vCenter Server, ESXi hosts, and other network components are accessed using predetermined TCP and UDP ports. I'm not saying it's not possible, but when it comes to support, I'm not sure VMware still supports it. What ports (TCP and UDP) are required for remote access to ESXi with I need to open the ports in the ESXI host. Connect to your ESXi host via vSphere Host Client (HTML5) by going to this URL: https://ip_of_esxi/UI After connecting to your ESXi host, go to Networking > Firewall Rules. I can connect locally and also remotely via vSphere Client. Port 902 was also used soley for VMware Remote Console connectivity to the ESX server. When using VMware Intelligent Policy (VIP), i.e. The vic-machine create command does not modify the firewall. When I use vsphere I use an alias for localhost which gets me past one problem with how Windows handles that. Only hosts that run primary or backup virtual machines must have these ports open. It's generally for weird HPC stuff (like iSER support for Infiniband). Traffic between hosts for vSphere Fault Tolerance (FT). Is it correct to use "the" before "materials used in making buildings are"? NSX Virtual Distributed Router service. VMware Transport Modes: Best practices and troubleshooting - Veritas Yes i saw these firewall configs, however i am not sure if enabling all the ports will allow ports 7780, 9876, 9877, 445 and 25001 TCP. please refer to port requirements section in below system requirements in VMware BOL page. Yes in the ESXI server. Other limits of free ESXi are you can only have two physical CPU sockets and can only create eight virtual CPU (vCPU) virtual machines (VMs). I am trying to open up ports 443 and 80 for access to the vCenter server by a disaster recovering software. "Partner supported' means that GSS will tell you to uninstall it, if it causes issues. You need to check from vCSA -> ESXi over port 902. so is it TCP/UDP 902 on the ESXi host that needs to be opened between the vcsa and ESXi? Contact us for help registering your account. Infact i am using Acronis Backup to push the agent on the ESXI hosts, and i need these ports to be opened on the ESXI host. If no VDR instances are associated with the host, the port does not have to be open. The Windows firewall on the Veeam proxies is completely disabled. The following table lists the firewalls for services that are installed by default. If anyone can provide any pointers, further troubleshooting suggestions or ideas on what may be happening, I'd be grateful if you could share.