Is port 1556 (Veritas NetBackup) dangerous?

Port 1556 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 1556 be open on my firewall?

Port 1556 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 1556 use?

Port 1556 (Veritas NetBackup) uses the TCP transport protocol and falls under the System & Infrastructure category.

:1556 (TCP)

Veritas NetBackup

Medium Risk

TCP — System & Infrastructure

Port Overview

Port Number 1556

Service Name Veritas NetBackup

Transport Protocol TCP

Category System & Infrastructure

Security Risk Medium

Port Range Registered (1024-49151)

What is Port 1556?

Port 1556 is used by Veritas NetBackup for client-server communication between backup agents and the NetBackup master server. It handles job scheduling, status reporting, and catalog queries in enterprise backup environments. Veritas NetBackup is widely used for protecting enterprise data across heterogeneous environments.

TCP System & Infrastructure

Security Considerations

Port 1556 (Veritas NetBackup) 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.

Related Ports — System & Infrastructure

0 Reserved 1 TCPMUX 2 Management Utility 3 CompressNET 4 Unassigned 5 RJE 6 Unassigned 7 Echo

Related Terms

Bandwidth Latency Packet Loss Ping Throughput ASN