Cisco Cisco Packet Data Interworking Function (PDIF)
Combination Supported
for Deployment?
for Deployment?
GTPv2
IPSec Tunnels (between
the WLAN UEs and the
ePDG)
the WLAN UEs and the
ePDG)
IP Address Allocated by
the P-GW for the WLAN
UEs
the P-GW for the WLAN
UEs
Yes
IPv4
IPv6
IPv6
Yes
IPv6
IPv4
IPv6
Yes
IPv4
IPv4
IPv4v6
Yes
IPv6
IPv6
IPv4v6
Yes
IPv6
IPv4
IPv4v6
Yes
IPv4
IPv6
IPv4v6
The table below lists the IPv4/IPv6 transport combinations for the ePDG and whether each combination is
supported for deployment in this release.
supported for deployment in this release.
PMIPv6 S2b IPv6 transport is qualified.
Features and Functionality
This section describes the ePDG features and functions, as follows:
•
ePDG Service, on page 7
•
IKEv2 and IPSec Encryption, on page 8
•
Dead Peer Detection, on page 10
•
Child SA Rekeying, on page 10
•
Support for MAC Address of WiFi Access Points, on page 10
•
AAA Server Groups, on page 11
•
EAP Authentication, on page 11
•
IPv6 Capabilities, on page 11
•
Static Selection, on page 16
•
Dual Stack Support, on page 22
•
Inter-access Handover Support, on page 22
•
Mobile Access Gateway Function, on page 22
•
IPv6 Router Advertisement Support, on page 23
•
DNS Request Support, on page 23
•
P-CSCF Request Support, on page 23
•
Multiple PDN Support, on page 24
ePDG Administration Guide, StarOS Release 19
6
Evolved Packet Data Gateway Overview
Features and Functionality