Which statement describes what occurs during an inter-MME tracking area update procedure?

Question

Options

• AThe old MME does the integrity check of the context request by using the old GUTI in the context
• BThe SGW change indication is conveyed to the old MME in the context ack message.
• CThe SGW change indication is conveyed to the old MME in the context request message.
• DThe old MME does the integrity check of the context request by using the PTMSI signature in the

• A
  2% (1)
• B
  84% (36)
• C
  5% (2)
• D
  9% (4)

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