SISR4400UK9-316S

The code SISR4400UK9-316S refers to a Cisco Select Cisco ISR4k Software, specifically the Cisco IOS software for the Cisco 4400 Series Integrated Services Routers (ISRs). However, it's important to understand that this code alone doesn't provide a complete description of the software features or functionalities.

Here's a breakdown of the information:

• SISR: This prefix typically signifies a Cisco Select Cisco ISR software.
• 4400: This indicates the product series, in this case, the Cisco 4400 Series ISRs.
• UK9: This likely represents a specific software version or edition within the Cisco IOS software for the 4400 Series ISRs.
• 316S: This might be a further sub-version or licensing code within the UK9 edition.

Important points to consider:

• Limited information: The provided code (SISR4400UK9-316S) is insufficient to determine the specific features and functionalities offered by the software.
• Compatibility check: It's crucial to verify compatibility with your specific Cisco 4400 Series ISR model and the installed hardware configuration. Different models might have different software compatibility requirements.
• End-of-Life (EOL) status: As of July 29, 2022, Cisco has announced the End-of-Life (EOL) for the Cisco Select Cisco ISR4k software, including the SISR4300UK9-165, SISR4400UK9-165, and UTD-SNT-316S (which might be related to the SISR4400UK9-316S code). This means:
  • No new sales: Cisco no longer offers these software licenses for purchase.
  • Limited support: Cisco might offer limited or paid extended support for a certain period after the EOL date, but this information needs to be verified with Cisco support.
  • Security risks: Using unsupported software can introduce security vulnerabilities to your network.