EMC Connectrix B Series Hardware Reference Manual page 83

Glossary
Autocommit A feature of the command.. Enabled by default,
firmwaredownload
autocommit commits new firmware to both partitions of a control
processor.
Auto-Negotiate Process that allows two devices at either end of a link segment to
Speed negotiate common features, speed (e.g., 1 or 2 Gb/s) and functions.
autoreboot Refers to the -b option of the command. Enabled
firmwaredownload
by default.
Autosense Process during which a network device automatically senses the
speed of another device.
AW_TOV Arbitration wait timeout value. The minimum time an arbitrating
L_Port waits for a response before beginning loop initialization.
B
Backup FCS Switch Backup fabric configuration server switch. The switch or switches
assigned as backup in case the primary FCS switch fails. See also FCS
Switch and Primary FCS Switch.
Bandwidth
The total transmission capacity of a cable, link, or system. Usually
measured in bps (bits per second). May also refer to the range of
transmission frequencies available to a network. See also Throughput.
BB_Credit Buffer-to-buffer credit. The number of frames that can be transmitted
to a directly connected recipient or within an arbitrated loop.
Determined by the number of receive buffers available. See also
Buffer-to-Buffer Flow Control and EE_Credit.
Beacon When all the port LEDs on a switch are set to flash from one side of
the switch to the other, to enable identification of an individual
switch in a large fabric. A switch can be set to beacon by the Telnet
command or through Web Tools.
Beginning Running The disparity at the transmitter or receiver when the special character
Disparity associated with an ordered set is encoded or decoded. See also
Disparity.
BER Bit error rate. The rate at which bits are expected to be received in
error. Expressed as the ratio of error bits to total bits transmitted. See
also Error.
g-3
EMC Connectrix B Series DS-8B3 and DS-16B3 Hardware Reference Manual