Configuring cable type
The configuration of the cable between a voice router and its peer device affects only voice transmission and has no impact on signaling. Improper configuration can reduce the two-way communication to a one-way voice communication.
To configure the cable type for the analog E&M trunk:
Step | Command | Remarks… |
---|---|---|
1. Enter system view. | system-view | N/A |
2. Enter voice subscriber line view. | subscriber-line line-number | N/A |
3. Configure the cable type for the E&M voice subscriber line. | em-phy-parm { 2-wire | 4-wire } | The default is 4-wire. |