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Glossary

Telecoms terms and abbreviations can be a little confusing, even for the most experienced engineers. Here’s a short glossary of some of the terms we use.

E

E1
“The European standard (see North American T1). E1 carries information at the rate of 2.048 millions bits per second. E1 30 channels, 2.048 Mbps.”
EIR
Equipment Identification Register The EIR in a GSM Network stores the serial numbers (supplied by manufacturers) of the mobile terminals IMEI.
ETSI
European Telecommunications Standards Institute ETSI produce regional telecom signalling protocol standards that are subsequently used in Europe and elsewhere.