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Cisco Bug: CSCuq76438 - wrong "Container Len" in SrctotgtContainerLen in PS_TO_CS_REQUEST

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

15.0(21)

Description (partial)

Symptom:
While executed the test case MME-SRVCC-PS-4G-3G-021 in build 56641 (v150.mr4.all), observed that the "Container Len" in SrctotgtContainerLen in EGTP_SRVCC_PS_TO_CS_REQUEST was wrong. The expected value was 255 but whereas it was showing 19.  The same test case was passed in build 56079 (v170.main).

Conditions:
1.EPS ATTACH, Set srvcc_to_geran_utran_capab in MS_NETWORK_CAPABILITY of Attach Req msg to True indicating that the UE supports SRVCC. Send Optional IEs like MSClassmark2, Classmark3 in Attach Req and check if the same is forwarded to mSc in Ps to Cs req during HO  
2.Create QCI-1 bearer
3.Start 4G-3G srvcc HO. Set SRVCC INDICATION IE to 0(indicates MME that target is PS+CS capable) and
4. Check for the voice bearer-being split and sent in the ps-cs request. Check if MME includes only non voice bearer info in Fwd reloc req sent to sgsn. Check if MME deletes all the voice bearers from 4G correctly after the HO. Check VB indicator set in delete bearer command sent to delete the voice bearers. Check Target Rnc value, IEs in MM context like MS Classmark2,3 and Supported codec in PS to CS Req message.
5.Stats check and Check whether the subscriber is detached from 4G
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