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Cisco Bug: CSCvu35160 - MONTE: MME sends RIR with a weird AVP User-Name value

Last Modified

Jun 19, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases


Description (partial)

RIR contains a weird AVP User-Name value in all types of events except of ?number of UE in location?.
User-Name is ?.E.? instead of MSISDN. 
TS 29.128 R15
Table 5.2.1-1: Reporting Information Request
Information Element Name	Mapping to Diameter AVP	Cat.	Description
User Identity
(See 6.4.16)	User-Identifier	C	If present, this information element shall contain the identity of the UE. This is a grouped AVP containing the MSISDN or the External-Identifier.
Monitoring Event Report
(see 3GPP TS 29.336 [5] clause 8.4.3)	Monitoring-Event-Report	C	If the Reporting-Information-Request is sent for reporting the monitoring events, the MME/SGSN and the IWK-SCEF shall include the monitoring event(s) reported towards the SCEF.
Supported Features
(See 3GPP TS 29.229 [4])	Supported-Features	O	If present, this information element shall contain the list of features supported by the origin host.
Actual from Trace:
     [V] [M]  User-Identifier 
        Code:      0x00000c1e (3102) User-Identifier
        Flags:     0xc0       (192) [V]  [M] 
        Length:    0x000018   (24)
        Vendor-Id: 0x000028af (10415) 3GPP
         [M]  User-Name 
            Code:      0x00000001 (1) User-Name
            Flags:     0x40       (64)  [M] 
            Length:    0x00000b   (11)
            Data: .E.

SCEF and MONTE in use.
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