Chapter 28: PacketCable™ Services and Voice Applications
STANDARD Revision 1.0
C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved.
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Figure 98:
PacketCable Voice-only Network Reference Architecture
Table 101.
Explanation of Network Elements
Network Element
Purpose
Announcement Controller
(ANC)
Initiates and manages all announcement services that are provided by the announcement
player
Announcement Player (ANP)
Delivers the appropriate announcement(s) to the MTA under control of the announcement
controller
Converged Edge Router (CER)
Provides connectivity between DOCSIS network and PacketCable devices; also performs call
authorization enforcement, bandwidth allocation, and call trace functions
Call Management Server (CMS) Provides call control and signaling services for the MTA, C4/c CMTS, and PSTN gateways;
typically performs both Call Agent (handles call state) and Gate-Controller (authorization)
functions as well.
Delivery Function (DF)
Aggregation point for electronic surveillance; delivers reasonably available call-identifying
information and call content based on the requirements of lawful authorization
DHCP Server
Server that provides initial boot-up networking information such as the querying device’s IP
addresses, next-hop routers, server information, etc.
DNS Server
Server that provides translation between the Domain name and the IP address of a device
Embedded Multimedia
Terminal Adapter (E-MTA)
Single device containing a DOCSIS cable modem and a telephony device that provides one or
more line interfaces
Key Distribution Center (KDC)
Performs security key negotiations for MTA and Provisioning Server in the PacketCable network
Media Gateway (MG)
Provides media (voice packets) connectivity between the PSTN and the PacketCable network
Media Gateway Controller
(MGC)
Provides bearer mediation between the PSTN and the PacketCable network
Provisioning Server (OSS)
Provides provisioning information for PacketCable devices via SNMPv3