Nov 14, 2017

You can manage ESXi firewall ports as follows: - VMware Note: The firewall also allows Internet Control Message Protocol (ICMP) pings and communication with DHCP and DNS (UDP only) clients. You can manage ESXi firewall ports as follows: Use Configure > Firewall for each host in the vSphere Client. See Manage ESXi Firewall Settings. Use ESXCLI commands from the command line or in scripts. CentOS 7 : Firewalld : Server World [2] By default, "public" zone is applied with a NIC and dhcpv6-client and ssh are allowed. When operating with "firewall-cmd" command, if you input the command without "--zone=***" specification, then, configuration is set to the default zone. port based VLAN with Firewall and Microsoft DHCP - Cisco Oct 24, 2013 Firewall ports - Citrix Docs

ZENworks 2020 TCP and UDP Ports - Novell

I've enabled DHCP relay on the various VLAN interfaces, and specified the IP of our internal DHCP-server. But, in order to get DHCP working I had to add the following rule on the subnet where the DHCP-server lives : UDP 68 67 * Permit DHCP Ports, Protocols, and IP Address Ranges for Firewalls If you’re building or installing a firewall to protect your computer and your data, basic information about Internet configurations can come in very handy. The following tables give you the facts on IP protocols, ports, and address ranges. Common IP Protocols Protocol Name 1 ICMP (ping) 6 TCP 17 UDP 47 GRE (PPTP) 50 ESP […] DHCP (UDP ports 67 and 68) - openSUSE Forums

List of TCP and UDP port numbers - Wikipedia

Windows firewall rule for Open DHCP Server Nov 14, 2017 DC to DC communications firewall ports – Ace Fekay DHCP (Note: DHCP is not a core AD DS service but these ports may be necessary for other functions besides DHCP, such as WDS) DHCP, MADCAP, PXE And We Must Never Forget the Ephemeral Ports!! DHCP server configuration on GAIA R80.20 - Check Point