72 / Making callsModular ICS 6.0 System Coordinator Guide P0992640 03Line poolsA line pool is a group of external lines that can be shared bymany telephones. You can use a line in a line pool to make anexternal call.The MICS system can have 15 line pools, and a telephone canbe programmed to access any number of them.A line pool access code is a number you dial to get a line pool.The access code can be up to four digits long. You can haveseveral different line pools for your system, each one givingyou access to a different set of external lines. It is one way ofsharing lines across telephones in a system.Your installer or customer service representative programs theline pool access codes and gives each telephone access to aline pool.Everyone in the office should have a list of the line pool accesscodes for the line pools their telephones can use.Using a line pool to make a callUse this process to make a line pool call:1. Press ²ßÝ.2. Enter a line pool access code.If you have a free internal line, you can make a call using a linepool without entering the feature code first.1. Select an internal line (intercom).2. Dial the line pool access code.