SMC Networks TigerAccess SMC7816M - Manual (Page 950)

G
LOSSARY
Glossary-6
Multicast Switching
A process whereby the switch filters incoming multicast frames for
services for which no attached host has registered, or forwards them to all
ports contained within the designated multicast VLAN group.
Network Time Protocol (NTP)
NTP provides the mechanisms to synchronize time across the network.
The time servers operate in a hierarchical-master-slave configuration in
order to synchronize local clocks within the subnet and to national time
standards via wire or radio.
Out-of-Band Management
Management of the network from a station not attached to the network.
Port Authentication
See IEEE 802.1X.
Port Mirroring
A method whereby data on a target port is mirrored to a monitor port for
troubleshooting with a logic analyzer or RMON probe. This allows data on
the target port to be studied unobstructively.
Port Trunk
Defines a network link aggregation and trunking method which specifies
how to create a single high-speed logical link that combines several
lower-speed physical links.
Plain Old Telephone Service (POTS)
One of the services using voice band. Sometimes used as a descriptor for
all voice band services.