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linux distribution

Q. I see following message in my logs files:

Linux bnx2: eth1: No interrupt was generated using MSI, switching to INTx mode

My server hangs occasionally after rebooting with above message in /var/log/message. How do I get rid of this problem under CentOS Linux / RHEL version 4.x?
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Q. Under Windows it is pretty easy to find out VMware server version. How do I find out remote vmware server version using ssh client running under RHEL / CentOS Linux 5.x?
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Q. When ever I try to login to my remote Debian Linux server called in013.example.com, I get the following error message in /var/log/auth.log file:

Jul 1 17:04:36 in013 sshd[14447]: Public key 48:de:55:22:xx:yy:zz:yy:xx:yy:zz:yy::88:e8:87:47 blacklisted (see ssh-vulnkey(1))
Jul 1 17:04:36 in013 sshd[14447]: Public key 48:de:55:22:xx:yy:zz:yy:xx:yy:zz:yy::88:e8:87:47 blacklisted (see ssh-vulnkey(1))

I'm using Ubuntu Linux as desktop operating system. How do I fix this error?
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Linux Check Health of 3ware RAID Array

How do I check the health of my 3ware RAID array under any Linux distribution? How do I access 3ware RAID Array web interface?
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Q. Does any Linux distribution support suspend or hibernate functionality?
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Q. How do I know when I need to update my Linux system? How do I know new patches are available for CentOS Linux (Red Hat) / Debian Linux server system?
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Free Redhat Software

Q. Where can I get Free Red Hat Linux Software? Where can I download Red Hat Linux Operating system?
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