[Ninux-Wireless] Malfunzionamento link Scorpius01-Scorpius02

Gio 3 Apr 2014 07:51:01 CEST

Hai provato AirOs?
Il 03/apr/2014 04:49 "Salvatore Tringale" <tringale1979 a gmail.com> ha
scritto:

> Oltre la descrizione di Massimiliano aggiungo che cambiando il canale da
> 11 a qualsiasi altro es. 8, andando poi con LuCI su Status nel riepilogo
> della connessione wi-fi da canali sempre diversi, un colpo 6 un colpo 4,
> come se li cambia in automatico, è normale?
>
> aggiungo i file di configurazione ed una lista di ping alle interfacce
>
> root a Scorpius01:~# uci show /etc/config/network
> network.loopback=interface
> network.loopback.ifname=lo
> network.loopback.proto=static
> network.loopback.ipaddr=127.0.0.1
> network.loopback.netmask=255.0.0.0
> network.lan=interface
> network.lan.proto=static
> network.lan.ipaddr=192.168.2.2
> network.lan.netmask=255.255.255.0
> network.lan.type=bridge
> network.lan._orig_ifname=eth0
> network.lan._orig_bridge=true
> network.lan.ifname=eth0
> network.backbone=interface
> network.backbone.proto=static
> network.backbone.ipaddr=172.16.1.1
> network.backbone.netmask=255.255.0.0
> network.backbone.ifname=wlan0
> network.backbone.gateway=172.16.1.2
> network.backbone.dns=172.16.1.2
>
> root a Scorpius01:~# uci show /etc/config/wireless
> wireless.radio0=wifi-device
> wireless.radio0.type=mac80211
> wireless.radio0.hwmode=11ng
> wireless.radio0.macaddr=00:15:6d:7c:f1:81
> wireless.radio0.htmode=HT20
> wireless.radio0.ht_capab=SHORT-GI-40 TX-STBC RX-STBC1 DSSS_CCK-40
> wireless.radio0.disabled=0
> wireless.radio0.country=US
> wireless.radio0.txpower=23
> wireless.radio0.distance=300
> wireless.radio0.channel=11
> wireless. a wifi-iface[0]=wifi-iface
> wireless. a wifi-iface[0].device=radio0
> wireless. a wifi-iface[0].encryption=none
> wireless. a wifi-iface[0].mode=adhoc
> wireless. a wifi-iface[0].network=backbone
> wireless. a wifi-iface[0].ssid=NEAPOLIS
>
> --------------
>
> root a Scorpius02:~# uci show /etc/config/network
> network.loopback=interface
> network.loopback.ifname=lo
> network.loopback.proto=static
> network.loopback.ipaddr=127.0.0.1
> network.loopback.netmask=255.0.0.0
> network.lan=interface
> network.lan.proto=static
> network.lan.netmask=255.255.255.0
> network.lan.ipaddr=192.168.0.253
> network.lan.gateway=192.168.0.1
> network.lan._orig_ifname=eth0
> network.lan._orig_bridge=true
> network.lan.ifname=eth0
> network.lan.dns=192.168.0.1
> network.lan.type=bridge
> network.backbone=interface
> network.backbone.proto=static
> network.backbone.netmask=255.255.0.0
> network.backbone.ipaddr=172.16.1.2
> network.backbone._orig_ifname=wlan0
> network.backbone._orig_bridge=true
> network.backbone.gateway=192.168.0.253
> network.backbone.dns=192.168.0.253
>
> root a Scorpius02:~# uci show /etc/config/wireless
> wireless.radio0=wifi-device
> wireless.radio0.type=mac80211
> wireless.radio0.hwmode=11ng
> wireless.radio0.macaddr=00:15:6d:7c:f0:c8
> wireless.radio0.htmode=HT20
> wireless.radio0.ht_capab=SHORT-GI-40 TX-STBC RX-STBC1 DSSS_CCK-40
> wireless.radio0.disabled=0
> wireless.radio0.country=US
> wireless.radio0.txpower=23
> wireless.radio0.distance=300
> wireless.radio0.channel=11
> wireless. a wifi-iface[0]=wifi-iface
> wireless. a wifi-iface[0].device=radio0
