SpanVA using port 20000 - 20200

Products

• CASB Audit
• CASB Gateway Advanced

Issue/Introduction

SpanVA using tcp ports 20000 - 20200

Cause

The SpanVA application is designed to open ports as needed in this range for the ftp daemon, syslog server, and other needed services. 

Resolution

By design

Additional Information

One of the applications that uses the range is Passive FTP , where the random data port will be selected from this range (20,000-20,200).