Chapter 2: C4/C4c CMTS Features
STANDARD Revision 1.0
C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved.
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At least 260 half-calls per downstream.
Note: The voice call requirements are reduced by one-half in a mixed voice and data environment.
Release 4.1 Features
The following features or improvements have been added for release 4.1:
Committed Access Rate
Global Traffic Shaping for TCP Traffic
Remote Query of Cable Modems
Release 4.2 Features
The following features or improvements have been added for release 4.2:
DOCSIS Set-top Gateway (DSG) Agent
Associate ACL with SNMP Community String
Advanced CM Config File Verification
Scalability — 52K CMs per chassis
Modify overload control to ensure older CMs range/register in reasonable time through overload conditions (chassis
reboot, CAM insertion, etc.)
"Debug" IP Filter Packet Capture capability (ability to capture packet headers that match IP filters or similar
functionality)
PacketCable Multimedia
Network side ACLs
Support for 16 telnet sessions
Clear the IP filter counters through the CLI
Hitless software update
PacketCable 1.x Voice call requirements
MTAs /downstream (1D)
1000
MTAs/downstream (2D)
1500
MTAs/C4
20000