[SR-Users] problems to parse Cseq 0 value

[Daniel-Constantin Mierla]

Hello,

can you paste here such a sip message?

Cheers,
Daniel


On 04.06.18 12:25, David Escartin wrote:
> hello all
>
> we have seen that when an OPTIONS is sent with CSep: 0 OPTIONS,
> message is not parsed.
> Jun  4 10:12:09 proxy-1-aws /usr/local/kamailio/sbin/kamailio[2205]:
> ERROR: <core> [core/parser/parse_cseq.c:61]: parse_cseq(): no method
> found
> Jun  4 10:12:09 proxy-1-aws /usr/local/kamailio/sbin/kamailio[2205]:
> ERROR: <core> [core/parser/parse_cseq.c:92]: parse_cseq(): bad cseq
> Jun  4 10:12:09 proxy-1-aws /usr/local/kamailio/sbin/kamailio[2205]:
> ERROR: <core> [core/parser/msg_parser.c:144]: get_hdr_field(): bad cseq
> Jun  4 10:12:09 proxy-1-aws /usr/local/kamailio/sbin/kamailio[2205]:
> ERROR: <core> [core/parser/msg_parser.c:331]: parse_headers(): bad
> header field [CSeq: 0
> Jun  4 10:12:09 proxy-1-aws /usr/local/kamailio/sbin/kamailio[2205]:
> WARNING: <core> [core/receive.c:198]: receive_msg(): parsing relevant
> headers failed
> as far i see in rfc3261
> "The
>    sequence number value MUST be expressible as a 32-bit unsigned
>    integer and MUST be less than 2**31."
>
> i don't know if you already discussed about this, but do you think it
> would be something to fix?
>
> best regards and thanks a lot
> david escartin
>
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-- 
Daniel-Constantin Mierla -- www.asipto.com
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