Cisco SPA2102-EU Administration Guide - Page 185
PSTN Disconnect Detection SPA8800), PSTN Dial Digit Len
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ATA Voice Field Reference Line page B PSTN Dialing Delay Delay after hook before the SPA dials a PSTN number. The range is 0-255. The default is 1. PSTN Dial Digit Len Determines the on/off time when transmitting digits through the FXO port. The syntax is on-time/off-time, where on-time and off-time are expressed in seconds with up to two decimal places, within the permitted range, which is from .05 to 3.00. PSTN Hook Flash Len The default is .1/.1. If this value is blank, the default is used. The length of the hook flash in seconds. During a PSTN-toVoIP gateway call, the ATA device processes the out-ofband hook flash signal sent from the VoIP peer through a hook-flash (momentary on-hook signal) on the FXO port. This allows the VoIP peer to initiate a three-way conference call and subsequent call transfer. The duration of the on-hook signal can be configured using this parameter. The default is 0.25. The permitted range is limited to 0.02 to 1.6 seconds. PSTN Dial Digit Len Specify the on/off time when the Gateway transmits digits through the Line (FXO) port. The syntax is on-time/off-time, expressed in seconds with up to two decimal places. The permitted range is 0.05 to 3.00. The default is .1/.1. PSTN Hook Flash Default is .25. Len Voice tab > Line page > PSTN Disconnect Detection section (SPA8800) On the SPA8800, these settings are configured on the Phone pages only. Detect CPC CPC is a brief removal of tip-and-ring voltage. If enabled, the SPA will disconnect both call legs when this signal is detected during a gateway call. The default is yes. Cisco Small Business ATA Administration Guide 185