Figure 7.2.4.1.1 shows the network model for a LCLS break of the mobile call. The
"squared" line represents the call control signalling. The
"dotted/full" line represents the bearer terminations in the MGW. Bearer termination T1 and T6 are used for the bearer towards BSC and bearer termination T2, T3, T4 and T5 are used for the bearer towards preceding/succeeding MGW.