title: f:ajax tag is not found in JSF2.0 lib
body: <p>HI,</p>
  
  <p>Want to implement a solution with JSF2.0 ajax functionality. As of now am not using any of its implementations like richfaces or icefaces. </p>
  
  <p>I am using the jsf-impl-2.0.2 and jsf-api-2.0.2.jar and using apache-tomcat-6.0.16.</p>
  
  <p>Still getting unknown tag error in f:ajax.</p>
  
  <p>Some of my queries,</p>
  
  <p>Can't I implement ajax by just using these JSF libraies or do I have to use mandatorily any of its implementation like richfaces or icefaces.</p>
  
  <p>If i have some ajax utility that JSF 2.0 itself gives then what is the purpose of using richfaces and icefaces as my page is a v</p>