Hi Dear engalfawaz. . . .
her is an examples how to configure trunks
1. TLU75 Analogue Trunks
ROCAI:ROU=1,SEL=011000000000001,TRM=7,SERV=2100000000,TRAF=00151515,SIG=400000000000;
RODAI:ROU=1,TYPE=TL11,VARC=00000022,VARI=00000108,VARO=00002015;
ROEQI:ROU=1,EQU=1-0-50-0,TRU=1-1;
RODDI

EST=00,ROU=1,SRT=3;
RODNI:ROU=1,DAY=0,NIG=22334;
/*
PARA TLU11,TLU44, the VARC=00000002
2. ISDN (PRI) (30B+D) MASTER
/*------------------------------------------------------------------------*/
ROCAI:ROU=8,SEL=011000000000001,TRM=5,SERV=2110000000,TRAF=00151515,SIG=111110000031,BCAP=101100;
RODAI:ROU=8,TYPE=SL60,VARC=00000310,VARI=15420000,VARO=06300000;
ROEQI:ROU=8,EQU=2-0-10-1,TRU=2-1&&2-15;
RODDI

EST=08,ROU=8,ADC=06061000000002500060010;
RODDI

EST=02,ROU= 3,ADC=02271000000002500020011,SRT=3;
SCEXI:FEML=1-0-00-0;
/*------------------------------------------------------------------------*/
3. ISDN (30B+D) SLAVE
/*------------------------------------------------------------------------*/
ROCAI:ROU=8,SEL=011000000000001,TRM=5,SERV=2110000000,TRAF=00151515,SIG=111110000031,BCAP=101100;
RODAI:ROU=8,TYPE=SL60,VARC=00000310,VARI=15420000,VARO=06400000;
ROEQI:ROU=8,EQU=1-0-00-1,TRU=1-1&&1-5;
RODDI

EST=2,ROU=8,ADC=06061000000002500060010;
SCEXI:FEML=1-0-00-0;
/*------------------------------------------------------------------------*/
4. ISDN (PRI) GENERIC FUNCTIONAL PROTOCO - (GFP) - (30B+D)
/*------------------------------------------------------------------------*/
ROCAI:ROU=8,SEL=011000000000001,TRM=5,SERV=2110000000,TRAF=00151515,SIG=111110000031,BCAP=101100;
RODAI:ROU=8,TYPE=SL60,VARC=00000310,VARI=35460000,VARO=06400000;
ROEQI:ROU=8,EQU=1-0-00-1,TRU=1-1&&1-5;
RODDI

EST=90,ROU=8,ADC=1606100000000250106000001;
SCEXI:FEML=1-0-00-0;
EXTEI

IR=6320&&6334,EQU=1-0-20-01,TYPE=EL7,CAT=1,ICAT=0002;
Best Regards
Nasser Shwayyat