ISDN-PLK demand test descriptions and error codes

Last Updated : Sep 29, 2023 |

The command to test the ISDN-PLK MO is test port location where location is the port board location and either 24 for 24-channel interfaces or 16 for 32-channel interfaces. For example, test port is 8E0524.

Order of investigation

Short test sequence

Long test sequence

D or ND

Signaling Link Board Check 643

X

X

ND