[ale] routing and networking

Tri merlintm at bellsouth.net
Sat Apr 10 19:30:10 EDT 1999


I'm using a netgear FA310TX with the tulip driver. Do you see any potential
problems?
Tri
-----Original Message-----
 From: Nick Lucent <nlucent at mindspring.com>
To: Tri <merlintm at bellsouth.net>
Cc: ale at ale.org <ale at ale.org>
Date: Saturday, April 10, 1999 6:34 PM
Subject: Re: [ale] routing and networking


>On Sat, 10 Apr 1999, Tri wrote:
>
>This kind of looks like you either have a bad network card, bad cable or
>bad hub, like maybe the data is being corrupted. I got all those 13 14 15
>errors once but I think that was a bad driver (ne2kpci). Im currently
>using tulip on a linksys 10/100 card w/o problems.
>
>Nick
>
>
>> I also get this when I ping the other computer:
>> PING 192.168.1.2 (192.168.1.2): 56 data bytes
>> 64 bytes from 192.168.1.2: icmp_seq=1 ttl=255 time=0.3 ms
>> wrong data byte #10 should be 0xa but was 0x9
>>  13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a
2b
>> 2c 2d 2e 2f 30 31 32
>>  33 34 35 36 0 0 0 0 0 0 0 0 0 0 0 0
>> 64 bytes from 192.168.1.2: icmp_seq=2 ttl=255 time=0.3 ms
>> wrong data byte #14 should be 0xe but was 0xd
>>  13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a
2b
>> 2c 2d 2e 2f 30 31 32
>>  33 34 35 36 0 0 0 0 0 0 0 0 0 0 0 0
>>
>> --- 192.168.1.2 ping statistics ---
>> 5 packets transmitted, 2 packets received, 60% packet loss
>> round-trip min/avg/max = 0.3/0.3/0.3 ms
>>
>> Something tells me this isn't right. ;-)
>>
>> Tri
>>
>> -----Original Message-----
>> From: Venkatesh Dattathri <venkat at csl.uta.edu>
>> To: ale at ale.org <ale at ale.org>
>> Date: Saturday, April 10, 1999 3:49 PM
>> Subject: Re: [ale] routing and networking
>>
>>
>> >
>> >Hi Tri,
>> >
>> >
>> >On Sat, 10 Apr 1999, Tri wrote:
>> >
>> >> >From Tri:
>> >> Here's more info about the situation
>> >>
>> >> Here is what I get from netstat -nr:
>> >> Kernel IP routing table
>> >> Destination     Gateway         Genmask         Flags   MSS Window
irtt
>> >> Iface
>> >> 192.168.1.0     0.0.0.0         255.255.255.0   U                0 0
>> >> 0  eth0
>> >>
>> >> Here's what I get from ifconfig eth0:
>> >> eth0      Link encap:Ethernet  HWaddr 00:A0:CC:3B:22:5E
>> >>           inet addr:192.168.1.1  Bcast:192.168.1.255
Mask:255.255.255.0
>> >>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>> >>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>> >>           TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>> >>           Collisions:0
>> >>           Interrupt:10 Base address:0xb000
>> >>
>> >
>> >
>> >The RX and TX packets should not be 0 . it should be some number, and
only
>> >then can you connect to other systems ..( i don't know why it is so or
>> >what the significance is..)
>> >
>> >
>> >Also, take a look at the attached Howto.. it may help..
>> >
>> >> And this might help also, this is my init network script under debian
>> 2.1:
>> >>
>> >> #! /bin/sh
>> >> ifconfig lo 127.0.0.1
>> >> route add -net 127.0.0.0 lo
>> >> ifconfig eth0 192.168.1.1 netmask 255.255.255.0 up
>> >>
>> >> I know the route command for eth0 is missing, but the kernel sets one
up
>> >> automatically.
>> >>
>> >
>> >I suggest you try having a route add command for eth0 in your init
script.
>> >
>> >
>> >> Tri
>> >>
>> >> -----Original Message-----
>> >> From: Eric Ayers <eric.ayers at mindspring.com>
>> >> To: Tri <merlintm at bellsouth.net>
>> >> Date: Saturday, April 10, 1999 7:50 AM
>> >> Subject: Re: [ale] routing and networking
>> >>
>> >>
>> >> >Tri wrote:
>> >> >>
>> >> >> When I try to telnet into a second computer(192.168.1.2) on my
>> network,
>> >> >> telnet returns a message that says it can't reach the host since
there
>> is
>> >> no
>> >> >> route to the host. However my routing table indicates that indeed
>> there
>> >> is a
>> >> >> route to every machine on the 192.168.1.0 network. I am using
kernel
>> >> 2.2.5,
>> >> >> the route was set automatically by the kernel when I used:
>> >> >> ifconfig eth0 192.168.1.1 netmask 255.255.255.0 up
>> >> >> to set up my network card. I am sure that my drivers are loaded
>> correctly
>> >> >> and the second machine is also using the same kernel version and
>> >> configured
>> >> >> the same way( except for the ip address of course) Any Ideas on why
>> this
>> >> is
>> >> >> happening. I am using the tulip driver.
>> >> >> Tri
>> >> >
>> >> >
>> >> >why don't you mail the output of:
>> >> >
>> >> >netstat -nr
>> >> >and
>> >> >ifconfig eth0
>> >> >
>> >> >on both machines to the list?
>> >> >
>> >>
>> >
>> >
>>
>
>






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