Re: [Sip] A simple query...

[Jonathan Rosenberg <jdrosen@dynamicsoft.com>]

inline.

Nataraju A.B. wrote:
> Hi,
> I have a query regarding the server/user-agent coding format:
> The ABNF encoding specifies it as : 
>  
> Server           =  "Server" HCOLON server-val *(LWS server-val)
> server-val       =  product / comment
> product          =  token [SLASH product-version]
> product-version  =  token
>  
> whereas teh SIP-rfc says it should be
>  Server: HomeServer v2
> CanI know the correct format to be used.
The above is just an example of the server header. It is a valid value 
according to the BNF, since the BNF allows a series of lws-separated 
tokens, without any slashes. Thus, either of these is valid:

Server: HomeServer v2
Server: HomeServer/v2


>  
> If the SIP format is to be used then is it product version is a 
> mandatory argument.
Version is not mandatory according to the BNF.

-Jonathan R.
--
Jonathan D. Rosenberg, Ph.D.                72 Eagle Rock Ave.
Chief Scientist                             First Floor
dynamicsoft                                 East Hanover, NJ 07936
jdrosen@dynamicsoft.com                     FAX:   (973) 952-5050
http://www.jdrosen.net                      PHONE: (973) 952-5000
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