Re: Compression TCP/IP

From: JShepherd (invalid_at_nowhere.com)
Date: 04/06/05 

Date: Wed, 06 Apr 2005 09:38:09 -0500

In article <d301ru$30ik$1@soapbox.cs.bham.ac.uk>, noreply@test.com says...
>
>> With a dial-up connection (and certain others), the link layer is PPP:
>> (ftp://ftp.rfc-editor.org/in-notes/std/std51.txt).
>> PPP includes a limited form of compression.
>>
>> Why is this of interest, anyhow?
>
>I'm currently examining IPsec.
>
>If encryption is used, then compression is not possible.

You compress the data before you encrypt it.

  compress decompress
      encrypt decrypt
          send() -----> recv()

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