Excel Macro for IPv4 Validation

Job ID: 38952138

Budget: $10 – $30 USD

I'm looking for an Excel macro that validates IPv4 addresses, subnets, ranges, and TCP/UDP ports.

Requirements:
- The macro should validate only IPv4 addresses.
- Upon detecting an invalid IP address or port, the macro should both show a warning message and highlight the cell.
- The macro needs to validate IP address, subnet, range, and port.

Ideal Skills:
- Extensive experience in Excel and its macro programming.
- Understanding of IPv4 addressing.
- Ability to implement user-friendly error handling.
Related categories: C Programming Python Visual Basic Data Processing Excel