Panasonic kx-ns500 Pc Programming Manual page 339

ISDN Extension—T320
Specifies the maximum time that the PBX waits for packet protocol.
Value Range
0–3000 ´ 100 ms
ISDN Extension—T322
Specifies the maximum time that the PBX waits for a reply after sending the Status enquiry message.
Value Range
0–600 ´ 100 ms
ISDN Extension—T3D3
Specifies the length of time that the PBX tries to establish L2 in "Permanent" mode.
Value Range
0–3000 ´ 100 ms
ISDN Extension—T3D9
Specifies the length of time that the PBX tries to disconnect L2 in "Call by Call" mode.
Value Range
0–3000 ´ 100 ms
9.25 PBX Configuration—[1-1] Configuration—Slot—Card Property - BRI type/PRI type
PC Programming Manual 339