nothing is specified).
To set the maximum length of time the MAC should retry, enter
.IR "lifetime `value'" .
-By defaults, this value in in seconds, append the suffix m or u to
+By defaults, this value is in seconds, append the suffix m or u to
specify values in milliseconds or microseconds.
.br
You can also add the
displayed using
.IR "iwlist modulation" .
Note that some card/driver may not be able to select each modulation
-listed independantly, some may come as a group. You may also set this
+listed independently, some may come as a group. You may also set this
parameter to
.IR auto
let the card/driver do its best.