Hi Fred

On 01-May-00, you wrote:

>> 
>>   I think I have the correct one as it works for everything else except
>>  getting IP hostname.
>>   How does the DNS server knows what IP hostname I want? I mean how does
>>  it know I want i.e. "MOVA" before "netcabo.pt"? (probablly stupid
>>  question)
> 
> *You* don't determine your hostname - your ISP does.  If your IP address
> is dynamic, then your hostname will be dynamic as well.  If you have a
> static IP, you *may* be able to get them to assign you a specific
> hostname.
> 

  Ok. but I cant undersntand why on the PeeCee my hostname is
 MNBMS.netcabo.pt or JNBA.netcabo.pt whatever machine I am on.



>>   I would try the MiamiResolve but now I got back to a bigger prob. :)
>>  That is Miami is unable to determine my local IP address. That appened
>>  for very long time before but I got the prob, (thanks to Cable
>>  DSL FAQ) it was with my ethernet board address. The ISP or cable modem
>>  remembers board address. So I put the same address in all 3 boards in
>>  the house.   Dont know why but since yesterday I cant even pass that
>>  "old" prob. Everything fine on other 2 Peecees.
> 
> Aarggh!  Don't *ever* assign the same Ethernet address to multiple
> machines.  Doing that will cause all kinds of problems.  If you need to
> switch machines for the cable modem, reset the modem (or perhaps
> power-cycle it) to get it to forget the address.  Better still, set up one
> machine as a gateway and let the others route through it.
> 

  That doesnt cause probs bettween the two PeeCees. Same Ethernet board
 address and different ethernet hardware.  Unfurnattly(?) it is not very
 pratique to turn off and on the modem for 5 mins wheenever I change
 computers. :(


>>>>   How bad is to not having a hostname? Could it be the cause to any
>>>>  other probs I am facing?
>>> 
>>> You'd have to say what the other problems are. :-)
>>> 
>>> Most things don't care.  It gets used for certain things such as headers
>>> inserted when sending emails, where it may or may not be important that
>>> it's correct.  Note that sometimes sites you connect to will require a
>>> valid rDNS translation for your IP, so if yor ISP has that screwed up you
>>> may have problems independent of what happens at your end.
>>> 
>> 
>>   I had problems sending mails and mostlly web uses. Telnet was fine and
>>  so was FTP.
> 
> Sounds like it could be related.  I've encountered Telnet *clients* that
> wouldn't connect to a *server* that didn't have matching forward and
> reverse DNS translations, as a security hack.
> 

  Ok.. Now I know my only prob: No hostname. :)

Regards
-- 
         .           .
  .------|Jose Andias|-------.

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