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Showing posts from June, 2013

Secure Email (Outlook Express) with Digital Certificate

Part I: Export of Digital Certificate and Private Key Login as administrator onto Certificate Server (Windows server 2003 with IP xxx.xxx.xxx.xxx)    Step-I.  Active Directory User Creation              Start à Programs à Administrative Tools à Active directory users & computers à right click testcert.digitalcert.com à new à user à create user by giving required details. Right click on newly created user à properties à Enter e-mail id for the user under       E-mail field à apply à OK   Step-II. Digital Certificate Creation              Open Internet Explorer with URL             http://xxx.xxx.xxx.xxx/certsrv   login with newly created username and password.             Request a certificate à Advanced certific...

Installation of Oracle 10g On RHEL5

Installation of Oracle 10g On RHEL5 Step 1:-- Disable the selinux. Step 2:-- Turn of the iptables. STEP 3:-- Create a hostname and domain name in the /etc/hosts file Step 4:-- Set the kernel parameters #vim  /etc/sysctl.conf Kernel.shmall  =  2097152 kernel.shmmax  =  2147483648 kernel.shmmni  =  4096 kernel.sem   =  250  32000 100  128 Fs.file-max = 65536 net.ipv4.ip_local_port_range = 1024 65000 net.core.rmem_default  = 262144 net.core.rmem_max  =  262144 net.core.wmem_default   =  262144 net.core.wmem_max   =  262144 step 5 :-- Run the following command to change the current kernel parameters #/sbin/sysctl  -p Step 6 :-- Add  the following line into the /etc/pam.d/login #vim  /etc/pam.d/login session        required          ...