Also note that these vendor specific extensions will be ignored by everyone
else. So, if they are providing a critical function, you've just introduced
a proprietary solution. Service providers should be cautious about
purchasing such products.

-Jonathan R.

---
Jonathan D. Rosenberg                       72 Eagle Rock Ave.
Chief Scientist                             First Floor
dynamicsoft                                 East Hanover, NJ 07936
[EMAIL PROTECTED]                     FAX:   (973) 952-5050
http://www.cs.columbia.edu/~jdrosen         PHONE: (973) 952-5000
http://www.dynamicsoft.com
 

> -----Original Message-----
> From: Henning Schulzrinne [mailto:[EMAIL PROTECTED]]
> Sent: Monday, March 19, 2001 5:22 PM
> To: Jean-Francois Mule
> Cc: [EMAIL PROTECTED]
> Subject: Re: [Sip-implementors] Some vendors are using special header
> lines: is this allowed??
> 
> 
> Vendor-specific header lines are ok. Just be prepared that 
> the IETF will
> redefine your favorite header, so documenting your extension, 
> according
> to the published IANA procedures, is far superior.
> 
> Jean-Francois Mule wrote:
> > 
> > Some vendors are inserting some vendor-specific request header lines
> > (one example we have is in the INVITE for example).  I do 
> not believe
> > this is allowed.
> > 
> > The particular vendor-specific header line is in the form of:
> > vendorx-hname: vendorx-hvalue
> > 
> > If this is allowed, it seems to be a recipe for allowing 
> *:* in our sip
> > parsers...
> 
> Proxies need to be handle any valid header, i.e., Header:
> something-or-other
> _______________________________________________
> Sip-implementors mailing list
> [EMAIL PROTECTED]
> http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
> 
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