[ale] NIC

Bob Toxen transam at verysecurelinux.com
Mon May 2 16:31:22 EDT 2005


On Thu, Apr 28, 2005 at 05:04:31PM -0400, James P. Kinney III wrote:
> Does this imply a damaged NIC?

> >#arp -a
> ? (1.2.3.4) at <incomplete> on eth0
NO.  It means that the local system (which you are running "arp -a" on
tried to to an Address Resolution Protocol (ARP) request to IP 1.2.3.4
and that nobody responded.  The cause can be anything from the 1.2.3.4
system being down to a broken network to a bad set of network routes
on the local system to a broken NIC on either system to the wrong
NIC driver loaded on one system or the other.

> -- 
> James P. Kinney III          \Changing the mobile computing world/
> CEO & Director of Engineering \          one Linux user         /
> Local Net Solutions,LLC        \           at a time.          /
> 770-493-8244                    \.___________________________./
> http://www.localnetsolutions.com

> GPG ID: 829C6CA7 James P. Kinney III (M.S. Physics)
> <jkinney at localnetsolutions.com>
> Fingerprint = 3C9E 6366 54FC A3FE BA4D 0659 6190 ADC3 829C 6CA7

Bob Toxen
bob at verysecurelinux.com               [Please use for email to me]
http://www.verysecurelinux.com        [Network&Linux/Unix security consulting]
http://www.realworldlinuxsecurity.com [My book:"Real World Linux Security 2/e"]
Quality Linux & UNIX security and SysAdmin & software consulting since 1990.

"Microsoft: Unsafe at any clock speed!"
   -- Bob Toxen 10/03/2002



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