Panasonic KX-T336 System Reference Manual page 1007

If the following types are selected for "Incoming/Outgoing," the items below cannot be as-
signed:
Incoming/Outgoing
Incoming Only
Outgoing Only
If the following types are selected for "Incoming Mode (Day)," the item below cannot
be assigned:
Incoming Mode (Day)
ATT
DIL 1:1
DISA
TAFAS 1
TAFAS 2
If "System-Operation" External Paging 1, 2 is set to"No," "TAFAS 1/TAFAS 2"
cannot be assigned to "Incoming Mode (Day)."
When pressing the NEXT key, this screen changes as follows:
Trunk
Group
No. 01 (1/2) No. 01 (2/2)
Pressing the PREV key changes the screen in reverse order.
Items Impossible to Assign
Toll Restriction Level
Toll Restriction Table
Dialing Plan
PBX Access Code (No Restriction), (Restriction)
Incoming Mode (Day), (Night)
Destination (DIL 1:N Only)
Items Impossible to Assign
Destination (DIL 1:N Only)
Type and Number
Trunk Trunk
Group Group
No. 02 (1/2)
9-E-8
(70695)
Trunk
Group
- - - - - -
No. 16 (2/2)