Understanding the Log Data Collected by Sitch¶
The following sections describe the data for the files found in ‘/data/sitch/log/’.
cells.log¶
<cell>¶
possible values | description |
---|---|
0 | The serving cell |
1-6 | The index of the neighboring cell |
<arfcn>¶
[Absolute radio frequency channel number](https://en.wikipedia.org/wiki/Absolute_radio-frequency_channel_number)
<rxl>¶
Receive level
The measured signal level shall be mapped to an RXLEV value between 0 and 63, as follows:
possible values | description |
---|---|
0 | less than -110 dBm. |
1 | -110 dBm to -109 dBm. |
2 | -109 dBm to -108 dBm. |
… | |
… | |
62 | -49 dBm to -48 dBm. |
63 | greater than -48 dBm. |
<rxq>¶
Receive quality
possible values | description |
---|---|
0…7 | as [RXQUAL](https://en.wikipedia.org/wiki/Rxqual) values |
99 | not known or not detectable |
<mcc>¶
[Mobile country code](https://en.wikipedia.org/wiki/Mobile_country_code)
<mnc>¶
[Mobile network code](https://en.wikipedia.org/wiki/Mobile_country_code)
<bsic>¶
[Base station identity code](https://en.wikipedia.org/wiki/Base_station_identity_code)
<cellid>¶
[Cell id](https://en.wikipedia.org/wiki/Cell_ID)
NOTE: In a 7-item line, cellid is not provided. We set it to 0 to prevent barfing elsewhere.
<lac>¶
[Location area code](http://www.telecomabc.com/l/lac.html)
<rla>¶
Receive level access minimum
GUESS: Minimum receiving level permitted to access the system Per: similar AT engineering mode (AT+QENG) command in [M95 AT commands manual](http://eddywireless.com/yahoo_site_admin/assets/docs/M95_AT_Commands_Manual_V12.196112248.pdf)
<txp>¶
Transmit power maximum CCCH
<TA>¶
[Timing Advance](https://en.wikipedia.org/wiki/Timing_advance)