Cisco ATA188-I2-A Administration Guide - Page 115
Polarity, Examples, Value Type, Default, Voice Configuration Menu Access Code, Description
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Chapter 5 Parameters and Defaults Telephone Configuration Parameters Polarity • Bit 16-If this bit is enabled (it is enabled by default), send special character P (private) to CID device if telephone number is restricted. • Bits 17-27 are reserved. Examples The following examples are recommended values for the CallerID Method parameter: • USA = 0x00019e60 • Sweden = 0x006aff79 or 0x006aff61 • Denmark = 0x0000fde1 or 0x033efde1 • Germany = 0x00019e62 • Austria = 0x00019e66 Value Type Bitmap Default 0x00019e60 Voice Configuration Menu Access Code 316 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: • 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 OL-4804-01 Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide for H.323 (version 3.0) 5-39