Polarity - Cisco ATA186-I1 Administrator's Manual

Chapter 5 Parameters and Defaults
Value Type
Bitmap
Default
0x00019e60
Voice Configuration Menu Access Code
316

Polarity

Description
You can control line polarity of the Cisco ATA FXS ports when a call is connected or disconnected by
configuring the Polarity bitmap parameter as follows:
•
•
•
•
Bits 4-31 are reserved.
Note
Value Type
Bitmap
Default
0x00000000
Voice Configuration Menu Access Code
304
OL-4652-01
Bit 0: CALLER_CONNECT_POLARITY. Polarity to use when the Cisco ATA is the caller and the
call is connected.
0 =Use forward polarity (Default)
–
1 =Use reverse polarity
–
Bit 1: CALLER_DISCONNECT_POLARITY. Polarity to use when the Cisco ATA is the caller and
the call is disconnected.
0 =Use forward polarity (Default)
–
1 =Use reverse polarity
–
Bit 2: CALLEE_CONNECT_POLARITY. Polarity to use when the Cisco ATA is the callee and the
call is connected.
0 =Use forward polarity (Default)
–
1 =Use reverse polarity
–
Bit 3: CALLEE_DISCONNECT_POLARITY. Polarity to use when the Cisco ATA is the callee and
the call is disconnected.
0 =Use forward polarity (Default)
–
1 =Use reverse polarity
–
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide for SCCP (version 3.0)
Operational Parameters
5-19