HRPD Serving Gateway Overview
Cisco ASR 5000 Series Product Overview ▄
EAP over PPP
UE and HSGW negotiates EAP as the authentication protocol during LCP
HSGW is the EAP authenticator
EAP-AKA‘ (trusted non-3GPP access procedure) as specified in TS 33.402
EAP is performed between UE and 3GPP AAA over PPP/STa
For more information on authentication features, refer to the Network Access and Charging Management Features
section in this overview.
IP Address Allocation
The HSGW supports the following IP address allocation features:
Support for IPv4 and IPv6 addressing
Types of PDNs - IPv4, IPv6 or IPv4v6
IPv6 addressing
Interface Identifier assigned during initial attach and used by UE to generate it‘s link local address
HSGW sends the assigned /64 bit prefix in RA to the UE
Configure the 128-bits IPv6 address using IPv6 SLAAC (RFC 4862)
Optional IPv6 parameter configuration via stateless DHCPv6(Not supported)
IPv4 address
IPv4 address allocation during attach
Deferred address allocation using DHCPv4(Not supported)
Option IPv4 parameter configuration via stateless DHCPv4(Not supported)
Quality of Service
The HSGW supports the following QoS features:
HRPD Profile ID to QCI Mapping
DSCP Marking
UE Initiated Dedicated Bearer Resource Establishment
QCI to DSCP Mapping
For more information on QoS features, refer to the Quality of Service Management Features section in this overview.
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