ethernet (PoE) support with an optional PoE network module
- External power supply: AC 100-240V, 50-60Hz, 1.5A
- Typical power consumption: 20W (depending on configuration)
- Dimensions:
- Width: 13.1 inches (33.4 cm)
- Height: 1.75 inches (4.4 cm)
- Depth: 10.5 inches (26.7 cm)
- Weight: 2.5 kg (5.5 lbs)
- Operating Temperature Range:
- 0°C to 40°C (32°F to 104°F)
- Software:
- Runs Cisco IOS operating system with access to various routing, security, and management features
- Cisco Configuration Professional (CCP) for simplified device configuration
- Interfaces:
- Dual Gigabit Ethernet ports for LAN and WAN connectivity
- Serial interfaces for legacy connections (optional modules)
- Supports VLANs, PPP, VPN, and NAT for flexible network configurations
| Model Number | 1921/K9 C1921 Modular Router |
|---|---|
| SKU | 23970 |
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Cisco 1921/K9 C1921 Modular Router
The Cisco 1921/K9 C1921 Modular Router is a versatile and powerful solution designed for small to medium-sized businesses and branch offices. It provides robust performance, security, and scalability, making it ideal for companies seeking reliable routing, advanced security features, and modular expansion capabilities. This router supports high-performance Gigabit Ethernet connectivity and offers expansion options with additional service and network modules for greater flexibility.
The Cisco 1921 router is equipped with a dual-core processor and offers a variety of features, including VPN support, firewall capabilities, advanced Quality of Service (QoS), and IPv4/IPv6 routing. With the ability to support Cisco IOS Security features, it ensures secure data transmission and network protection. Additionally, it includes features like Cisco IOS Zone-Based Firewall (ZBFW) for access control and advanced threat protection.
With 2 Gigabit Ethernet ports and two expansion slots, this router can easily grow with your network needs. Whether you need to expand your WAN connection, add additional voice or security modules, or integrate Power over Ethernet (PoE) for connected devices, the Cisco 1921/K9 provides a highly adaptable solution. It also supports Cisco Configuration Professional (CCP) for easy configuration and management, alongside traditional CLI (Command Line Interface) for more advanced users.
The Cisco 1921/K9 router is built for energy efficiency and can be deployed in a variety of environments, from office spaces to branch locations, while offering reliable, high-throughput performance. Its modular nature ensures that it can be tailored to meet specific network demands, making it a cost-effective solution for growing networks.
