in.tftpd Error: Numeric IPv6 Addresses Need Square Brackets []

Based on the error message you provided, it seems like you are encountering an issue with the in.tftpd service. The message suggests that when dealing with numeric IPv6 addresses, they should be enclosed in square brackets.

To resolve this issue, you need to ensure that any numeric IPv6 addresses used in the configuration or command for the in.tftpd service are enclosed within square brackets ([ ]). By doing so, you will adhere to the correct syntax for IPv6 addresses.

If you have any further questions or need additional assistance, feel free to ask!