Goi "chua" mang Vina & Mobi

Mien phi goi... khap the gioi?

11h30 phut trua 5/5, PV chung toi nhan duoc mot cuoc dien thoai tu so may +66845551556xx. Nguoi goi la giam doc mot cong ty tin hoc o Quang Tri. Anh ta khang dinh minh dang su dung la sim... Thai Lan va dieu dac biet la khong he ton dong cuoc nao.

Do hoi, chung toi duoc biet, mot so du hoc sinh tai Thai Lan que o Quang Tri, trong nam 2007, khi ve nuoc bang duong bo qua Lao, roi qua cua khau Lao Bao da phat hien may dien thoai di dong cua minh (dang dung thue bao tra truoc goi cuoc Happy, loai sim 16K cua hang DATC, Thai Lan) bat duoc song di dong cua MobiFone va VinaPhone.

Ho da goi thu va du trong tai khoan con rat it tien nhung may van thuc hien duoc cac cuoc goi ra tan nuoc ngoai nhu: Thai, Anh, My... dieu dang noi la cac may nay deu "xai vo tu" trong cac cuoc goi tai Viet Nam ma khong he phai nop them tai khoan.

Thong tin su dung sim Thai Lan co the thoai mai goi "chua" da lan dan va nhanh chong o Quang Tri. Voi cach lan truyen nhu the, cho den thoi diem nay, so nguoi dung simcard Thai Lan goi dTDd "chua" o Quang Tri da co the len toi con so 300 nguoi!

de chung minh voi PV chung toi, nguoi cung cap tin tiep tuc lap vao mot so sim khac co dau +66854551556xx va goi cho PV. Anh cho biet dang dung dien thoai Nokia 1110i, voi 1 the sim (Thai Lan), mat chung 30 phut la anh da co the do mang tim ra cac nha cung cap cua Viet Nam nhu MobiFone, VinaPhone va co the "mien phi" dien thoai voi bat ky nuoc nao tren the gioi (?). Tuy nhien anh cung cho biet la chi goi thoi chu khong the dung vao dich vu nhan tin ma khong biet vi sao.

Khong biet loi o dau?

Theo loi ly giai ban dau cua mot ky thuat cua VinaPhone tai khu vuc phia Nam thi viec cac so di dong co dau so tu Thai Lan co the goi bat ky dau, ca vao tong dai cua MobiFone hoac VinaPhone co the la do da xay ra loi o mang chu cua DATC da khong chan roaming doi voi thue bao cua ho cho nen nhung simcard cua DATC dem ve VN van thuc hien cuoc goi duoc va neu cuoc goi van goi duoc thi cuoc phi se duoc tru vao tai khoan cua thue bao tren.

Tuy  nhien truong hop tai khoan da het tien ma van goi duoc, co le do loi cua phia DATC chua kip ngan chan (!?). Viec simcard DATC co the bat duoc song Mobi hoac Vina la do hang nay co the da ky ket voi nhieu mang tai VN. Tuy nhien, nhung cuoc goi do da dien ra va DATC se van phai tra phan cuoc an chia voi mang di dong VN nao duoc roaming va duoc su dung song.

Luc 15h ngay 5/5, PV chung toi da dung dien thoai co ket noi quoc te goi nguoc lai cac so may vua goi thi tong dai thong bao day la so dien thoai khong co that va goi tiep vao so thu hai thi tong dai bao so may quy vi vua goi khong co cung cap dich vu trong thoi gian nay.

Chinh vi viec thuc hien cuoc goi khong duoc nen khong the noi la do cac tong dai cua VN khong chan roaming nen moi nguoi co the goi tu simcard DATC. Anh Nguyen Nhu Phong, mot can bo phu trach Trung tam vien thong lien tinh Khu vuc II khang dinh, ve nguyen tac, neu co roaming thi hai ben co the nghe va goi nguoc lai.

Mat khac neu da co roaming thi thue bao se khong phu thuoc vao thiet bi dau cuoi. Tren thuc te, simcard DATC dung tai Quang Tri, chi co the bat song Mobi hoac VinaPhone sau khi da do va khong bat duoc song cac mang khac nhu CDMA cua Sfone, EVN telephone. dieu dang noi, loai sim nay chi "toi uu" voi dong dien thoai Nokia 1110i, con cac dong khac lap simcard DATC vao thi phai do ca gio va duoc hay khong la do may rui.