UDH header for multi part sms

Hi, I have set an sms-service group on Kannel conf which is forwarding the received SMS to my application. The UDH sent by Kannel: udh=%0A%00%03%2C%02%01%00%03%2C%00%00 (first part) udh=%0A%00%03%2C%02%02%00%03%2C%00%00 (second part) I was expecting the UDH of 5 bytes as described at: http://www

Re: UDH header for multi part sms

Hi, at first: the page you refer to is wrong. Simply calculate: "The UDH for message concatenation will only take 5 bytes, so there are 135 bytes left for the user data. When sending concatenated text messages, you can send 153 characters when using 7-bit text, " (135*8)/7 = 154. So this pa