[Docsis] Problems Related to DS Scanning and Locking

[Docsis] Problems Related to DS Scanning and Locking

1. CM is not connected to network

2. Weak carrier signal (too much noise)

3. Incorrect downstream center frequency.

4. Incorrect frequency specified in the DOCSIS configuration file

5. Incorrect frequency specified in the CM's runall command

6. Incorrect annex setting in the CM's production settings

7. CMTS did not configured a primary or legacy DS correctly