Alcatel-Lucent 7750 Configuration Manual page 212

Interfaces
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A:ALA-A>config>port>sonet-sdh#
In order to set the channelized mode on a port, the DS3 parameter must be in a shut down state.
Clear channel uses out-of-band signaling, not in-band signaling, so the channel's entire bit rate is
available. Channelized ports use in-band signalling and must be explicitly enabled.
A:ALA-A>config>port# tdm
A:ALA-A>config>port>tdm# ds3 1.1
A:ALA-A>config>port>tdm>ds3# shutdown
A:ALA-A>config>port>tdm>ds3# channelized ds1
A:ALA-A>config>port>tdm>ds3# no shutdown
A:ALA-A>config>port>tdm>ds3# exit
The following displays the output:
A:ALA-A>config>port# info
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A:ALA-A>config>port#
Page 212
exit
sonet-sdh
path sts12
no shutdown
exit
path sts3-1
no shutdown
exit
path sts1-1.1
no shutdown
exit
exit
tdm
ds3 ds3-1.1
channelized
no shutdown
exit
exit
no shutdown
7750 SR Interface Configuration Guide