// host              ip
// "//" is the annotation characters; ";" is the septation  characters;
// Please put the localhost subsystem ip at the first of the group ip on one subsystem
MTP3_0_0 mss-0 ; LocalHost; 
MTP3_1_0 mss-1 ; 172.18.133.1;
MTP3_2_0 --    ; 172.18.123.1;
MTP3_3_0 --    ; 172.18.143.1;
SCCP_0_0 mss-0 ; LOCALHOST;  
SCCP_1_0 mss-1 ; 172.18.133.1;
XAPP_0_0 MSS-0 ; localhost; 
XAPP_1_0 MSS-1 ; 172.18.133.1;
SMPP_0_0 SMPP-0; LocalHost; 
MSC_0_0 --     ; LocalHost; 
MSC_1_0 --     ; 172.18.133.1; 
CCF(MSC)_0_0 --; LocalHost; 
CCF(MSC)_0_1 --; 172.18.133.1;  
VLR_0_0 VLR-0  ; LocalHost;
VLR_1_0 VLR-1  ; 172.18..1; 
HLR_0_0 --     ; LocalHost; 
HLR_1_0 --     ; 172.18.234.230; 
AUC_0_0 --     ; LocalHost;
AUC_1_0 --     ; 172.18.234.230; 
SMSC_0_0 --    ; LocalHost; 
SMSC_1_0 --    ; 172.18.234.230;  
PPS_0_0 --     ; LocalHost;  
PPS_1_0 --     ; 172.18.234.230; 
