Technical Specifications - Cisco DPC2203C Installation And Operation Manual

Appendix A
Specifications

Technical Specifications

DPC2203C Specifications
Specifications Table
The following table shows the technical specifications for the Model DPC2203C
Cable Modem.
Voice Specifications
Call Signaling Protocol
Provisioning Modes
CODECs
CODEC Packetization Intervals
CODEC Synchronization
CODEC Encryption
68
MGCP/NCS including configurable IPSec

encryption
Configurable to support LCS event signaling

Configurable to support RFC2833 event signaling

Software upgradable to support Session Initiation

Protocol (SIP)
Full PacketCable secure provisioning

Kerberos support with NVRAM ticket caching

Configurable PacketCable-lite (MTA config file

provisioning without security)
Configurable for non-PacketCable (MTA

configuration using DOCSIS config file)
Standard: G.711 µ and A law and G.728

Software upgradable to support other CODEC

combinations including:
– G.711, T.38 Fax Relay, iLBC and BV16
– G.711 and G.729
– G.711 and G.729 a/e
– G.711 and BV16 and BV32 (High fidelity - near
CD quality)
– G.711 and G.723
– G.711 and G.726
10ms, 20ms, and 30ms
Patented CODEC synchronization to UGS time clock
allows slip-free end-to-end synchronization to PSTN
clock (minimizes frame slips that can cause Fax/Analog
modem call failures)
Configurable to support AES-128 encryption or no
encryption modes
72-4017315-01 Rev B