Online PDU Decoder

The SMS specification has defined two modes in which a GSM/GPRS modem or mobile phone can operate. They are called SMS text mode and SMS PDU mode. (PDU stands for Protocol Data Unit.) The mode that a GSM/GPRS modem or mobile phone is operating in determines the syntax of some SMS AT commands and the format of the responses returned after execution.


Online SMS PDU decoder support SMS-SUBMIT,SMS-DELIVER and SMS-STATUS-REPORT.

Decode PDU by https://www.smsdeliverer.com
Message 1/1
Main information
To:smsdeliverer.com
Message:Hi, SMSDeliverer.com!
Additional information
PDU TYPE:SMS-SUBMIT
SMSC Address:86123456
Data coding scheme:SMS Default Alphabet
Message class:Class 0
Reference No.:0
Source port:-
Destination port:-
Physical SMS length:0/1
Val. format:Relative
Validity:24 hour(s)
Original Encoded PDU fields
SMSC:86123456
PDU Header:11
  TP-MTI:01
  TP-RD:0
  TP-VPF:00
  TP-SRR:0
  TP-UDHI:0
  TP-RP:0
TP-MR:00
TP-DA:smsdeliverer.com
TP-PID:00
TP-DCS:00
TP-VP:10
TP-UDL:15
TP-UDH:
TP-UD:C8340B346D4E896576DA5E9697E5AEF1BB1D02
See also:
Online SMS PDU encoder