Scm In A Gsm/Umts Data Network Deployment - Cisco ASR 5000 series Product Overview

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Session Control Manager Overview

SCM in a GSM/UMTS Data Network Deployment

CSCF / A-BG / GGSN Deployment

The SCM is designed to function within a UMTS GGSN network. As shown in following figure, the SCM supports a

number of interfaces used to communicate with other components in an IMS environment and supports the interface

used to bridge the GGSN network.

Figure 147. GSM/UMTS CSCF/A-BG/GGSN SCM Deployment Example

UMTS Access Network

Logical Network Interfaces (Reference Points)

Interfaces, used to support IMS in a UMTS network, can be defined within two categories: SIP and DIAMETER. The

SCM incorporates standards-based interfaces for both SIP and DIAMETER network architectures.

SIP Interfaces

The following table provides descriptions of SIP interfaces supported by the SCM in a GSM/UMTS network

Table 82. SIP Interfaces in a GSM/UMTS Network

(S / I-CSCF)

Network Deployments and Interfaces ▀

Rx (P-CSCF / A-BG)

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