CISCO1921/K9

The CISCO1921/K9 refers to the Cisco 1921 Series Integrated Services Router (ISR) G2, specifically the base model with 512MB of DRAM and 256MB of Flash memory. Here's a breakdown of its features and capabilities:

Product Overview:

• Series: Cisco 1921 Series ISR G2 (Generation 2)
• Model: CISCO1921/K9 (base model)
• Category: Integrated Services Router

Key Features:

• Designed for Branch Offices: The Cisco 1921/K9 is suited for small and medium-sized business branch offices.
• Connectivity: It boasts two integrated Gigabit Ethernet (GigE) ports for high-speed wired connectivity.
• Expandability: Two Enhanced High-Speed WAN Interface Card (EHWIC) slots allow you to add additional network interface options like cellular WAN connectivity or additional Ethernet ports for increased flexibility.
• Basic Security Features: The router might support basic security features like access control lists (ACLs) and firewall functionality to help protect your network.
• Limited Memory and Storage: With 512MB of DRAM and 256MB of Flash memory, this model is suitable for basic routing tasks and might not be ideal for memory-intensive applications or complex configurations.

Upgradability (uncertain):

• Information about memory and storage upgradability for the CISCO1921/K9 can vary depending on the specific model revision. Cisco may have offered higher memory and storage configurations or upgrade options.
• Consulting the user manual or contacting Cisco support can clarify if memory or storage upgrades are possible for your specific CISCO1921/K9 model.

Potential Use Cases:

• Basic Branch Office Routing: The CISCO1921/K9 can handle basic routing tasks for connecting a branch office to a central network or the internet.
• Secure Remote Access: With basic security features, it can enable secure remote access for branch office employees.
• Limited Voice and Video Applications: While it might support some voice and video features (depending on software configuration), the limited memory and storage might restrict its performance for extensive voice or video conferencing needs.