G
LOSSARY
Glossary-5
Internet Control Message Protocol (ICMP)
Commonly used to send echo messages (i.e., Ping) for monitoring
purposes.
Internet Group Management Protocol (IGMP)
A protocol through which hosts can register with their local router for
multicast services. If there is more than one multicast router on a given
subnetwork, one of the routers is made the “querier” and assumes
responsibility for keeping track of group membership.
In-Band Management
Management of the network from a station attached directly to the
network.
IP Multicast Filtering
A process whereby this switch can pass multicast traffic along to
participating hosts.
Layer 2
Data Link layer in the ISO 7-Layer Data Communications Protocol. This is
related directly to the hardware interface for network devices and passes
on traffic based on MAC addresses.
Layer 3
Network layer in the ISO 7-Layer Data Communications Protocol. This
layer handles the routing functions for data moving from one open system
to another.
Link Aggregation
See Port Trunk.
Link Aggregation Control Protocol (LACP)
Allows ports to automatically negotiate a trunked link with
LACP-configured ports on another device.
b_mgmt.book Page 5 Tuesday, July 8, 2003 5:24 PM
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