Re: [reSIProcate-users] ParseBuffer.cxx 709, Parse failed expected a digit, got eof in context

[Adam Roach <adam@xxxxxxxxxxx>]

Karlsson wrote:
> Hi all, when I test my UA with Dialogic video gateway, the parsebuffer 
> failed when it parse the SDP of INVITE.
> I have attached the wireshark log file in mail..
>  
> I think the error cause the a=fmtp is empty. But with RFC 4566, the 
> section 5.13:
>  
> 5.13.
> Attributes ("a=")
> a=<attribute>
> a=<attribute>:(value>
>  
> Seems the "a" allows two cases ?

In the general case, yes. But "fmtp" means something. Read down further:

  a=fmtp:<format> <format specific parameters>

Postel's Maxim does suggest we should accept "a=fmtp" as a no-op, but 
the Dialogic device is technically generating invalid SDP.

/a