Mobile IPv6

Device support

As the modem establishes an IP(v4) PDP context with the network, to do IPv6 the modem would need to support it (or use a full PPP context).

Devices which do/don't support an IPv6 PDP type (there are AT commands to query the modem's capabilities:

ATI
Revision: 11.110.01.03.00
+GCAP: +CGSM,+FCLASS,+DS

AT+CGDCONT=?
+CGDCONT: (1-16),"IP",,,(0-1),(0-1)
+CGDCONT: (1-16),"PPP",,,(0-1),(0-1)