[cisco-voip] CUCM and cube sending weird packets?

Wed Mar 21 22:48:13 EDT 2018

1400 or 14400?

On Wed, Mar 21, 2018 at 4:40 PM Ryan Huff <ryanhuff at outlook.com> wrote:

> The magic bullet for faxing over sip with Cisco equip, for me, has always
> been to disable ECM on the fax machine (or through cube) and set the TX
> rate of the device to 1400 baud.
>
> Sent from my iPhone
>
> On Mar 21, 2018, at 17:35, Jonatan Quezada <jonatan.quezada at chemeketa.edu>
> wrote:
>
> thank you all for th einsight, I do have MTP checked on trunk , and run
> on  all CM nodes is checked as well.
>
> The main issue anymore is with the Faxes now. the behavior of the calls is
> almost night and day in the fixed direction. Fax now is where my focus lies
> now. any thoughts?
>
> On Wed, Mar 21, 2018 at 2:27 PM, Kent Roberts <kent at fredf.org> wrote:
>
>> Remember to have all the cucm ips on your cube\sbc if your using security
>> there or you will have new issues to track down
>>
>>
>> Kent
>>
>> On Mar 21, 2018, at 12:05, Ryan Huff <ryanhuff at outlook.com> wrote:
>>
>> Correct, that is how I understand CMG to work too and yes, very likely a
>> bug or a reset that didn’t apply (or was needed) ... etc.
>>
>> Sent from my iPhone
>>
>> On Mar 21, 2018, at 14:00, Anthony Holloway <
>> avholloway+cisco-voip at gmail.com> wrote:
>>
>> "Run on all nodes" does two things for you:
>>
>> 1) It creates an instance of that object on all CPEs, such that any one
>> of them can answer the request, or generate a request.
>>
>> 2) It causes a thing to happen called, route local, which attempts to
>> keep outbound requests on the same CPE where the inbound request was seen.
>> This is to alleviate ICCS traffic by involving multiple CPEs in a single
>> call flow where not necessary.
>>
>> If you've seen behavior where "run on all nodes" has caused you to adjust
>> your CMG, then I suspect it was either not working (E.g., A reset of the
>> device did not work), or you were hitting a defect.
>>
>> On Wed, Mar 21, 2018 at 12:52 PM Ryan Huff <ryanhuff at outlook.com> wrote:
>>
>>> This comes from empirical experience here but I have most definitely hit
>>> odd issues with “Run on all CM nodes” and the originator not being in the
>>> CMG of the SIP trunk.
>>>
>>> Sent from my iPhone
>>>
>>> On Mar 21, 2018, at 13:43, Anthony Holloway <
>>> avholloway+cisco-voip at gmail.com> wrote:
>>>
>>> Typo? If its enabled, then CMG doesn't matter.
>>>
>>> On Wed, Mar 21, 2018 at 12:30 PM Ryan Huff <ryanhuff at outlook.com> wrote:
>>>
>>>>
>>>> Do you have “Run on all nodes” checked on the CUCM trunk? If so, please
>>>> verify all CM nodes running the call manager service are in the CM Group
>>>> specified in the device pool bring used by the CUCM *sip* *trunk*.
>>>>
>>>> Sent from my iPhone
>>>>
>>>> On Mar 21, 2018, at 13:24, Ryan Huff <ryanhuff at outlook.com> wrote:
>>>>
>>>> Looks like your DTMF methods are changing between the good and bad
>>>> calls and possibly why Century is disregarding?
>>>>
>>>> Also seems like the ccm originator is different in the good and bad SDP.
>>>>
>>>> “Every fifth time” seems to predictable to be a random issue; seems
>>>> more like CUCM cycling through a list or something
>>>>
>>>> Do you have “Run on all nodes” checked on the CUCM trunk? If so, please
>>>> verify all CM nodes running the call manager service are in the CM Group
>>>> specified in the device pool used by the CUCM.
>>>>
>>>> Are you having the issue in both directions?
>>>>
>>>> What DTMF method do you have set on the CUCM trunk, “No Preference”?
>>>>
>>>> What version of CUCM?
>>>>
>>>> Sent from my iPhone
>>>>
>>>> On Mar 21, 2018, at 12:37, Jonatan Quezada <
>>>> jonatan.quezada at chemeketa.edu> wrote:
>>>>
>>>>
>>>>
>>>> On Mon, Mar 19, 2018 at 8:33 AM, Jonatan Quezada <
>>>> jonatan.quezada at chemeketa.edu> wrote:
>>>>
>>>>> What would change this this packet 20 percent of the time? We are
>>>>> trouble shooting the last ghost issue after SIP cutover.  I was on the horn
>>>>> with the provider and CiscoTAC and we see this for good and bad calls: any
