path: root/hostapd/hostapd.conf
diff options
authorJouni Malinen <jouni.malinen@atheros.com>2008-11-24 17:28:37 (GMT)
committerJouni Malinen <j@w1.fi>2008-11-24 17:28:37 (GMT)
commitb3e7a97df01882d1bc412b056ae84ca773f6b5b7 (patch)
tree464892ff4a8433a0d6ab89a15863db3d7cb17df5 /hostapd/hostapd.conf
parentcd587cceffe3f1df0a2c51edf70712f58e66fc63 (diff)
Add some notes on which channels can be used with HT40- and HT40+
This is not a complete list, but at least it can provide some help for whoever is trying to configure hostapd for 802.11n HT40 operation.
Diffstat (limited to 'hostapd/hostapd.conf')
1 files changed, 8 insertions, 0 deletions
diff --git a/hostapd/hostapd.conf b/hostapd/hostapd.conf
index 8df35c8..f8771b7 100644
--- a/hostapd/hostapd.conf
+++ b/hostapd/hostapd.conf
@@ -384,6 +384,14 @@ wme_ac_vo_acm=0
# channel below the primary channel; [HT40+] = both 20 MHz and 40 MHz
# with secondary channel below the primary channel
# (20 MHz only if neither is set)
+# Note: There are limits on which channels can be used with HT40- and
+# HT40+. Following table shows the channels that may be available for
+# HT40- and HT40+ use per IEEE 802.11n Annex J:
+# freq HT40- HT40+
+# 2.4 GHz 5-13 1-7 (1-9 in Europe/Japan)
+# 5 GHz 40,48,56,64 36,44,52,60
+# (depending on the location, not all of these channels may be available
+# for use)
# Spatial Multiplexing (SM) Power Save: [SMPS-STATIC] or [SMPS-DYNAMIC]
# (SMPS disabled if neither is set)
# HT-greenfield: [GF] (disabled if not set)