Use this screen to configure the ISDN-PRI E1 protocol for the card.
Field descriptions
Field |
Description |
Frame Type |
The frame format. Values: CEPT. |
Line Code |
The replacement for strings of consecutive zeros in data transmission using pulse code modulation (PCM). Values: HDB3. |
Idle Code |
The code used in digital communications that represents an absence of data. Values: 11111111, 01010100, 01010101. |
Clock Trunk |
The trunk that the board uses for its internal clock reference. Values: 1, 2 (for dual port cards); 1, 2, 3, 4 (for quad port cards). |
Clock Source |
The origin of the board's clock reference. Values: NETWORK, OSCILLATOR. NETWORK refers to the clock extracted from the trunk, OSCILLATOR refers to the board's oscillator. |
Clock Mode |
The control of the board's clock. Values: STANDALONE. The board controls its own clock. |
Clock Fallback Trunk |
The trunk that the system uses to set its internal clock if the timing source on the Clock Trunk stops working. Values: 1, 2 (for dual port cards); 1, 2, 3, 4 (for quad port cards). |
Fax Enabled? |
The availability of fax with the protocol. Values: yes, no. |
Wait time before answer |
The number of milliseconds that the system waits to answer an incoming call. Values: 0-14. |
Expected number of DNIS digits |
The number of DNIS digits that the system expects. Values: 0-30. |
ISDN Type |
The supplier of the ISDN service. Values: ETSI. |
D Channel on Trunk 1 |
The availability of a data channel on Trunk 1. Values: yes. |
D Channel on Trunk 2 |
The availability of a data channel on Trunk 2. Values: yes. |
D Channel on Trunk 3 |
The availability of a data channel on Trunk 3 (quad port cards only). Values: yes, no. |
D Channel on Trunk 4 |
The availability of a data channel on Trunk 4 (quad port cards only). Values: yes, no. |
Button descriptions
Button |
Description |
Submit |
Assigns the card to the protocol and prompts the user to stop and restart the voice system |
Reset |
Sets fields to their default values |
Cancel |
Displays the Assign Card screen |
Administration procedures