21300: Invalid BYOC trunk SID

You have specified a BYOC trunk SID that is malformed or non-existent.

• The SID in question is not formatted correctly. A valid BYOC trunk SID starts with prefix "BY" and is 34 characters in length.
• The BYOC trunk identified by the SID does not exist. If it existed in the past, it has since been removed.
• The BYOC trunk exists but ownership is with a different account.

Make sure you submit the SID of a BYOC trunk that you can locate within your account.