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-rw-r--r--Documentation/networking/cxacru.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/networking/cxacru.txt b/Documentation/networking/cxacru.txt
index 3532ceecd2c..f4fbf4cd592 100644
--- a/Documentation/networking/cxacru.txt
+++ b/Documentation/networking/cxacru.txt
@@ -15,6 +15,15 @@ several sysfs attribute files for retrieving device statistics:
* adsl_headend_environment
Information about the remote headend.
+* adsl_config
+ Configuration writing interface.
+ Write parameters in hexadecimal format <index>=<value>,
+ separated by whitespace, e.g.:
+ "1=0 a=5"
+ Up to 7 parameters at a time will be sent and the modem will restart
+ the ADSL connection when any value is set. These are logged for future
+ reference.
+
* downstream_attenuation (dB)
* downstream_bits_per_frame
* downstream_rate (kbps)