Warning: The command will stop service for a while. Continue? [Y/N]:Y
Info: This operation may take a few seconds. Please wait for a moment..done.
Pair A length: Unknown
Pair B length: Unknown
Pair C length: Unknown
Pair D length: Unknown
Pair A state: Ok
Pair B state: Ok
Pair C state: Ok
Pair D state: Ok
Info: The test result is only for reference.