> wireless. a wifi-iface[0].encryption=none
> wireless. a wifi-iface[0].mode=adhoc
> wireless. a wifi-iface[0].network=backbone
> wireless. a wifi-iface[0].ssid=NEAPOLIS
>
> ------------
>
> Scorpius02 ping -> SE STESSO
> 172.16.1.2 = 5 packets transmitted, 5 packets received, 0% packet loss
> 192.168.0.253 = 5 packets transmitted, 5 packets received, 0% packet loss
>
> Scorpius02 ping -> 192.168.0.1 (router adsl)
> --- 192.168.0.1 ping statistics ---
> 5 packets transmitted, 3 packets received, 40% packet loss
> round-trip min/avg/max = 0.778/0.814/0.884 ms
>
> Scorpius02 ping -> openwrt.org
> --- openwrt.org ping statistics ---
> 5 packets transmitted, 3 packets received, 40% packet loss
> round-trip min/avg/max = 140.673/141.397/141.911 ms
>
> Scorpius02 ping -> 172.16.1.1
> --- 172.16.1.1 ping statistics ---
> 5 packets transmitted, 5 packets received, 0% packet loss
>
> Scorpius02 ping -> 192.168.2.2
> --- 192.168.2.2 ping statistics ---
> 5 packets transmitted, 5 packets received, 0% packet loss
> round-trip min/avg/max = 1.320/2.456/4.735 ms
>
> -----------
>
> Scorpius01 ping -> openwrt.org
> --- openwrt.org ping statistics ---
> 5 packets transmitted, 2 packets received, 60% packet loss
> round-trip min/avg/max = 140.522/140.725/140.928 ms
>
> Scorpius01 ping -> SE STESSO
> 172.16.1.1 = 5 packets transmitted, 5 packets received, 0% packet loss
> 192.168.2.2 = 5 packets transmitted, 5 packets received, 0% packet loss
>
> Scorpius01 ping -> 172.16.1.2
> --- 172.16.1.2 ping statistics ---
> 5 packets transmitted, 5 packets received, 0% packet loss
> round-trip min/avg/max = 1.470/3.177/6.091 ms
>
> Scorpius01 ping -> 192.168.0.253
> --- 192.168.0.253 ping statistics ---
> 5 packets transmitted, 5 packets received, 0% packet loss
> round-trip min/avg/max = 1.340/3.507/8.545 ms
>
>
> Il giorno 02 aprile 2014 13:44, Massimiliano CARNEMOLLA <
> massimiliano a null.net> ha scritto:
>
>> Ciao, inizialmente i 2 nodi a 2.4 GHZ (antenne omnidirezionali a 360°
>> polarizzazione circolare) giravano con MeOS 0.2.4 e apparentemente non
>> davano alcun problema (l'unica eccezione e' che smettevano di funzionare
>> mentre gestivano traffico P2P (torrent, emule etc)  proveniente da Internet.
>>
>> Sono stati flashati con OpenWRT e non si riusciva ad uscire su Internet.
>> Pingando gli IP della WLAN non dava alcun problema.
>> Pingando gli IP della LAN o ad es. ninux.org o qualsiasi altro dominio
>> perdeva tra il 50% ed il 75% dei pacchetti.
>>
>> Cambiando il canale wireless da 11 a 8 (dopo aver verificato su entrambi
>> i nodi quelli meno impegnati da altre reti e su quest'ultimi quelli che
>> avevano canali adiacenti meno impegnati) il problema sembrava risolto,
>> tutto funzionava perfettamente.
>>
>> Adesso lo stesso problema si presenta anche sul canale 8, in certi
>> momenti funziona in altri no.
>> Si sono provati altri canali ma la situazione non cambia.
>>
>> La distanza tra i 2 nodi e' di 200 - 300 metri.
>> _______________________________________________
>> Wireless mailing list
>> Wireless a ml.ninux.org
>> http://ml.ninux.org/mailman/listinfo/wireless
>>
>
>
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>
>
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