Nokia 6090 - CRES Restore Settings; CRLP Radio Link Protocol

Nokia 6090 AT Command Set 44
OK
at+cpin="0000”
enter PIN code
Response:
OK
Nokia 6090 responds with unsolicited result code:
+CREG: 2
+CREG: 1,"011D","0F5B"
+CRES Restore Settings
This command restores short message service (SMS) settings (+CSMP and +CSCA
parameters) from SIM to active memory. All settings specified in commands Service
Centre Address +CSCA, Set Message Parameters +CSMP and Select Cell
Broadcast Message Types +CSCB are restored. (GSM 07.05)
First <profile> location is 1. Values restored are those that are available in SIM
database (GSM 11.11). If any of protocol id, data coding scheme or validity period is
returned from SIM/ME, +CSMP parameter <fo> is forced to be SMS-SUBMIT (i.e.
bits 1-0 are set to '01'). In addition, if validity period is returned, <fo> is forced to
indicate relative validity period format (i.e. bits 4-3 are set to '10'). Rest of the <fo>
bits are set to zero.
Syntax:
AT+CRES=1
Restore settings.
AT+CRES=?
Display the supported profile numbers for
reading and writing of settings.
Response is +CRES: (1).
+CRLP Radio Link Protocol
This command selects the Radio Link Protocol parameters. (according to GSM 07.07
ETSI specifications)
Syntax:
AT+CRLP=[<iws>[,<mws>[,<T1>[,
<N2>]]]]
Set RLP parameters.
AT+CRLP?
Query current setting.
Response is +CRLP: <iws>, <mws>,
<T1>, <N2>
AT+CRLP=?
Show valid values.
Response is +CRLP: (list of supported
<iws>'s), (list of supported <mws>'s), (list
of supported <T1>'s), (list of supported
<N2>'s)
Parameters:
<iws>
IWF to MS window size
<mws>
MS to IWF window size
<T1>
acknowledgement timer T1
<N2>
retransmission attempts N2