[Linux-Biella] scheda assatanata

[Paul TT]

vallinidaniele a libero.it wrote:

>Sto sostituendo le schede di rete dalle vecchie 10Mb cavo RG58 con le
>nuove 100Mb cavo UTP.
>
>Sulla macchina di lavoro non riesco a farla andare.
>
>Il comportamento e' il seguente:
>
>vecchia scheda 10 Mb:
>
>/etc/network/interfaces
>auto eth0
>iface eth0 inet static
>        address 10.0.0.1
>        netmask 255.255.255.0
>        network 10.0.0.0
>        broadcast 10.0.0.255
>        # dns-* options are implemented by the resolvconf package, if installed
>        dns-search loc
>
>/etc/networks
>localnet 10.0.0.0
>
>uno:/home/dan# ifconfig
>eth0      Link encap:Ethernet  HWaddr 00:00:21:E1:7E:5C
>          inet addr:10.0.0.1  Bcast:10.0.0.255  Mask:255.255.255.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:6 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:512 (512.0 b)  TX bytes:512 (512.0 b)
>          Interrupt:11 Base address:0xdf80
>
>
>/var/log/dmesg
>eth0: RealTek RTL-8029 found at 0xdf80, IRQ 11, 00:00:21:E1:7E:5C.
>
>E tutto funziona regolarmente
>--------------------------------------------------------------------
>Sostituisco la scheda con la Intel chipset SB82558B full duplex 100Mb
>
>uno:/home/dan# ping 10.0.0.2
>PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.
>>From 10.0.0.1 icmp_seq=1 Destination Host Unreachable
>>From 10.0.0.1 icmp_seq=2 Destination Host Unreachable
>
>--- 10.0.0.2 ping statistics ---
>18 packets transmitted, 0 received, +9 errors, 100% packet loss, time 17023ms
>, pipe 4
>
>
>uno:/home/dan# ifconfig
>eth0      Link encap:Ethernet  HWaddr 00:50:8B:0C:76:63
>          inet addr:10.0.0.1  Bcast:10.0.0.255  Mask:255.255.255.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:2 errors:29 dropped:0 overruns:0 frame:29
>          TX packets:46 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:120 (120.0 b)  TX bytes:3668 (3.5 KiB)
>          Interrupt:11 Base address:0xdf80 Memory:f43ff000-f43ff038
>
>qui mi pare strano quel TX packets:46 error:0
>  
>
pero' RX errors 29,  mhhhhh

>/var/log/dmesg
>e100: eth0: Intel(R) PRO/100 Network Connection
>
>strano non vedere l' assegnazione delle risorse
>  
>
mah, invero quello dopende se il driver le printeffa o no, indi non e' 
cosi' strano, sai?

>pero' in realta' interrupt ed indirizzi IO sono assegnati
>
>/proc/interrupts
>11:         55          XT-PIC  usb-uhci, bttv, btaudio, eth0
>
>/proc/ioports
>df80-df9f : Intel Corp. 82557/8/9 [Ethernet Pro 100]
>  df80-df9f : e100
>
>se stacco la connessione dallo switch la segnalazione pare corretta:
>
>/var/log/ker.log
>Apr 25 19:58:09 uno kernel: e100: eth0 NIC Link is Down
>Apr 25 19:58:43 uno kernel: e100: eth0 NIC Link is Up 100 Mbps Full duplex
>Apr 25 19:59:53 uno kernel: e100: eth0 NIC Link is Down
>Apr 25 20:00:01 uno kernel: e100: eth0 NIC Link is Up 100 Mbps Full duplex
>Apr 25 20:00:13 uno kernel: e100: eth0 NIC Link is Down
>Apr 25 20:00:17 uno kernel: e100: eth0 NIC Link is Up 100 Mbps Full duplex
>  
>
indi la scheda parrebbe funzionare
altre cose le pinghi?
non hai anche il portatile? quello lo pinghi?

>Che diavolo succede?
>E' una scheda stramba?
>Cambia qualcosa quel full duplex?
>  
>
non dovrebbe

-- 
Non mi piacciono i tipi che mi hanno ucciso.