Ransomware attackers specifically target and attempt to destroy backup systems to increase the probability of payment. Hardening your system is critical. Please ensure you have reviewed your platform security using the Security Hardening Checklist
Cohesity

COHESITY Documentation

Explore our documentation to get started, discover products & new features, access troubleshooting guides, register sources, platforms support.

Products
Data Security Alliance
Visit Cohesity.com
Demos
Support
Blogs
Developers
Partner Portals
Cohesity Community
© 2026 Cohesity, Inc. All Rights Reserved.
Terms of Use|
Privacy Policy|
Legal|
  1. Home
  2. NetBackup™ for Nutanix AHV Administrator's Guide
  3. Managing AHV clusters
  4. About the ports that NetBackup uses to communicate with AHV
NetBackup™ for Nutanix AHV Administrator's Guide

About the ports that NetBackup uses to communicate with AHV

The following table describes the ports that NetBackup requires to communicate with AHV:

Table: Ports required by NetBackup to communicate with AHV

Port

Protocol

Destination

Purpose

860, 3260

iSCSI over TCP

*bi-directional

iSCSI provides block-level access to storage devices with the SCSI.

iSCSI facilitates data transfers usually over the ethernet.

3205

iSCSI over TCP

*bi-directional

iSNS is able to emulate fibre channel fabric services and manage both iSCSI and fibre channel devices, an iSNS server can be used as a consolidated configuration point for an entire storage network

111

TCP

*bi-directional

Portmapper

2049

TCP

*bi-directional

NFS

9440

TCP

AHV Cluster

AHV Prism Central Server

Prism console, REST API

*Ports must be open bi-directional between AHV access host and AHV cluster. Port 9440 is only open inbound to the AHV cluster from the AHV access host.

Feedback

Was this page helpful?
Previous

Configure CHAP settings for iSCSI secure communication with AHV clusters

Next

Add or browse an AHV cluster

Feedback

Was this page helpful?