+ mode_11n=""
+ mode_band="g"
+ channel="5"
+ ht_cap=0
+ for cap in $(iw phy "$dev" info | grep 'HT capabilities' | cut -d: -f2); do
+ ht_cap="$(($ht_cap | $cap))"
+ done
+ ht_capab="";
+ [ "$ht_cap" -gt 0 ] && {
+ mode_11n="n"
+ list=" list ht_capab"
+ [ "$(($ht_cap & 2))" -eq 1 ] && append ht_capab "$list LDPC" "$N"
+ [ "$(($ht_cap & 2))" -eq 2 ] && append ht_capab "$list HT40-" "$N"
+ [ "$(($ht_cap & 32))" -eq 32 ] && append ht_capab "$list SHORT-GI-20" "$N"
+ [ "$(($ht_cap & 64))" -eq 64 ] && append ht_capab "$list SHORT-GI-40" "$N"
+ [ "$(($ht_cap & 4096))" -eq 4096 ] && append ht_capab "$list DSSS_CCK-40" "$N"
+ }
+ iw phy "$dev" info | grep -q '2412 MHz' || mode_band="a"; channel="36"