title: How to add newline after delimiter in Unix?
body: <p>Below is my input</p>
  
  <pre><code>54.243.94.244, 54.243.113.63
  </code></pre>
  
  <p>and I want the out like below,</p>
  
  <pre><code>54.243.94.244
  54.243.113.63
  </code></pre>
  
  <p>i.e. after comma I need to add newline.
  How to achieve it in Unix? Please suggest some commands.</p>