Dng ti khon SIP ca FPT-IVOICE gi di ng v c nh trong nc gi r
Dng ti khon SIP ca FPT-IVOICE gi di ng v c nh trong nc gi rHi,
cc bn :
Hin ti, vic kt ni tng i Asterisk vi mng in thoi truyn thng PSTN
thng qua cc Card PCI ( port FXO, E1, R2, ISDN) c gii thiu trong cc
Entry trc y.
Tuy nhin, phng thc ny cng em li mt s bt li l chi ph u t ban u
cho loi Card ny kh cao. Card 4 port FXO ca Digium khong 350USD, ca
Sangoma khong 370USD, Card 1 lung E1 ca Digium khong 650USD, l cha
tnh n chi ph thu bao hng thng phi tr.
Nu cng ty cc bn cho nhu cu gim chi ph u t ban u v gim chi ph cuc
gi ra PSTN ( di ng, c nh trong nc v quc t) th cc bn c th tham kho
hng gii quyt sau y :
Cng ty bn c th ng k 01 ti khon DID 08.7300XXXX ca dch v
FPT-IVOICE. Ti khon ny c ADD vo Asterisk thng qua tnh nng SIP
ACCOUNT trong mc SIP TRUNK ca tng i Asterisk.
Bn vo mc SIP TRUNK ca Asterisk, khai bo cc thng s nh sau :
PEER DETAILS :
disallow=allallow=ulaw&alawauthuser=087300xxxxcontext=from-pstndtmfmode=rfc2283fromuser=087300xxxxfromdomain=sia-HCM1CA146.fpt.netsecret=K4Ixxxxxusername=087300xxxxtype=peer
USER DETAILS :
type=usercontext=from-trunkdisallow=allallow=ulaw&alawauthuser=087300xxxxsecret=K4Idzxxxxinsecure=veryqualify=no
REGISTER STRING :
087300xxxx:[email protected]:5060/087300xxx
Sau, bn khai boIncoming Routev Outbound route nhn v gi ra PSTN
theo hng ca ti khon SIP Account ca FPT-IVOICE. Ch cn 1 ti khon ny,
bn c th nhn hoc gi ra nhiu cuc gi ng thi ( gim chi ph cc thu bao
hng thng nu s dng nhiu u s).
V dch v cng thm, th cc ti khon SIP ny c th h tr FAX, Caller ID
nhn dng s cuc gi n rt tt. ng dng ny c thc hin hon ton qua VOIP nn
khc phc c cc trng hp Asterisk ko nhn c tn hiu DTMF CallerID ca cc
tng i PSTN truyn thng ( ti mt s qun/huyn, tone CallerID cung cp l
DTMF th Asterisk dng sn ko th Detect c ).
Nu bn c nhu cu dng cc DID/CID Routing cc cuc gi vo tng i
Asterisk th cng n gin v tin li.
