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Re: [ns] addition to ip hdr

that's in tcl/lib/ns-packet.tcl :
<snip>
     52 # If you need to save some memory, you can disable unneeded packet 
headers
     53 # by commenting them out from the list below
     54 foreach pair {
<snip>
>From: [email protected]
>X-Lotus-FromDomain: IBMUS
>To: Tarik Alj <[email protected]>
>cc: [email protected]
>Date: Mon, 17 Jul 2000 17:07:12 -0400
>Subject: Re: [ns] addition to ip hdr
>Mime-Version: 1.0
>Content-Disposition: inline
>
>
>
>
>
>Greetings,
>
>While on the subject, is there any way to keep *all* headers from being
>included in a packet?  That is, it seems like alot of baggage to have all
>protocol headers within each packet as appears to be the case.  Say if you
>have a TCP packet, why would you want to include say a UDP header in the
>packet?  How much storage is wasted in the simulator due to this.  Of
>course, each protocol only pays attention to the headers it is interested
>in, but from a simulator perspective, isn't this a waste?
>
>>By default all headers are accessible within a packet
>
>
>regards,
>
>Adolfo F. Rodriguez
>
>[email protected]
>ITSO Raleigh, IBM:  (919) 301-4561
>[email protected]
>Duke University:  (919) 660-6501
>
>

Tarik