13720
NetBackup Client
Medium RiskTCP — Other
Port Overview
Port Number
13720
Service Name
NetBackup Client
Transport Protocol
TCP
Category
Other
Security Risk
Medium
Port Range
Registered (1024-49151)
What is Port 13720?
Used by Veritas NetBackup for client-to-server backup communications. The NetBackup client daemon listens on this port to receive backup job instructions from the master server. Critical to enterprise backup and disaster recovery infrastructure.
TCP
Other
Security Considerations
Port 13720 (NetBackup Client) is classified as medium risk. While this service is commonly exposed, consider using encrypted alternatives where available.
Recommendation: Keep the service updated. Monitor logs for unusual activity.