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4 System Description
Chapter 1 - System Description
1.2.3 Voice Quality
1.2.4 Configuration and Management
1.2.5 Bridge Functionality
Table 1-3: Voice Quality
Item Description
Voice Codecs G.711 Ulaw
G.711 Alaw
G.729ab
Prioritization IEEE 802.1p layer-2 prioritization
DiffServ layer-3 prioritization
General Adaptive jitter buffer
Echo cancellation
Speech sampling rate: 10-60 ms
Silence suppression with comfort noise
Table 1-4: Configuration and Management
Item Description
Management Options Internal Web Server
SNMP
SNMP Agents SNMPv1 clientMIB II (RFC 1213), Private MIB
Plug & Play Functionality DHCP, including support messages option 60, 61, 43
Software Upgrade Using TFTP
Configuration Download Using TFTP
Table 1-5: Bridge Functionality
Item Description
Supported Ethernet Devices Up to 32 MAC addresses