suspected problem with unanswered neighbor solicitation
getting and using an IPV6 pdp context has been tested successfully using a
samsung galaxy S2, but tests with a Getnord ONYX fail.
In the failure case, the PDP-Context is opened successfully, also the following
interactions look good. Except that the pdp context is closed by the phone a
shortly after it had been established. The dactivation cause is a regular
When comparing the two traces it is distinctive, that the trace from the
getnord does contain a neighbor solicitation request. This request seems to be
ignored by the GGSN. It is likely that the getnord mobile interprets this as
a failure and then closes the pdp context.
The traces of the two cases are attached to this ticket.