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26.08.2011 · Port 902 is open to/from Backup Server/Proxy to ESX(i) host; Permissions to download files via ESX(i) host and/or vCenter An issue with Port 902 may represent an issue with a firewall on the ESXi host, Veeam Proxy, or the connection between the two.

On hosts that are not using VMware FT these ports do not have to be open. 902, TCP, NFC, Network File Copy (NFC) provides a file-type-aware FTP ...

13.10.2015 · ESXi 5.x 902 TCP/UDP ESXi 5.x vCenter Server (UDP) Status update (heartbeat) connection from ESXi to vCenter Server There is also this statement at another section that refers to the well known connection from vCenter to hosts on port 902, it also mentions only a UDP connection to vCenter the other way around:

443, Data Protection for VMware vSphere GUI Server, vCenter Server ; 902. 443. vCenter Server, ESXi hosts ; 902. 443. vStorage Backup Server (proxy), ESXi hosts ( ...

19.10.2020 · 902: TCP: vSphere Client: ESXi Host: vSphere Client access to virtual machine consoles (MKS) 902: UDP: ESXi 5.x: vCenter Server (UDP) Status update. Managed hosts send a regular heartbeat to the vCenter Server system. This port must not be blocked by firewalls between the server and the hosts or between hosts. 1024 (dynamic) TCP/UDP: ESXi Host ...

01.08.2018 · From ESXi ssh or shell -> nc -uz <VC FQDN/IP> port -> to test the udp 902 connectivity test to vcenter. From vCenter -> you can check using telnet . for VCSA shell or ssh -> curl -v telnet <ESXi host IP/FQDN>:port - This can only be valid for TCP 902 and for udp, you need to do packet capture.

how do I test the communication between a esxi host and vcsa appliance make sure the ports are opened?

This table lists TCP and UDP ports required by ESXi: ESXi 7.0 ... 902, TCP/UDP, VMware vCenter Agent, ESXi Host, vCenter Server agent.

Default port used for connections to ESXi host. This port is not required for VMware Cloud on AWS. TCP. 902.

19.10.2020 · The firewall must allow access to the ESXi host on ports 443 and 902.. The VMware Host Client uses port 902 to provide a connection for guest operating system MKS activities on virtual machines. It is through this port that users interact with the guest operating systems and applications of the virtual machine.

29.10.2020 · vCenter Server, ESXi hosts, and other network components are accessed using predetermined TCP and UDP ports. If you manage network components from outside a firewall, you may be required to reconfigure the firewall to allow access on the appropriate ports.

TCP and UDP Ports required to access VMware vCenter Server, VMware ESXi and ESX hosts, and other network components (1012382) ; ESXi 5.x, 902 ...

Managed hosts also send a regular heartbeat over UDP port 902to the vCenter Server system. This port must not be blocked by firewalls between ...

22.12.2021 · ESXi server. TCP. 902. Default VMware port used for data transfer. This port is not required for VMware Cloud on AWS. HTTPS. 443. Default VMware web service port that can be customized in ESXi host settings. Not required if vCenter connection is used. This port is not required for VMware Cloud on AWS. Communication with Backup Repositories ...

Port 902 must not be blocked between the vSphere Client and the hosts. The vSphere Client uses this port to display virtual machine consoles.

The vSphere Client and the VMware Host Client allow you to open and close firewall ports for each service or to allow traffic from selected ...

26.01.2017 · Port: 902. Type: TCP/UDP (Inbound TCP to ESXi host, outgoing TCP from ESXi host, outgoing UDP from the ESXi host.) Purpose: vSphere Client access to virtual machine consoles. Categories: Networking Virtualization VMWare ESXi. Tags: 5.5 6.5 esxi esxi 6.5 remote access vsphere port forward remote access vsphere vsphere 5.5 vsphere 6 vsphere 6.5 ...

14.07.2020 · Only hosts that run primary or backup virtual machines must have these ports open. On hosts that are not using VMware FT these ports do not have to be open. 902 : TCP : NFC : Network File Copy (NFC) provides a file-type-aware FTP service for vSphere components. ESXi uses NFC for operations such as copying and moving data between datastores by ...

ESXi sends an heartbeat to vCenter Server over UDP port 902 to signal that host is accessible over management network. This is default for heartbeat communication, although this can be changed at vCenter and ESXi.

22 - SSH (TCP) · 53 - DNS (TCP and UDP) · 80 - HTTP (TCP/UDP) · 902 - vCenter Server / VMware Infrastructure Client - UDP for ESX/ESXi Heartbeat ( ...