Excuse me, do you want to ask the question "How to solve the memory overflow of telnetclient"? Solutions to this situation include closing resources correctly and processing large amounts of data in batches.

1. Close resources correctly: Make sure that after using the input stream, output stream and instance of TelnetClient, call the corresponding closing method to release resources in time.

2. Batch processing of a large amount of data: If you need to process a large amount of data, you can consider batch transmission processing to avoid consuming too much memory at one time.