From: Melissa Young (thesunlover2002@yahoo.com)
Date: Wed Jun 08 2005 - 15:32:55 EDT
Hello everyone,
Thank you all for your helpful replies. This problem
is not solved yet, but I will write a summary when I
get the time (hopefully next week) because I have
received lots of valuable answers.
Melissa
--- Melissa Young <thesunlover2002@yahoo.com> wrote:
> Hello,
>
> I have received bunch of replies. Too many to list.
> Thank you everyone :-)
>
> The problem is still unsolved. It is not a simple
> netmask issue as many suggested. Both of these two
> systems have no problem to reach other systems on
> the
> same subnet. They just can not reach each other.
> ARP,
> TRACEROUTE, NETSTAT commands do not show each other.
> Both of them have been rebooted. No use. Their MAC
> addresses are different, and they are located far
> enough (20').
>
> Some suggested it may be a VLAN issue. I kind of
> agree. However, our experienced network
> administrators
> disagree, so they haven't done anything yet to
> troubleshoot the problem.
>
> Any more thoughts? Thank you again!
>
>
> >
> --- Melissa Young <thesunlover2002@yahoo.com> wrote:
> Here is some more info:
> 1)Pinging IPs can not get answers from each other.
> 2)Their IPs have never been changed.
> 3)They could reach each other until I found the
> problem today.
> 4)ifconfig outputs look normal. No mac address
> conflict that is possible for Sun systems.
> 5)Each of them can reach others and others can reach
> them.
> 6)It is not a DNS issus since I ping by IPs.
> It's just bizarre. Thanks a lot everyone, but keep
> going please :)
>
>
> >>
> --- Melissa Young <thesunlover2002@yahoo.com> wrote:
> Hi,
> I have a strange problem here: there are 2 systems
> in
> a specific subnet. Both of them are SPARC 20 running
> Solaris 2.6 :(
> Each of them can reach any other system in this
> subnet
> and other subnets. They could reach each other 2~3
> weeks ago. Nothing has been changed since then. The
> problem: They can NOT reach each other now. Pinging
> or
> Snooping on one system can not be received from the
> other system. What can be the problem? I don't have
> any clue now.
>
> Please help. Thank you!
>
> Melissa Young
> UNIX System Admin
>
>
>
>
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