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List of AT Commands for Nokia 22
Copyright © Nokia Mobile Phones 2001. All rights reserved.
6.3.7 +CRLP Radio link protocol
Command Response Default
Set
+CRLP=<iws>,<mws>
,<T1>,<N2>[,<ver>
,<T4>]
61,61,48,6
Read
+CRLP?
+CRLP: <iws>,<mws>,<T1>,<N2><CR><LF>
Test
+CRLP=?
+CRLP: (0-61),(0-61),(39-255),(1-255)
<CR><LF>
The +CRLP command sets the used radio link protocol (RLP) parameters when non-transparent
data calls are originated.
The read command returns the current settings.
The test command returns the values supported by the Nokia 22 as a compound value.
Defined values
<ver> : RLP version number in integer format; when version indication is not present,
it shall equal 0
<iws> Inter Working Function (IWF) to MS window size
<mws> MS to IWF window size
<T1> acknowledgement timer in units of 10 ms
<N2> retransmission attempts
<T4>: re-sequencing period in units of 10 ms
6.3.8 +CR Service reporting control
Command Response Default
Set
+CR=<mode> 0
Read
+CR? +CR: <mode>
Test
+CR=? +CR: (0,1)
The +CR command controls the returning of the intermediate result code +CR: <serv>. If enabled,
the intermediate result code is transmitted during connect negotiation when the Nokia 22 has
determined the speed and quality of service that will be used, and before any error control or data
compression reports are transmitted or any final result code (e.g. CONNECT) is transmitted.
Defined values
<mode>:
0 disables reporting
1 enables reporting
<serv>:
REL ASYNC asynchronous non-transparent