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Dell PowerConnect 55xx Systems User Guide
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FIFO
First In First Out.
A queuing process where the first packet in the queue is the
first packet out of the queue.
Flapping
Flapping occurs when an interfaces state is constantly changing. For example,
an STP port constantly changes from listening to learning to forwarding. This
may cause traffic loss.
Flow Control
Enables lower speed devices to communicate with higher speed devices, that
is, that the higher speed device refrains from sending packets.
Fragment
Ethernet packets smaller than 576 bits.
Frame
Packets containing the header and trailer information required by the physical
medium.
G
GARP
General Attributes Registration Protocol.
Registers client stations into a
Multicast domain.
Gigabit Ethernet
Gigabit Ethernet transmits at 1000 Mbps, and is compatible with existing
10/100 Mbps Ethernet standards.
GVRP
GARP VLAN Registration Protocol. Registers client stations into a VLANs.
H
HOL
Head of Line
. Packets are queued. Packets at the head of the queue are
forwarded before packets at the end of the line.