On 27 September 2014 18:20:17 GMT+05:30, David Lang <[email protected]> wrote:

>I cover a lot of this in the talk I gave at LISA in 2012 
>https://www.usenix.org/conference/lisa12/building-wireless-network-high-density-users.

Very detailed talk David! I also had an early morning dream that the problem 
got solved.

Heading to site.

Thanks again.
Regards,
Nishant

>
>David Lang
>
>> Main applications used on the network are Windows File Share, RDP and
>> browsing.
>>
>> Hardware used is ALIX2 with Atheros cards (Wistron DNMA92 - AR922x
>> chipset) using ath9k module.
>>
>> Following are the relevant configurations:
>>
>> batman-adv:
>> config 'mesh' 'bat0'
>>        option 'interfaces' 'adhoc0'
>>        option 'aggregated_ogms' '1'
>>        option 'ap_isolation' '0'
>>        option 'fragmentation' '0'
>>        option 'log_level' '7'
>>        option 'orig_interval' '5000'
>>        option 'bridge_loop_avoidance' '1'
>>        option 'distributed_arp_table' '1'
>>        option 'network_coding' '1'
>>        option 'gw_mode' 'server'
>>        option 'gw_bandwidth' '100mbit/100mbit'
>>        option 'bonding' '1'
>>
>> network:
>> _snip_
>> config interface 'wan'
>>        list ifname 'eth1'
>>        list ifname 'bat0'
>>        list ifname 'wlan0'
>>        option proto 'dhcp'
>>        option type 'bridge'
>>        option hostname 'hopmesh-HB000DB9303058'
>>
>> config interface 'mesh'
>>        option mesh 'bat0'
>>        option proto 'batadv'
>>        option mtu '1546'
>>
>> wireless:
>> config wifi-device  radio0
>>        option type     mac80211
>>        option channel  6
>>        option hwmode   11ng
>>        option path     'pci0000:00/0000:00:0c.0'
>>        option htmode   HT20
>>        list ht_capab   SHORT-GI-40
>>        list ht_capab   TX-STBC
>>        list ht_capab   RX-STBC1
>>        list ht_capab   DSSS_CCK-40
>>        # REMOVE THIS LINE TO ENABLE WIFI:
>>        option disabled 0
>>        option country 'US'
>>        option txpower '27'
>>
>> config wifi-device  radio1
>>        option type    mac80211
>>        option channel 165
>>        option hwmode   11ng
>>        option path     'pci0000:00/0000:00:0e.0'
>>        option htmode   HT40-
>>        list ht_capab   SHORT-GI-40
>>        list ht_capab   TX-STBC
>>        list ht_capab   RX-STBC1
>>        list ht_capab   DSSS_CCK-40
>>        # REMOVE THIS LINE TO ENABLE WIFI:
>>        option disabled 0
>>        option country 'US'
>>        option txpower '27'
>>
>> config wifi-iface 'wlan0'
>>        option device   radio0
>>        option ifname   wlan0
>>        option network  wan
>>        option mode     ap
>>        option ssid     blahssid
>>        option encryption 'psk2+tkip+ccmp'
>>        option key      'blahblah'
>>
>> config wifi-iface 'wmesh'
>>        option device 'radio1'
>>        option ifname 'adhoc0'
>>        option network 'mesh'
>>        option mode 'adhoc'
>>        option ssid 'blahssid'
>>        option bssid 'AE:XX:B2:90:XX:XX'
>>        option key '1'
>>        option key1 's:blahkey'
>>
>>
>> We have bridged "wan" with "bat0" so that stations could get IP from
>our
>> main DHCP server for the network.
>>
>> Could it be the ARP or OGM messages flooding the network which chokes
>> the backhaul?
>>
>> Any pointers would be much appreciated. I would be visiting the
>> warehouse again tomorrow.
>>
>> Thanks & regards,
>> Nishant
>> _______________________________________________
>> openwrt-users mailing list
>> [email protected]
>> https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-users
>>
>_______________________________________________
>openwrt-users mailing list
>[email protected]
>https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-users

-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.
_______________________________________________
openwrt-users mailing list
[email protected]
https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-users

Reply via email to