[cisco-voip] SRST extension assignment

Thu May 20 14:16:06 EDT 2010

Does the router have previous SRST configurations in it?

On Thu, May 20, 2010 at 12:24 PM, Hughes, Scott GRE-MG <SHughes at grenergy.com
> wrote:

> CUCM Version: 6.1(3)
> Phone Firmware: Cisco 7942G/7962G -- SCCP42.8-4-2S
> Router IOS: C2800NM-IPVOICEK9-M  12.4(20)T5
>
> Perhaps I'm missing something obvious, but SRST is behaving strangely. When
> the phone loses connectivity to Call Manager, it registers to the on-site
> router as expected. The problem is that it gets a new extension number (it
> doesn't keep it's original). We have 4 digit DNs usually, but the router
> assigns a 5 digit extension, completely different than the correct one. All
> the phones have multiple DN's assigned in CUCM, but we hope to just have the
> primary extension of each phone come back to life in SRST mode.
>
> I tried previously on 12.4(25b) before upgrading to the 12.4(20)T5
>
> Relevant config:
>
> call-manager-fallback
>  max-conferences 12 gain -6
>  transfer-system full-consult
>  ip source-address X.X.X.X port 2000
>  max-ephones 42
>  max-dn 50
>  dialplan-pattern 1 7655555... extension-length 4
>
> And here's a debug from a ephone registration/extension-assigner
>
> May 19 13:44:26: ephone-(8)[12] StationRegisterMessage (0/0/43) from
> 10.96.82.9
> May 19 13:44:26: ephone-(8)[12] Register StationIdentifier DeviceName
> SEP2893FEA2F3C4
> May 19 13:44:26: ephone-(8)[12] StationIdentifier Instance 2    deviceType
> 434
> May 19 13:44:26: ephone-8[7/12]:stationIpAddr 10.96.82.9
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:maxStreams 5
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:From Phone raw protocol
> Ver 0x85720011
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:protocol Ver 0x85720011
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:phone-size 57240 dn-size
> 784
> May 19 13:44:26: ephone-(8) Allow any Skinny Server IP address 10.96.82.254
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Found entry 7 for
> 2893FEA2F3C4
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:phone SEP2893FEA2F3C4
> re-associate OK on socket [12]
> May 19 13:44:26: %IPPHONE-6-REGISTER_NEW: ephone-8:SEP2893FEA2F3C4
> IP:10.96.82.9 Socket:12 DeviceType:Phone has registered.
> May 19 13:44:26: Phone 7 socket 12
> May 19 13:44:26: Skinny Local IP address = 10.96.82.254 on port 2000
>
> May 19 13:44:26: Skinny Phone IP address = 10.96.82.9 24607
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Signal protocol ver 9 to
> phone with ver 17
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Date Format M/D/Y
> May 19 13:44:26: ephone-8[7/12]:RegisterAck sent to sockettype ephone
> socket 12: keepalive period 30 use sccp-version 9
> May 19 13:44:26: ephone-8[7/12]:CapabilitiesReq sent
> May 19 13:44:26: %IPPHONE-6-REG_ALARM: 10: Name=SEP2893FEA2F3C4 Load=
> SCCP42.8-4-2S Last=TCP-timeout
> May 19 13:44:26:
> Skinny StationAlarmMessage on socket [12] 10.96.82.9 SEP2893FEA2F3C4
> May 19 13:44:26: severityInformational p1=0 [0x0] p2=0 [0x0]
> May 19 13:44:26: 10: Name=SEP2893FEA2F3C4 Load= SCCP42.8-4-2S
> Last=TCP-timeout
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Skinny IP port 3500 set
> for socket [12]
> May 19 13:44:26: ephone-8[7/12]:ButtonTemplateReqMessage
> May 19 13:44:26: ephone-8[7/12]:ButtonTemplateReqMessage waiting for Caps
> May 19 13:44:26: ephone-8[7/12]:StationSoftKeyTemplateReqMessage
> May 19 13:44:26: ***No Tag defined for SK 31
> May 19 13:44:26: ephone-8[7/12]:StationSoftKeyTemplateResMessage
> May 19 13:44:26: ephone-8[7/12]:StationSoftKeySetReqMessage
> May 19 13:44:26: ephone-8[7/12]:StationSoftKeySetResMessage
> May 19 13:44:26: ephone-8[7/12]:StationConfigStatReqMessage
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:StationConfigStatMessage
> sent for device SEP2893FEA2F3C4 (40/280)
> May 19 13:44:26: ephone-8[7/12]:CapabilitiesRes received
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Caps list 12
> WideBand_256K  40 ms, is_mtp 0
> G722_64k  60 ms, is_mtp 0
> G711Ulaw64k  40 ms, is_mtp 0
> G711Alaw64k  40 ms, is_mtp 0
> G722_56k  60 ms, is_mtp 0
> G722_48k  60 ms, is_mtp 0
> ILBC  60 ms, is_mtp 0
> G729AnnexB  60 ms, is_mtp 0
> G729AnnexAwAnnexB  60 ms, is_mtp 0
> G729  60 ms, is_mtp 0
> G729AnnexA  60 ms, is_mtp 0
> Unrecognized Media Type 257  1 ms, is_mtp 0
>
> May 19 13:44:26: ephone-8[7/12]:Process pending button template
> May 19 13:44:26: ephone-8[7/12]:ButtonTemplateReqMessage
> May 19 13:44:26:
> ephone-8[7/12][SEP2893FEA2F3C4]:StationButtonTemplateReqMessage set max
> presentation to 6
> May 19 13:44:26: ephone-8[7/12]:ButtonTemplateReq requesting fallback info
> May 19 13:44:26: %VOICE_CODEC-6-FALLBACK: ephone-8: Configured codec is not
> supported by phone , fallback to codec g711ulaw
> May 19 13:44:26: ephone-8[7/12]:MediaPathEventMessage
> May 19 13:44:26: ephone-8[7/12]:MediaPathEventMessage
> May 19 13:44:26: ephone-8[7/12]:MediaPathCapabilitiesMessage
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Button Template 2 buttons
> received, total 2 buttons
> May 19 13:44:26: ephone-8[7/12]:ButtonTemplateReqMessage
> May 19 13:44:26:
> ephone-8[7/12][SEP2893FEA2F3C4]:StationButtonTemplateReqMessage set max
> presentation to 6
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Setting 2 lines 0
> speed-dials on phone (max_line 2)
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:First Speed Dial Button
> location is 0 (0)
> May 19 13:44:26: ephone-8[7/12]:ButtonTemplate lines=2 speed=0 buttons=2
> offset=0
> May 19 13:44:26: ephone-8[7/12]:Send the previous reserved one from the
> ephone back to it
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:StationLineStatReqMessage
> from ephone line 1
> May 19 13:44:26: ephone-8[7/12]:StationLineStatReqMessage ephone line 1 DN
> 1 = 79041 desc = 79041 label =
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:StationLineStatResMessage
> sent to ephone (1 of 2)
> May 19 13:44:26:
> ephone-8[7/12][SEP2893FEA2F3C4]:StationForwardStatReqMessage line 1 from
> ephone
> May 19 13:44:26: Skinny StationForwardStatMessage line 1 sent on ephone
> socket [12] for ephone-8
> May 19 13:44:26: activeForward 0 AllActive 0 BusyActive 0 NoAnswerActive 0
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:StationLineStatReqMessage
> from ephone line 2
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:StationLineStatReqMessage
> from ephone line 2 Invalid DN -1
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:StationLineStatResMessage
> sent to ephone (2 of 2)
> May 19 13:44:26: ephone-8[7/12]:SkinnyCompleteRegistration
> May 19 13:44:26:
> ephone-8[7/12][SEP2893FEA2F3C4]:StationForwardStatReqMessage line 2 from
> ephone
> May 19 13:44:26: Skinny StationForwardStatMessage line 2 sent on ephone
> socket [12] for ephone-8
> May 19 13:44:26: activeForward 0 AllActive 0 BusyActive 0 NoAnswerActive 0
> May 19 13:44:26: ephone-8[7/12][SEP2893FEA2F3C4]:Skinny Available Lines 2
> set for socket [12]
> May 19 13:44:26: ephone-8[7/12]:Already done SkinnyCompleteRegistration
>
>
> Am I missing something?
>
> Scott
>
>
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