R0106-HP MSR Router Series Voice Command Reference(V7)

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Predefined user roles
network-admin
Usage guidelines
This command takes effect only after the echo-canceler enable command is configured.
The undo nlp-on command is supported only on router models installed with cards SIC-2FXS1FXO,
HMIM-8FXS8FXO, DSIC-4FXS1FXO, or HMIM-16FXS.
Examples
# Disable the EC nonlinear processing function on FXO interface 2/2/1.
<Sysname> system-view
[Sysname] subscriber-line 2/2/1
[Sysname-subscriber-line 2/2/1] undo nlp-on
Related commands
echo-canceler enable
open-trunk
Use open-trunk to enable E&M non-signaling mode.
Use undo open-trunk to disable E&M non-signaling mode.
Syntax
open-trunk { caller [ monitor interval ] | called }
undo open-trunk
Default
The E&M non-signaling mode is disabled.
Views
E&M interface view
Predefined user roles
network-admin
Parameters
caller: Enables E&M non-signaling mode on the originating device.
monitor interval: Sets the monitoring time in the range of 60 to 600 seconds. If the terminating side does
not go off-hook within the specified time, the originating side reinitiates a call to the terminating side. The
monitoring timer starts immediately after this option is configured.
called: Enables E&M non-signaling mode on the terminating device.
Usage guidelines
You must configure the signal immediate command on the originating and terminating devices before
configuring this command.
Configure the open-trunk caller [ monitor interval ] command on the originating device, and configure
the open-trunk called command on the terminating device.