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2 comments:

• File sgsn/SGSN_Tests.ttcn:

  • Patch Set #2, Line 2044: /* send out a second GMM_Attach Request.

    this comment no longer matches the code, you moved the second attach above... […]

    because the test case doesn't work this way anymore (or as soon libvlr is used).
    I'll remove case

  • Patch Set #2, Line 2050: [] as_gmm_auth(umts_aka_challenge := true, expect_sai := true) {};

    AFAIU the auth is exected to happen at the end of the whole alt? maybe simply move it outside to exp […]

    I don't see what's the problem.
    The flow is something like this:
    -> Attach Req (tmsi unknown)
    <- Id Req
    -> Id Resp
    HLR: SAI
    -> Attach Req (2nd)
    The second Attach Req should be ignored by the SGSN, because it contains the same Attach Req.
    <- Auth Req
    -> Auth Resp
    HLR: LU/ISD
    <- Attach Accept
    -> Attach Complete

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