Network Deployment(S) And Interfaces; Network Elements; Femtocell Access Point - Cisco ASR 5000 Series Administration Manual

▀ Network Deployment(s) and Interfaces

Network Deployment(s) and Interfaces
This section describes the FNG as it functions in a CDMA2000 network.
The figure below shows how the FNG functions both as a security gateway and a femtocell gateway between the FAPs
in the access network and the operator's IMS core network for voice services and the PDSN/HA and the packet data
network for data services.
Figure 1.
Access
Network
UE
FAP

Network Elements

This section provides a description of the network elements in an FNG network.

Femtocell Access Point

The Femtocell Access Point (FAP) is a SIP-based CDMA2000 wireless access point that provides coverage in a small
area, usually a private residence or small office, and connects the subscriber UEs to an operator's core network via a
▄ Cisco ASR 5000 Series Femto Network Gateway Administration Guide
14
FNG Network Architecture
Broadband Network
IPSec tunnel
Femtocell
AAA Server
Operator's
Core
Network
FNG
Femtocell
Management
System
Femto Network Gateway Overview
IMS Network
for Voice Services
PDSN/HA
Packet Data Network
for Data Services
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