For enabling Missed call alert service on your Hutch mobile, try this :
Type
**62*+91982001119#
And press the Dial button .. You'll get a message diver activated .. Now if anyone calls you and you arent in coverage area or switched off, the call details will be saved .. And when you are back to coverage area you'll get an sms telling you have this many missed calls and to find the details of the calls you have to send GET to 303 .. The service is free although the sms to 303 will cost you 2 Rs ..