3Com 3C13636 Configuration Manual page 10

3Com Router 3000 Ethernet Family
Configuration Guide
Attribute
Dial-up
network
Voice
Multiple terminal services for entering the CLI:
CLI
Hierarchical configuration command protection,
safeguarding the router against intrusion
Prompt and help information in both English and
Chinese
Log management
DCC configuration
Modem management configuration
Voice activity detection (VAD), comfort noise,
jitter buffer and volume tuning
PBX functions, such as do-not-disturb, call
forwarding
forwarding, alarm-call, and multiline hunt group
FXS, FXO and E&M analog interfaces
Fast connection and tunneling
Voice MPR
Calling identification delivery (CID)
Basic functions of
Voice communication on loopback interfaces
IP voice
Manual/automatic busy-tone detection
Routing policies of PSTN backup to IP and
PSTN backup to GK
Static, dynamic and combined VoIP routing
policies
Voice QoS
Fast
receiving/transmitting
Networking with the A8010 Refiner
Protocol and
R2, Q.931, Q.SIG, digital E&M, H.323, SIP
signaling
Voice codec G.711, G.723, G.726, G.729
ITU-T T.30, T.4, and T.38 recommendations
Fax Adjustment of multiple fax parameters
Fax over IP
3Com Corporation
1-6
Description
console port for local configuration
AUX port for remote or local configuration
Telnet or SSH for
configuration
Telnet for logging in directly and managing
other routers
PAD terminal service
Dumb terminal service
Rlogin terminal service
on busy,
and normal
Chapter 1 v2.4x Overview
local or remote
unconditional call
voice data