Sip inspection dosen't works on sip conferance

[celal1979]

I'm making some sip conferance over ASA it dosen't work. I notices that the some udp ack packet is not being passed by asa,  Normal sip session works properly. when I disable sip inspection . I saw sip ack packet  on egress interface. but when it is enable I can't see ack packet on eggress interface. There is something wrong. as if asa loses ack packet.        

Asa version is below;

Cisco Adaptive Security Appliance Software Version 9.1(2)

Device Manager Version 7.1(3)

I upgraded the last version after I lived trouble but the problems still continue

İngress output

Egress interface output

I also added pcap output.

regards.

[paolo bevilacqua]

Wrong forum, post in Security. You can move your post using the actions panel on the right.

[celal1979]

you are ok ı just move it thanks

[celal1979]

Hi,

Who may help us for this situation  Also I opened sip debug on ASA and sip debug error output is below

SIP:: Error parsing URI at request line

   :: have scanned "sip:conference@smartoffice:5060;nt_end_pt=YM0+~Kc*n2erQnte~QMm-rf*f2kcQ~CQ0QA~Nv2sHe6vi8Q~MQaK9crHbcS~RP2k4X~NG8h47e3u04t43t0G3hlb931e5o9T71O1eea3ed2~Xn7-ick68fiJZ17q~UnErty5h9vicS~NDK0IkuA~Nv2scid~Nqwge7kqlk4A5Cb-awgT5Jqd1Oa2j136cgT55G1c~RT2477z6c85Gtdol"

SIP:: Mandatory field URI in request line is missing

SIP::Parse Message failed!

SIP:: Error parsing URI at request line

   :: have scanned "sip:conference@smartoffice:5060;nt_end_pt=YM0+~Kc*n2erQnte~QMm-rf*f2kcQ~CQ0QA~Nv2sHe6vi8Q~MQaK9crHbcS~RP2k4X~NG8h47e3u04t43t0G3hlb931e5o9T71O1eea3ed2~Xn7-ick68fiJZ17q~UnErty5h9vicS~NDK0IkuA~Nv2scid~Nqwge7kqlk4A5Cb-awgT5Jqd1Oa2j136cgT55G1c~RT2477z6c85Gtdol"

SIP:: Mandatory field URI in request line is missing

SIP::Parse Message failed!

Thanks

[celal1979]

Maybe it can be  usefull for others

CSCul15113 Bug Details