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Archives for April 2016

How to disable IPv6 on CentOS / RHEL 7

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Post describes procedure to disable IPv6 on CentOS/RHEL 7. There are 2 ways to do this : 1. Disable IPv6 in kernel module (requires reboot) 2. Disable IPv6 using sysctl settings (no reboot required) To verify if IPv6 is enabled or not, execute : # ifconfig -a | grep inet6 inet6 fe80::211:aff:fe6a:9de4 prefixlen 64 scopeid 0x20 inet6 ::1 prefixlen 128 scopeid 0x10[host] 1. Disable IPv6 in kernel module (requires reboot) 1. Edit /etc/default/grub and add … [Read more...] about How to disable IPv6 on CentOS / RHEL 7

Netbackup Script to get Policy Vs client list

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Here is a small script to get the list of clients configured against a list of policies in netbackup. Command used here is bpplclients to get the client list. Put the list of policy in a file /tmp/policy_list. # cat /tmp/policy_list policy01 policy02 policy03 The script : for i in `cat /tmp/policy_list` do bpplclients $i -noheader | awk 'BEGIN {printf "'$i'"}{print "," $NF}' done > /tmp/output.csv Below is the Output file [ comma (,) separated … [Read more...] about Netbackup Script to get Policy Vs client list

Oracle VM Server for SPARC (Ldoms) : How to Change Primary/Control Domain’s UUID

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In the event you have two systems configured with identical UUIDs for their primary/control domain, for example following a disk clone or system duplication, or if you wish to change the UUID for your own reasons, you can use the following procedure to do so. 1. Backup all of your current LDOMs configuration. How to save LDOM configuration and restore from xml file 2. Switch to the "factory-default" configuration : primary-domain # ldm set-config factory-default 3. Gracefully shut … [Read more...] about Oracle VM Server for SPARC (Ldoms) : How to Change Primary/Control Domain’s UUID