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Vipil
Contributor
Contributor

Port Required to be opened in firewall for ESXI

Hello Friends,

We are going to deploy ESXI in our clients location. Can anyone please advice on what are the ports which needs to be opened on clients's network firewall for this installation.

thanks,

Vip

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JarryG
Expert
Expert

It depends on what features/services you want to use. Open ports only for those you are interested in. You can find port-diagram and port-list here:

VMware KB: TCP and UDP Ports required to access vCenter Server, ESXi/ESX hosts, and other network co...

VMware KB: Network port diagram for vSphere 5.x

_____________________________________________ If you found my answer useful please do *not* mark it as "correct" or "helpful". It is hard to pretend being noob with all those points! 😉
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dhanarajramesh

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admin
Immortal
Immortal

These ports are mandatory:

  • 22 - SSH (TCP)
  • 53 - DNS (TCP and UDP)
  • 80 - HTTP (TCP/UDP)
  • 902 - vCenter Server / VMware Infrastructure Client - UDP for ESX/ESXi Heartbeat (UDP and TCP)
  • 903 - Remote Console (UDP)
  • 443 - Web Access (TCP)
  • 27000, 27010 - License Server (Valid for ESX/ESXi 3.x hosts only)

These ports are optional:

  • 123 - NTP (UDP)
  • 161, 162 - SNMP (UDP)
  • 88 - Kerberos (UDP and TCP)
  • 464 - Active Directory (TCP and UDP)
  • 3260 - Software iSCSI (TCP)

For a complete list of ports, see TCP and UDP Ports for vCenter Server, ESX/ESXi hosts, and other network components management

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