172GLOSSARY

IP (network) address Internet Protocol address. A unique identifier for a device attached to a network using TCP/IP. The address is written as four octets separated with full-stops (periods), and is made up of a network part, identifying which network the device resides on, and a host part, identifying individual devices on a given network.

IPX Internetwork Packet Exchange. Network Layer (OSI Layer 3) protocol used for transferring data from servers to workstations.

MAC address The hardware address of a device connected to a shared medium.

Map Graphical display of your network in the main window of Traffix Manager, showing groups of devices and the traffic connections between them.

MIB Management Information Base. In SNMP, the MIB is the database where information about the managed objects is stored. The MIB can contain information about many aspects of the devices being managed.

multicast A message sent to a specific group of nodes on a network simultaneously.

NL Network Layer. The third layer of the OSI Reference Model. This layer is responsible for controlling message traffic. It receives data that has been framed by the Data Link Layer below it, converts this data into packets, and passes the result to the Transport Layer that directs the packets to their destination.

network sweep If someone from outside your network is attempting to gain access to attack your network without permission, one technique they may use is to

systematically test every IP address on your network in an attempt to discover the address of real devices which can be accessed. For the purpose of the Traffix Manager events system, this is referred to as a network sweep attack.

object Term used in Traffix Manager to describe a device or a group of devices displayed in the Map.

Object List A hierarchical list of the devices and groups of devices seen on your network.

octet A digital unit of information comprising eight binary digits (bits) equivalent to a byte.

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HP Transcend Traffix Manager manual Glossary