G

gateway

In the wireless world, an access point with additional software capabilities such as providing NAT and DHCP. Gateways may also provide VPN support, roaming, firewalls, various levels of security, etc.

gigabit ethernet

This is the networking standard for transmitting data at 1000 Mbps or 1 Gbps. Devices can transmit at multiples of gigabit Ethernet as well.

gratuitous ARP

When a host sends an ARP request to resolve its own IP address, it is called gratuitous ARP. For more information, see Gratuitous ARP Protection in the ExtremeXOS 21.1 User Guide.

GUI

Graphical User Interface.