SMS Perfomance Measurement for 2H 2011 (August - November 2011)

Percentage of SMS Messages Delivered in less than 20 seconds

(a) SingTel Mobile ("STM") (originating network)

(b) M1 (originating network)


(c) StarHub Mobile ("SHM") (originating network)

Percentage of SMS Messages Delivered in 1 hour or more

(a) SingTel Mobile (originating network)


(b) M1 (originating network)


(c) StarHub Mobile (originating network)

Percentage of SMS Messages Not Delivered

(a) SingTel Mobile (originating network)


(b) M1 (originating network)


(c) StarHub Mobile (originating network)

* The total sample size of test is 34,569 SMS messages.