Veritas-bu

[Veritas-bu] Client multiple IP addresses?

2003-09-25 18:22:32
Subject: [Veritas-bu] Client multiple IP addresses?
From: ckstehman AT pepco DOT com (ckstehman AT pepco DOT com)
Date: Thu, 25 Sep 2003 18:22:32 -0400
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This can be tricky.  If your client keeps the same IP DNS name and changes
IP addresses, it could be a reverse lookup issue  Are you using DHCP to 
get the IP address?
Try checking if the reverse lookup gives the right address.  I think 
NetBackup does a reverse
lookup on the IP address to get the name so it can match the client. Check 
your hosts file
on the Solaris system for that system. 

Hope this helps

Regards,

Carl

=============================
Carl Stehman
PHI Services Company
202-331-6619
Pager 301-765-2703
ckstehman AT pepco DOT com





Wayne T Smith <WTSmith AT maine DOT edu>
Sent by: veritas-bu-admin AT mailman.eng.auburn DOT edu
09/25/2003 01:50 PM

 
        To:     veritas-bu AT mailman.eng.auburn DOT edu
        cc: 
        Subject:        [Veritas-bu] Client multiple IP addresses?


My (Solaris V4.5MP5) Netbackup has trouble with a client (Win2000) that 
has 1 IP name (xxx.maine.edu) and 2 IP addresses (130.111.xxx.yyy and 
130.111.aaa.bbb).  This client doesn't have dual network attachments, 
but moves between areas using one of the IP addresses, then the other.

Netbackup times out.

The (Solaris, I guess) PING command results differ depending on the case 
of the IP name entered!  (PING from other systems doesn't).

If Netbackup chooses the IP address where the client machine resides, 
things should work (but haven't).  If Netbackup chooses the "wrong" IP 
address, it must timeout ... but since things (such as client properties 
on the client from the backup server GUI) stop there, I guess Netbackup 
fails for this client setup. :-(   Anyone know of an approach to this 
problem?

(The problem comes from the client having a permanent IP address at its 
home base, but getting assigned another as it roams about the campus).

Thanks in advance for any suggestions, wayne

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Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
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<br><font size=2 face="sans-serif">This can be tricky. &nbsp;If your client 
keeps the same IP DNS name and changes</font>
<br><font size=2 face="sans-serif">IP addresses, it could be a reverse lookup 
issue &nbsp;Are you using DHCP to get the IP address?</font>
<br><font size=2 face="sans-serif">Try checking if the reverse lookup gives the 
right address. &nbsp;I think NetBackup does a reverse</font>
<br><font size=2 face="sans-serif">lookup on the IP address to get the name so 
it can match the client. &nbsp;Check your hosts file</font>
<br><font size=2 face="sans-serif">on the Solaris system for that system. 
&nbsp;</font>
<br>
<br><font size=2 face="sans-serif">Hope this helps</font>
<br>
<br><font size=2 face="sans-serif">Regards,</font>
<br>
<br><font size=2 face="sans-serif">Carl</font>
<br><font size=2 face="sans-serif"><br>
=============================<br>
Carl Stehman<br>
PHI Services Company<br>
202-331-6619<br>
Pager 301-765-2703<br>
ckstehman AT pepco DOT com</font>
<br>
<br>
<br>
<br>
<table width=100%>
<tr valign=top>
<td>
<td><font size=1 face="sans-serif"><b>Wayne T Smith &lt;WTSmith AT maine DOT 
edu&gt;</b></font>
<br><font size=1 face="sans-serif">Sent by: veritas-bu-admin AT 
mailman.eng.auburn DOT edu</font>
<p><font size=1 face="sans-serif">09/25/2003 01:50 PM</font>
<br>
<td><font size=1 face="Arial">&nbsp; &nbsp; &nbsp; &nbsp; </font>
<br><font size=1 face="sans-serif">&nbsp; &nbsp; &nbsp; &nbsp; To: &nbsp; 
&nbsp; &nbsp; &nbsp;veritas-bu AT mailman.eng.auburn DOT edu</font>
<br><font size=1 face="sans-serif">&nbsp; &nbsp; &nbsp; &nbsp; cc: &nbsp; 
&nbsp; &nbsp; &nbsp;</font>
<br><font size=1 face="sans-serif">&nbsp; &nbsp; &nbsp; &nbsp; Subject: &nbsp; 
&nbsp; &nbsp; &nbsp;[Veritas-bu] Client multiple IP addresses?</font></table>
<br>
<br>
<br><font size=2 face="Courier New">My (Solaris V4.5MP5) Netbackup has trouble 
with a client (Win2000) that <br>
has 1 IP name (xxx.maine.edu) and 2 IP addresses (130.111.xxx.yyy and <br>
130.111.aaa.bbb). &nbsp;This client doesn't have dual network attachments, <br>
but moves between areas using one of the IP addresses, then the other.<br>
<br>
Netbackup times out.<br>
<br>
The (Solaris, I guess) PING command results differ depending on the case <br>
of the IP name entered! &nbsp;(PING from other systems doesn't).<br>
<br>
If Netbackup chooses the IP address where the client machine resides, <br>
things should work (but haven't). &nbsp;If Netbackup chooses the 
&quot;wrong&quot; IP <br>
address, it must timeout ... but since things (such as client properties <br>
on the client from the backup server GUI) stop there, I guess Netbackup <br>
fails for this client setup. :-( &nbsp; Anyone know of an approach to this <br>
problem?<br>
<br>
(The problem comes from the client having a permanent IP address at its <br>
home base, but getting assigned another as it roams about the campus).<br>
<br>
Thanks in advance for any suggestions, wayne<br>
<br>
_______________________________________________<br>
Veritas-bu maillist &nbsp;- &nbsp;Veritas-bu AT mailman.eng.auburn DOT edu<br>
http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu<br>
</font>
<br>
<br>
<br>
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