Z-end (IPSec)

This is the end of a VPN tunnel opposite the A-end (see also A-end).

Zero Configuration Internet Access

This feature allows a modem to automatically detect the Internet connection settings (such as the VCI/VPI numbers and the encapsulation method) from the ISP and makes the necessary configuration changes.

Zero Configuration Mode

A portable IPSec router may use different WAN IP addresses in different locations. Zero configuration mode has the IPSec router automatically overwrite IPSec virtual address mapping settings and IPSec port forwarding rules in order to avoid network conflicts.

Zombie

A zombie is a computer that is under the control of a hacker without the knowledge of the computer owner. Zombies could then be used to launch DoS attacks. See also DoS.

zPilot

The NAS Starter Utility’s zPilot feature lets you conveniently drag and drop files from your computer to the NSA.

ZyNOS

ZyNOS is the firmware used in many ZyXEL products.

ZyWALL SecuExtender Client

"ZyWALL SecuExtender is ZyXEL!|s proprietary SSL-VPN client that lets remote users access network resources, remote desktops, and manage files as if they were on the local network."

ZyXEL Utility (WLAN)

This is the name given to the configuration program for ZyXEL's wireless clients.