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Glossary
UM1600-2-A November 2002
146
selection.
SNMP (Simple Network Management Protocol)
Simple Network Management Protocol. The network management protocol used almost
exclusively in TCP/IP networks. SNMP provides a means to monitor and control
network devices, and to manage configurations, statistics collection, performance, and
security.
SVC
Switched Virtual Circuit. Virtual circuit that is dynamically established on demand and is
torn down when transmission is complete. SVCs are used in situations where data
transmission is sporadic. See also
virtual circuit.
Called a switched virtual connection in
ATM terminology.
VC
Logical circuit created to ensure reliable communication between two network devices.
A virtual circuit is defined by a VPI/VCI pair, and can be either permanent (PVC) or
switched (SVC). Virtual circuits are used in Frame Relay and X.25. In ATM, a virtual
circuit is called a
virtual channel
.
VID
VLAN ID. The identification of the VLAN, which is used by the standard 802.1Q. Being
on 12 bits, it allows the identification of 4096 VLANs.
VLAN
Virtual LAN. Group of devices on one or more LANs that are configured (using
management software) so that they can communicate as if they were attached to the
same wire, when in fact they are located on a number of different LAN segments.
Because VLANs are based on logical instead of physical connections, they are
extremely flexible.
Содержание IPAM-1600s Series
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Страница 21: ...Introduction UM1600 2 A 2002 19 Fig 1 5 IPAM 1600s Ethernet All the Way Application...
Страница 141: ...Appendix A UM1600 2 A 2002 139 8 PHONE 8 T 33 PHONE 8 R 9 25 34 50 Note Connector type is 50 pin teleco champ female...
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