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Date: Sun, 25 Feb 2007 23:14:44 -0800
From: Leslie Cheung <lccheung@usc.edu>
Subject: RE: cs551 HW1 problem
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Someone wrote:

  >I encountered a problem in HW1 when creating a UDP Sink.
  >Based on class slides, I wrote "set udpdst [new Agent/NULL]".
  >Ns complained this statement is wrong, with error message:
  >
  >invalid command name "Agent/NULL"
  >
  >Do you have an idea about the mistake? Thanks for your time!

Try "Agent/Null" (capitalized only the "N" in Null").

--Leslie