Panasonic KX-NCP500 Features Manual page 456

2.3.7 Floating Extension
→ Remote—Analogue Remote (Modem) Floating Extension Number
→ Remote—ISDN Remote Floating Extension Number
PT Programming Manual References
[623] Incoming Call Distribution Group Name
[660] VM Group Floating Extension Number
[700] External Pager Floating Extension Number
[730] Outgoing Message (OGM) Floating Extension Number
[731] Outgoing Message (OGM) Name
[811] Modem Floating Extension Number
[812] ISDN Remote Floating Extension Number
Feature Guide References
1.24.1 Voice Mail (VM) Group
2.3.1 PC Programming
456 Feature Guide