Re: Why can I not be PINGed on the local lan?

From: Andrew (yogig.nospamm_at_hotmail.com)
Date: 04/07/05 

Date: Wed, 6 Apr 2005 21:31:03 -0700

"Joost van der Waa" <Joost.vander.waa@whipethishccnet.nl> wrote in message
news:42542d8e$0$773$3a628fcd@reader10.nntp.hccnet.nl...
> David Cook wrote:
>> I now have two machines with Linux
>> installed on them. (I just installed the 2nd
>> one, and ONLY it has this problem.)
>>
>> So, I now have 3 machines on my local home lan,
>> all hardwired into a wired/wireless router.
>> They have IP-names/addresses as follows:
>>
>> newlinux 192.168.0.93
>> oldlinux 192.168.0.97
>> oldwindows 192.168.0.99
>> (router) 192.168.0.1
>>
>> The 2 'old' machines can PING all the members.
>> And the 'newlinux' can ping the two old machines.
>>
>> But, (THIS IS THE PROBLEM), the newly installed
>> 'newlinux' can NOT be pinged be either of the
>> other two! It's as tho it is not part of the
>> local lan, yet its IP-address says that it is.
>>
>> [In all other respects, 'newlinux' works
>> perfectly. It can browse out onto the Internet
>> just fine.]
>>
>> [I do NOT think it has anything to do with
>> settings inside the router.]
>>
>> I also tried installing 'proftpd' on it. That installs
>> and configures fine. But, once again, when those
>> other two machines try to ftp into it, it acts totally
>> like it does not exist.
>>
>> I'm tearing my hair out on this one. It seems
>> that it must be some setting within the
>> 'newlinux' machine itself. It's firewall software firewall
>> is disabled. What else should I look for?
>>
>> Any ideas?
>>
>> TIA...
>>
>> Dave
> This just looks like a firewall "problem". The role of a firewall is to
> protect from outside traffic. Defaul it is turned on in 9.2. Just read the
> provided help-info on how to open your local network.
>
> Success,
>
>

My question is:

What's a local LAN? 

-- 
Andrew
It's been a long day, and I'm only halfway through it!

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