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2570 CHAPTER 173: VOIP CONFIGURATION COMMANDS
default subscriber-line
Syntax default subscriber-line { receive | transmit } gain value
undo default subscriber-line { receive | transmit } gain
View Voice view
Parameter receive gain: Indicates the default receive gain on all subscriber lines.
transmit gain: Indicates the default transmit gain on all subscriber lines.
Value: Value of gain on subscriber lines, in the range of -14.0 to +13.9 dB (keeps
one digit after the decimal point), and defaults to 0.
Description Use the
default subscriber-line command to configure the default receiving or
transmitting gain on subscriber lines.
Use the
undo default subscriber-line command to restore the default value.
You can use this command to increase the power of voice signal on the subscriber
lines if the signal is too weak.
Related command: transmit gain
Example # Configure a receiving gain of 9.0 dB on all subscriber lines
<Sysname> system-view
[Sysname] voice-setup
[Sysname-voice] default subscriber-line receive gain 9.0
delay hold
Syntax delay hold milliseconds
undo delay hold
View E&M voice subscriber line view
Parameter hold milliseconds: Specifies delay signal duration (in milliseconds) in the delay start
mode. The value ranges from 100 to 5,000.
Description Use the
delay command to configure time parameters related to the delay start
mode.
Use the
delay hold command to configure the delay signal duration in the delay
start mode.
Use the
undo delay hold command to restore the default.