Panasonic KX-TDA30 Features Manual page 261

2.8.8 [2-6-1] Numbering Plan—Main—Features—ISDN-FWD (MSN) Set / Cancel / Confirm
2.8.11 [2-7-1] Class of Service—COS Settings—CO & SMDR—CF (MSN)
PT Programming Manual
None
Feature Guide References
1.3.1.1 Call Forwarding (FWD)/Do Not Disturb (DND)—SUMMARY
1.3.1.2 Call Forwarding (FWD)
User Manual References
1.6.1 Forwarding Calls
1.21 Integrated Services Digital Network (ISDN) Service Features
Feature Guide 261