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Cisco IP Phone Models 7905G and 7912G Administrator Guide (SIP)
OL-4277-01
GLOSSARY
Numerics
10BASE-T
110-Mbps baseband Ethernet specification using two pairs of twisted-pair
cabling (Categories 3, 4, or 5): one pair for transmitting data and the other for
receiving data. 10BASE-T, which is part of the IEEE 802.3 specification, has a
distance limit of approximately 328 feet (100 meters) per segment.
A
A-law
ITU-T companding standard used in the conversion between analog and digital
signals in PCM systems. A-law is used primarily in European telephone
networks and is similar to the North American u-law standard. See also
companding and u-law.
B
BTXML
Basic Telephony Extensible Markup Language. See XML.
C
category x cable
One of five grades of UTP cabling described in the EIA/TIA-586 standard.
Category 3 cabling is used in 10BASE-T networks and can transmit data at
speeds up to 10 Mbps. Category 5 cabling can transmit data at speeds up to
100 Mbps.