Description
It is part of the cisco 1900 series, designed for small to medium sized businesses and branch offices .It provides high performance routing ,security , and WAN connectivity, supporting modular expansion for future upgrades.
The following are the specifications:
- Model ; Cisco 1921 ISR( CISCO1921/K9)
- Processor: 800 MHz muilt core architecture
- Memory;
- Default; DRAM: 512 MB ( expandable up to 2 GB0
- Flash storage: 256MB
- Interface and expansion
- 2 Gigabit Ethernet ports for lan connectivity
- 2 Enhanced high-speed WAN interface card
- 1 Internal services module slot for additional services like security or voice
- Security and VPN support
- Performance
- Management and monitoring
- Power and energy efficiency









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