>>>>> reason why centuryLink's stuff would not recognize this update from us, or
>>>>> possibly the (Cube,CUCM) sending last wierd packet of update one in five
>>>>> times which causes the call to drop
>>>>>
>>>>> Bad calls the last invite has m=audio 20674 RTP/AVP 0
>>>>> a=X-cisco-media:umoh a=ptime:20
>>>>> a=rtpmap:0 PCMU/8000 and no RTP from the cusotmer PBX
>>>>>
>>>>> and good calls has m=audio 20650 RTP/AVP 0 101 a=ptime:20 a=rtpmap:0
>>>>> PCMU/8000 and good RTP from the PBX
>>>>>
>>>>>
>>>>> Last invite on good call from the customer
>>>>>
>>>>> INVITE sip:3033191795 <(303)%20319-1795>@67.14.92.87:5100;transport=udp
>>>>> SIP/2.0
>>>>> Via: SIP/2.0/UDP 65.152.176.94:5060;branch=z9hG4bK43843FB
>>>>> P-Asserted-Identity: "3300 CCBI Mailbox"
>>>>> From: "5033995181 <(503)%20399-5181> 5033995181 <(503)%20399-5181>"
>>>>> ;tag=6F13621-138F
>>>>> To: "STEVEN UPCHURCH";tag=1960181175-1521299570039
>>>>> -
>>>>> Date: Sat, 17 Mar 2018 08:13:17 PST
>>>>> Call-ID: BW101250039170318-1114511220 at 10.73.16.89
>>>>> Supported: rel100,timer,resource-priority,replaces,sdp-anat
>>>>> Min-SE: 1800
>>>>> Cisco-Guid: 2155609728-0690754024-2718484947-3801912337
>>>>> User-Agent: Cisco-SIPGateway/IOS-15.5.3.S6b
>>>>> Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER,
>>>>> SUBSCRIBE, NOTIFY, INFO, REGISTER
>>>>> CSeq: 108 INVITE
>>>>> Max-Forwards: 70
>>>>> Timestamp: 1521299597
>>>>> Contact:
>>>>> Expires: 300
>>>>> Allow-Events: telephone-event
>>>>> Authorization: Digest username="263015-9717185172",realm="
>>>>> voip.centurylink.com",uri="sip:303319179
>>>>> 5 at 67.14.92.87:5100;transport=udp",response="
>>>>> 1fe4a6632f960305157b16ff3dd05944",nonce="BroadWorksXje
>>>>> vihnztT47s3bhBW",cnonce="FFFFFFFF",qop=auth,algorithm=MD5,nc=00000007
>>>>> Session-Expires: 1800;refresher=uac
>>>>> Content-Type: application/sdp
>>>>> Content-Length: 247
>>>>> v=0
>>>>> o=CiscoSystemsCCM-SIP 2058187 5 IN IP4 10.200.1.11
>>>>> s=SIP Call
>>>>> c=IN IP4 OurEndOf SIpTrunk
>>>>> b=TIAS:64000
>>>>> b=CT:64
>>>>> b=AS:64
>>>>> t=0 0
>>>>> m=audio 20650 RTP/AVP 0 101
>>>>> a=ptime:20
>>>>> a=rtpmap:0 PCMU/8000
>>>>> a=rtpmap:101 telephone-event/8000
>>>>> a=fmtp:101 0-15
>>>>>
>>>>>
>>>>>
>>>>> bad call
>>>>>
>>>>>
>>>>> INVITE sip:3033191795 <(303)%20319-1795>@67.14.92.84:5100;transport=udp
>>>>> SIP/2.0
>>>>> Via: SIP/2.0/UDP 65.152.176.94:5060;branch=z9hG4bK43B6CCD
>>>>> P-Asserted-Identity: "3300 CCBI Mailbox"
>>>>> From: "5033995181 <(503)%20399-5181> 5033995181 <(503)%20399-5181>"
>>>>> ;tag=706CB6F-176F
>>>>> To: "STEVEN UPCHURCH";tag=790178935-1521300984448-
>>>>> Date: Sat, 17 Mar 2018 08:36:48 PST
>>>>> Call-ID: BW103624448170318-1333973217 at 10.73.16.89
>>>>> Supported: rel100,timer,resource-priority,replaces,sdp-anat
>>>>> Min-SE: 1800
>>>>> Cisco-Guid: 3415568030-0690950632-2724317651-3801912337
>>>>> User-Agent: Cisco-SIPGateway/IOS-15.5.3.S6b
>>>>> Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER,
>>>>> SUBSCRIBE, NOTIFY, INFO, REGISTER
>>>>> CSeq: 106 INVITE
>>>>> Max-Forwards: 70
>>>>> Timestamp: 1521301008
>>>>> Contact:
>>>>> Expires: 300
>>>>> Allow-Events: telephone-event
>>>>> Authorization: Digest username="sipUserCreds",realm="
>>>>> voip.centurylink.com",uri="sip:303319179
>>>>> 5 at x.x.x.x:5100;transport=udp",response="afdfcac6b618eca813909e53f7a6ed
>>>>> 2e",nonce="BroadWorksXje
>>>>> vjbx40Tz7f6gcBW",cnonce="FFFFFFFF",qop=auth,algorithm=MD5,nc=00000005
>>>>> Content-Type: application/sdp
>>>>> Content-Length: 181
>>>>> v=0
>>>>> o=CiscoSystemsCCM-SIP 2060501 3 IN IP4 Subscriber
>>>>> s=SIP Call
>>>>> c=IN IP4 OurEndOf SIpTrunk
>>>>> t=0 0
>>>>> m=audio 20674 RTP/AVP 0
>>>>> a=X-cisco-media:umoh
>>>>> a=ptime:20
>>>>> a=rtpmap:0 PCMU/8000
>>>>>
>>>>>
>>>>> <image.png>
>>>>>
>>>>> _______________________________________________
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>>
>
>
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>
> Johnny Q
> Voice Technology Analyst - TelNet
> Chemeketa Community College
> Johnny.Q at chemeketa.edu
> Building 22 Room 131
> Work 5033995294 <(503)%20399-5294>
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