That is the nature of DNS.   Is it case insensitive.   I would suggest you
only use lower case.   Here is what you should follow.

http://en.wikipedia.org/wiki/Hostname

The Internet standards (Request for Comments) for protocols mandate that
component hostname labels may contain only the ASCII letters 'a' through
'z' (in a case-insensitive manner), the digits '0' through '9', and the
hyphen ('-'). The original specification of hostnames in RFC 952, mandated
that labels could not start with a digit or with a hyphen, and must not end
with a hyphen. However, a subsequent specification (RFC 1123) permitted
hostname labels to start with digits. No other symbols, punctuation
characters, or white space are permitted.

Lissa K. Valletta
8-3/B10
Poughkeepsie, NY 12601
(tie 293) 433-3102





From:   Qamar Nazir <[email protected]>
To:     "[email protected]"
            <[email protected]>,
Date:   04/07/2014 06:43 AM
Subject:        [xcat-user] DNS records ignoring Case (Upper/Lower) from Node
            names



Dear Team,

We have defined some nodes with an Upper case letter in their names but DNS
ignores the case in their names.

i.e

[root@mgmt01 ~]# nodels compute
node001
node002
node003
node004
node005
node006
node007
nodeA008
[root@mgmt01 ~]#
[root@mgmt01 ~]#
[root@mgmt01 ~]#
[root@mgmt01 ~]# host nodeA008
nodeA008.cluster has address 10.0.0.8
[root@mgmt01 ~]#
[root@mgmt01 ~]#
[root@mgmt01 ~]# host 10.0.0.8
8.0.0.10.in-addr.arpa domain name pointer nodea008.cluster.

How can we get the last line to output:

8.0.0.10.in-addr.arpa domain name pointer nodeA008.cluster.

Please assist.
--


Best Regards,

Qamar Nazir

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