eth1 is dead

Mon Jan 5 22:58:50 UTC 2004

you may also want to verify the contents of 
/etc/sysconfig/network-scripts/ifcfg-eth1, you can get away with just having

DEVICE=eth1
ONBOOT=yes
BOOTPROTO=static
IPADDR=172.16.30.25
NETMASK=255.255.0.0

Michael Weber wrote:

>Hi, all.  I'm feeling REALLY dense right now.  I hope this is not a
>"Duh!" kind of thing.
>
>I have a Compaq desktop, D500, with 2 GHz P4, 512 Mb, etc. and an
>onboard Intel NIC.  What I want to do is turn it inot a backup/test
>firewall system.  So, I bought an Intel 100 Pro server NIC and installed
>it.  When I install Fedora from the CD's all seems fine.  It finds the
>NICs, assigns IP addresses, routes, etc. and everything is happy.
>
>Until you try to use eth1.
>
>I can ping the address just fine, but I cannot ping anything out of
>that interface.  The other interface is fully operational.  If I ping
>the interface from a known functional system, I get no returns.  Not
>even an ARP response.
>
>Here's what I've tried:
>
>I tried three other NIC's, both Intel and 3Com.  I tried moving
>interrupts around.  I swapped cables, switches, IP numbers, brands of
>coffee.  (Hey, I was desperate!)
>
>I tried a different machine, even tried a Dell GX115.
>
>I tried a different driver, updated kernel, turning off everything in
>the BIOS that a firewall wouldn't need (LPT, COMs, USB, etc.)
>
>Nothing worked.  It acts like the NIC doesn't interrupt the processor.
>
>Here are some sample outputs in hopes someone has seen this before.  I
>tried Googling the symptoms and didn't see anything relevant.  Let me
>know if you need to see anything else.
>
>TIA!
>
>-Michael
>
>[root at fw-4 root]# iptables -L -n
>Chain INPUT (policy ACCEPT)
>target     prot opt source               destination
>
>Chain FORWARD (policy ACCEPT)
>target     prot opt source               destination
>
>Chain OUTPUT (policy ACCEPT)
>target     prot opt source               destination
>[root at fw-4 root]# ping 172.16.30.32
>PING 172.16.30.32 (172.16.30.32) 56(84) bytes of data.
>>From 172.16.30.25 icmp_seq=0 Destination Host Unreachable
>>From 172.16.30.25 icmp_seq=1 Destination Host Unreachable
>>From 172.16.30.25 icmp_seq=2 Destination Host Unreachable
>
>--- 172.16.30.32 ping statistics ---
>6 packets transmitted, 0 received, +3 errors, 100% packet loss, time
>5026ms
>, pipe 4
>[root at fw-4 root]# ifconfig
>eth0      Link encap:Ethernet  HWaddr 00:02:B3:E7:65:F9
>          inet addr:66.136.128.237  Bcast:66.136.128.239 
>Mask:255.255.255.248
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:27293 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:20857 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:443 txqueuelen:1000
>          RX bytes:3436779 (3.2 Mb)  TX bytes:1470496 (1.4 Mb)
>          Interrupt:5 Base address:0x1000 Memory:fc420000-fc420038
>
>eth1      Link encap:Ethernet  HWaddr 00:08:02:A8:5A:83
>          inet addr:172.16.30.25  Bcast:172.16.255.255 
>Mask:255.255.0.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:12361 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:704 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:989444 (966.2 Kb)  TX bytes:29568 (28.8 Kb)
>          Interrupt:10 Base address:0x1040 Memory:fc421000-fc421038
>
>lo        Link encap:Local Loopback
>          inet addr:127.0.0.1  Mask:255.0.0.0
>          UP LOOPBACK RUNNING  MTU:16436  Metric:1
>          RX packets:2532 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:2532 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:1523935 (1.4 Mb)  TX bytes:1523935 (1.4 Mb)
>
>[root at fw-4 root]# more /proc/interrupts
>           CPU0
>  0:     629623          XT-PIC  timer
>  1:       2730          XT-PIC  keyboard
>  2:          0          XT-PIC  cascade
>  5:      46836          XT-PIC  eth0
>  8:          3          XT-PIC  rtc
> 10:      13173          XT-PIC  eth1
> 12:      63222          XT-PIC  PS/2 Mouse
> 14:      57111          XT-PIC  ide0
> 15:      49560          XT-PIC  ide1
>NMI:          0
>ERR:          0
>
>dmesg output:
>Linux version 2.4.22-1.2115.nptl (bhcompile at daffy.perf.redhat.com) (gcc
>version
>3.2.3 20030422 (Red Hat Linux 3.2.3-6)) #1 Wed Oct 29 15:42:51 EST
>2003
><snip>
>Intel(R) PRO/100 Network Driver - version 2.3.18-k1
>Copyright (c) 2003 Intel Corporation
>
>PCI: Found IRQ 5 for device 02:04.0
>divert: allocating divert_blk for eth0
>e100: selftest OK.
>e100: eth0: Intel(R) PRO/100 Network Connection
>  Hardware receive checksums enabled
>  cpu cycle saver enabled
>
>PCI: Found IRQ 10 for device 02:08.0
>divert: allocating divert_blk for eth1
>e100: selftest OK.
>e100: eth1: Intel(R) PRO/100 Network Connection
>  Hardware receive checksums enabled
>
>divert: freeing divert_blk for eth0
>divert: freeing divert_blk for eth1
>ip_tables: (C) 2000-2002 Netfilter core team
>ip_conntrack version 2.1 (4095 buckets, 32760 max) - 292 bytes per
>conntrack
>Intel(R) PRO/100 Network Driver - version 2.3.18-k1
>Copyright (c) 2003 Intel Corporation
>
>PCI: Found IRQ 5 for device 02:04.0
>divert: allocating divert_blk for eth0
>e100: selftest OK.
>e100: eth0: Intel(R) PRO/100 Network Connection
>  Hardware receive checksums enabled
>  cpu cycle saver enabled
>
>PCI: Found IRQ 10 for device 02:08.0
>divert: allocating divert_blk for eth1
>e100: selftest OK.
>e100: eth1: Intel(R) PRO/100 Network Connection
>  Hardware receive checksums enabled
>
>e100: eth0 NIC Link is Up 10 Mbps Half duplex
>e100: eth1 NIC Link is Up 10 Mbps Half duplex
>
>
>
>  
>

-- 
Cameron Showalter - cameron at gwschool.com
--- The company computer guy ---
GW School Supply - www.gwschool.com
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