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ORA-12541–no listener
Well this just means your listener service is not running. On a Linux box run the following command: # lsnrctl You should get this prompt: LSNRCTL> Now type the command: status It will show you the status of the service to start it just type start You can check the status now, it should be up and running. ORA-12541 – Oracle FAQ
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Oracle Database Startup and Shutdown Procedure
Here is a super easy way to start / stop oracle on a Lunix/Unix box: Oracle Database Startup and Shutdown Procedure
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How to set an IP address permanently in Solaris
Here is how I setup IP address on a Solaris box. Note that I did not have the edit the /etc/inet/ipnodes file because it was just a symlink to /etc/hosts on this particular machine. Naren’s: To set an IP address permanently in Solaris
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Replacing a failed boot disk in Solaris
Here is how to replace a failed boot disk having a software mirror on it (on a Solaris box): Replacing a failed boot disk
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Performing solaris maintenance when booted from cdrom
I was stuck with a dead HDD0 on a Sun T2000 box. The HDD1 was mirrored with HDD0 but someone did not put a boot block on it. Hence the system would not boot from HDD1. I tried putting a boot block on HDD1 but it threw the system into a panic mode while trying to boot up from HDD1 I found this useful webpage which describes how to boot from a Solaris OS CD ROM disk and perform necessary work Performing maintenance when booted from cdrom