message compression and BIND

[Mark.Andrews at nominum.com]

> 
> Hi
> 
> I'm using BIND8.2.2p7.
> 
> Message compression (RFC 1035 Ch 4.1.4)
> =============clip=====================
> In order to reduce the size of messages, the domain system utilizes a
> compression scheme which eliminates the repetition of domain names in a
> message.  In this scheme, an entire domain name or a list of labels at
> the end of a domain name is replaced with a pointer to a prior occurance
> of the same name.
> =============EOF-clip=====================
> 
> I have tcp client which is able to send 'A' type queries
> and 'AXFR'(zone transfer).
> 
> And i have noticed the message compression only in responses for A type
> queries
> not in response for 'AXFR' query.
> 
> Is this the desired behaviour of BIND8.2.2p7?

	Have you told named to do it.  See transfer-format.
> 
> 
> rgds
> minnam
> 
> 
--
Mark Andrews, Nominum Inc.
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at nominum.com