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CHAPTER 3 NDA-24300
Page 188
Issue 1
SYSTEM MESSAGES
➄
Tenant No. of calling station (Hex.)
➅
OPTN data
Note:
This data displays when the Tenant No. of the calling station is larger than 15, and bit7 of
➄
displays
as “1” (otherwise, “0” displays at any time). While the four-bit data of
➄
is self-sufficient in verifying
the Tenant No. “1-15,” this OPTN data provides a supportive role to cover the larger Tenant No.
ranging from 16 to 255. Use the following method to analyze the data:
➆
OG route number (Hex.)
b7 b6 b2 b1 b0
b7 b3 b2 b1 b0
Tenant No. of Calling Station (1-15) =0000 Tenant No.
OPTN data (0: fixed) bit 0 - bit 3 of
➄
Tenant No. of Calling Station (16-255) = OPTN data Tenant No.
OPTN data (variable) bit 0 - bit 3 of
➄
b7 b6 b5 b4 b3 b2 b1 b0
b7: OP data (0/1)
When OPTN data of
➅
is valid, “1” displays.
b0-b3: Tenant No. of calling station
• bit7=0 Tenant No.<16 Refer to the OPTN
• bit7=1 15<Tenant No.
<
255 data of
➅
=
b0-b3: OPTN data Note
b7: AC data
0/1=Internal trunk/External trunk
b6: OP data (0/1)
When OPRT data of
➇
is valid, “1” displays,
b0-b5: OG route number
• bit 6=0 Route No.<64 Refer to the OPTN
• bit 6=1 63<Route No. data of
➇