Yes, I believe the system you are tryin to connect to do a reverse lookup
for both ftp and ssh, this can casue a hang if no readily resolvable.
/****************************************************************************/
/ /
/ John Kloian III Chief Technology Officer /
/ OpNIX, Inc. http://opnix.com /
/ /
/ .Innovating Internet Intelligence. /
/ /
/****************************************************************************/
On Wed, 25 Apr 2001, John Albee wrote:
>This isnt exactly an answer, but does ftp and ssh attempt a reverse lookup of the systems they are attempting to connect to?
>
>
>Thanks,
>John Albee
>
>On Tue, 24 Apr 2001 15:01:33 -0700
>"Brian Cluff" <brian@snaptek.com> wrote:
>
>> Can you give us a dump of a route -n and an ifconfig
>>
>> It could be DNS problems, some services hang while they do a lookup on your
>> IP. You might want to try putting an entree in the /etc/hosts file for the
>> client machines and see if that helps.
>> It does sound like you have more going on than that though. So I dont know
>> if that will help.
>>
>> Brian
>>
>> ----- Original Message -----
>>
>> Hi. I have just installed Red Hat 7.0 on a computer with an 800Mhz amd duron
>> processor and 128 meg ram. I installed apache and have configured 4 ip
>> addresses on 1 NIC. 1 IP has a domain name, www.travelcruise.com associated
>> with it and the others don't yet. the other ip addresses are 63.226.30.200,
>> 201 and 202. I can reach all of them via http.
>>
>> The problem is that if I try to FTP in, it takes aprox 3 minutes to connect.
>> It makes no difference if I FTP in on the LAN or over the internet. To make
>> an ssh connection also takes about as long.
>>
>> When on this machine i can ping local host and I get no packet loss and fast
>> responses, when I ping any of the ip addresses while on that machine i get
>> slow responses and about 20% packet loss, also if takes 30-40 seconds before
>> the pinging starts. If I ping an address on the internet, I also get slow
>> response and about 20% packet loss. that is pining both bu numerical address
>> and domain name.
>>
>> If I ping from any computer, whether on the LAN or the internet to the
>> machine I get fast responses and no packet loss.
>>
>> I do get good response times when I access the websites though,.
>>
>> Any ideas what is wrong?
>>
>> Charlie
>>
>>
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