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# path ds1|e1 channel-group description

#### Syntax

path pathChannel { ds1 | e1 } tributaryIdentifier
channel-group channelGroupNumber description name

no path pathChannel { ds1 | e1 } tributaryIdentifier
channel-group channelGroupNumber description

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Assigns a text description or an alias to a DS1 (T1) or an E1 channel group for channelized SONET and SDH interfaces. Use the show controllers sonet command to display the text description. The no version removes the description or alias.

#### Options

- pathChannel—Number, in the range 1–2147483648, that identifies the path
- tributaryIdentifier—Specifier for the tributary in the format
  pathChannel { ds1 | e1 } pathPayload/tributaryGroup/tributaryNumber
  - pathPayload—Payload number for the path; value is 1 for SONET and in the range 1–3 for SDH
  - tributaryGroup—Number, in the range 1–7, that identifies the group within the path
  - tributaryNumber—Number of the tributary within the tributary group; the value is in the range 1–4 if the tributary type is vt15 or tu11 and in the range 1–3 if the tributary type is tu12
- channelGroupNumber—Either a fractional T1 interface in the range 1–24 or a fractional E1 interface in the range 1–31
- name—Text string or alias of up to 80 characters for the DS1 or E1 channel group for channelized SONET and SDH interfaces

#### Mode

Controller Configuration

#### Published: 2010-10-19

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