Bore of using old bash prompt. Here I have tried some other tricks
to change the shell prompt. Custom shell prompt. Colurful Shell
For having shell prompt in way we like for specific user, edit ~/.bashrc and add your customization below line "# User specific aliases and functions"
For Example: PS1 variable is reponsible for how our bash prompt looks like.
Defauls PS1 value on RHEL 5.X systems look like
Which results in shell prompt as follows: