[asterisk-bugs] [Asterisk 0013828]: [patch] !! Unknown IE 50 (cs5, Unknown Information Element) & RTCP SR transmission error, rtcp halted

Asterisk Bug Tracker noreply at bugs.digium.com
Wed Oct 28 19:44:22 CDT 2009


A NOTE has been added to this issue. 
====================================================================== 
https://issues.asterisk.org/view.php?id=13828 
====================================================================== 
Reported By:                fdecher
Assigned To:                
====================================================================== 
Project:                    Asterisk
Issue ID:                   13828
Category:                   Channels/chan_dahdi/NewFeature
Reproducibility:            have not tried
Severity:                   feature
Priority:                   normal
Status:                     ready for testing
Asterisk Version:           SVN 
JIRA:                        
Regression:                 No 
Reviewboard Link:            
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Request Review:              
====================================================================== 
Date Submitted:             2008-11-03 07:47 CST
Last Modified:              2009-10-28 19:44 CDT
====================================================================== 
Summary:                    [patch] !! Unknown IE 50 (cs5, Unknown Information
Element) & RTCP SR transmission error, rtcp halted
Description: 
Hi,

we have a customer running asterisk 1.4.21.2, zaptel 1.4.11, libpri 1.4.7.
They are using a Digium TE 121 card.

There are about 100 users working on this system. And the system is quite
busy there are about 20 calls concurrent (min).

Everything seems to run fine but when I connect via asterisk -r

I get tons of this message (one every few seconds):

RTCP SR transmission error, rtcp halted
RTCP SR transmission error, rtcp halted
RTCP SR transmission error, rtcp halted

and I get tons of this message (one every few minutes):

! Unknown IE 50 (cs5, Unknown Information Element)

the cusomer is a bit conserned about these two error messages.

what are these two messages about and what should i do to get rid of
them?

please help me.
best regards florian
====================================================================== 

---------------------------------------------------------------------- 
 (0112881) alecdavis (reporter) - 2009-10-28 19:44
 https://issues.asterisk.org/view.php?id=13828#c112881 
---------------------------------------------------------------------- 
On our asterisk boxes connected to a Jtec QSIG card we get 
!! Unknown IE 50 (cs5, Unknown Information Element)

Debugging with Jtec tools reveals it's Calling Party Category
<pre><b>
0053 E1M-B    091029 12:29:09.81 Q.931 SETUP                   C/Ref 7CCE 
Org
 Octet 1  00000100  INFORMATION ELEMENT : Bearer Capability
 Octet 2  00000011  IE Length           : 3
 Octet 3  1-------  Extension Bit       : Not Continued
          -00-----  Coding Standard     : ITU-T Standard
          ---00000  Info Trans Capab    : Speech
 Octet 4  1-------  Extension Bit       : Not Continued
          -00-----  Transfer Mode       : Circuit mode
          ---10000  Info Trans Rate     : 64 kbit/s
 Octet 5  1-------  Extension Bit       : Not Continued
          -01-----  Layer               : User Info Layer 1
          ---00011  Layer 1 Protocol    : A-law (Rec G.711)
 Octet 1  00011000  INFORMATION ELEMENT : Channel Identification
 Octet 2  00000011  IE Length           : 3
 Octet 3  1-------  Extension Bit       : Not Continued
          -0------  Interface ID        : Interface implicitly identified
          --1-----  Interface Type      : Primary Rate [or other (not
Basic)]
          ---0----  Spare               :
          ----1---  Preferred/Exclusive : Exclusive; only indicated
channel
          -----0--  D Channel Indicator : Indicated channel is not the
D-ch
          ------01  Info Channel Sel'n  : As indicated in following
octets
 Oct 3.2  1-------  Extension Bit       : Not Continued
          -00-----  Coding Standard     : ITU-T Standard
          ---0----  Number/Map          : Channel is number in next
octet(s)
          ----0011  Channel/Map Ele Type: B-channel units
 Oct 3.3  1-------  Extension Bit       : Not Continued
          00000001  Channel Number      : 1
 Octet 1  00011110  INFORMATION ELEMENT : Progress Indicator
 Octet 2  00000010  IE Length           : 2
 Octet 3  1-------  Extension Bit       : Not Continued
          -00-----  Coding Standard     : ITU-T Standard
          ---0----  Spare               :
          ----0001  Location            : Private network serving local
user
 Octet 4  1-------  Extension Bit       : Not Continued
          -0000011  Progress Description: Origination address is non-ISDN
 Octet 1  00011110  INFORMATION ELEMENT : Progress Indicator
 Octet 2  00000010  IE Length           : 2
 Octet 3  1-------  Extension Bit       : Not Continued
          -01-----  Coding Standard     : ISO/IEC Standard
          ---0----  Spare               :
          ----0001  Location            : Private network serving local
user
 Octet 4  1-------  Extension Bit       : Not Continued
          -0010000  Progress Description: Interworking with a public
network Octet 1  01101100  INFORMATION ELEMENT : Calling Party Number
 Octet 2  00001001  IE Length           : 9
 Octet 3  0-------  Extension Bit       : Continued
          -000----  Type of Number      : Unknown
          ----0000  Numbering Plan      : Unknown
 Octet 3a 1-------  Extension Bit       : Not Continued
          -00-----  Presentation Ind'r  : Presention allowed
          ---000--  Spare               :
          ------00  Screening Indicator : User-provided, not screened
 Octet 4+ --------  Number Digits       : 5604813
 Octet 1  01110000  INFORMATION ELEMENT : Called Party Number
 Octet 2  00001010  IE Length           : 10
 Octet 3  1-------  Extension Bit       : Not Continued
          -000----  Type of Number      : Unknown
          ----0000  Numbering Plan      : Unknown
 Octet 4+ --------  Number Digits       : 092390905
<u> Octet 1  10011101  INFORMATION ELEMENT : Non-locking Shift to Codeset
5
 Octet 1  00110010  INFORMATION ELEMENT : Party Category
 Octet 2  00000001  IE Length           : 1
 Octet 3  1-------  Extension Bit       : Not Continued
          -0000---  Spare               :
          -----000  Party Category      : Unknown
</u></b>

where I believe the Category is from ITU Q.763 or ECMA-250 which is one of
the following
      #define UNKNOWN_SOURCE         0x00
      #define OPERATOR_FRENCH        0x01
      #define OPERATOR_ENGLISH       0x02
      #define OPERATOR_GERMAN        0x03
      #define OPERATOR_RUSSIAN       0x04
      #define OPERATOR_SPANISH       0x05
      #define MUT_AGREE_CHINESE      0x06
      #define MUT_AGREEMENT          0x07
      #define MUT_AGREE_JAPANESE     0x08
      #define NATIONAL_OPERATOR      0x09
      #define ORDINARY_TOLL_CALLER   0x0a
      #define PRIORITY_TOLL_CALLER   0x0b
      #define DATA_CALL              0x0c
      #define TEST_CALL              0x0d
      #define PAY_PHONE              0x0f    /* not China              */
      #define ORDINARY_NO_CHG        0x10    /* China only             */
      #define ORDINARY_PERIODIC      0x11    /* China only             */
      #define ORDINARY_METER_IMMED   0x12    /* China only             */
      #define ORDINARY_PRINTER_IMMED 0x13    /* China only             */
      #define PRIORITY_NO_CHG        0x14    /* China only             */
      #define PRIORITY_PERIODIC      0x15    /* China only             */
      #define ORDINARY_LOCAL         0x18    /* China only             */
</pre> 

Issue History 
Date Modified    Username       Field                    Change               
====================================================================== 
2009-10-28 19:44 alecdavis      Note Added: 0112881                          
======================================================================




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