Technical data

12.4.2 LSAP_STATUS Confirmation
The values for the header and LSAP status are stored as follows in the
LSAP_STATUS confirmation:
com_class 0. byte: format KH, service request to layer 2
here:
FDL confirmation =01
H
user_id 1st byte: ID assigned with FDL request
(optional)
service_code 2nd byte: format KH, type of service requested:
LSAP_STATUS=19
H
link_status 3rd byte: format KH, OK or error message
(refer to Table 12.6)
service_class 4th byte: irrelevant
RSAP 5th byte: format KH, remote SAP number
rem_add_station 6th byte: format KH, station number of sender
rem_add_segment 7th byte: irrelevant
access_station 8th byte: station access restrictions
access_segment 9th byte: segment access restrictions
LSAP status
(The arrangement
may be different
with other devices)
10th byte: Status_SDA
11th byte: Status_SDN
12th byte: Status_SRD
13th byte: Status_CSRD
The storage of the data in a DB by HDB RECEIVE is illustrated in detail in
the example in Section 12.9.2.
The parameter link_status of the confirmation indicates the success or
failure of the previous FMA request.
B8976060/02 Service and Diagnostics using FMA Functions
12 - 19 Volume 1