Zyxel IES-1000 EE [30/368] Country code

Zyxel IES-1000 EE [30/368] Country code
Chapter 1 Introducing the VOP
VOP1224-61 User’s Guide
30
DTMF Relay
DTMF (Dual-Tone Multi-Frequency) relay detects DTMF signals and sends them
out-of-band (via SIP or RTP) to the remote party. DTMF relay is used when a low-
bitrate voice codec might distort DTMF signals sent over the voice channel. The
VOP supports RFC 2833 and SIP INFO.
Country Code
Many settings governing call functions differ from one region to another. The VOP
allows you to set these by entering a preconfigured country code. The following
variables are affected when you set the country code.
AC impedance
•PCM companding law
•Cadence ring
•Flash time
Pulse dial interval
Pay-signal type
Metallic Line Test
The VOP provides the following GR909 metallic line test (MLT) measurements.
Line voltage test
Receiver off-hook test
Ringer Equivalent Number (REN) test
Resistive test
SIP/RTP Statistics
The VOP provides the following SIP and RTP statistics.
•SIP local URI
•SIP remote URI
•RTP TX codec
RTP RX codec
RTP TX payload type
RTP RX payload type
RTP local IP/port
•RTP remote IP/port

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