This Cisco High-Density Extension Module for voice and fax has 8 FXS and DID ports. Individual ports on the baseboard module can be configured for FXS or DID signaling. An on-premises FXS interface connects directly to a standard telephone, fax machine, or similar device and supplies ring, voltage, and dial tone. Signaling support available in FXS mode includes loop-start and ground-start. DID trunks from the central office can be connected to this Cisco High-Density Extension Module baseboard for off-premises connections. Signaling support available in DID mode includes immediate, delay dial, and wink start. Users plug in up to two expansion modules in any combination to increase the voice and fax capacity of this Cisco High-Density Extension Module baseboard.
Technical Information
Application/Usage:
Data Networking
Interfaces/Ports
Total Number of Ports:
9
Connector Type:
RJ-21
Interfaces/Ports Details:
8 x FXS/DID
Interfaces/Ports Details:
1 x RJ-21
Miscellaneous
Additional Information:
Spare Product
Voice and fax over IP
Voice and fax over Frame Relay
VoATM
Caller-ID support
Voice and fax over same port
Works with existing phones, faxes, PBXs, and key systems
Compatibility:
Hardware Compatibility:
Cisco 2821 Router
Cisco 2851 Router
Cisco 3825 Router
Cisco 3845 Router
WARNING:
This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information, go to www.P65Warnings.ca.gov.
This item ships directly from the manufacturer and is not stocked in our warehouse. If stock is available at the manufacturer, the item will ship directly to you, usually within 7 - 15 business days.
Once the order has been sent to the manufacturer it can no longer be canceled.
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You must contact the manufacturer directly regarding returns and defective items.
We will contact you by email if the item is sold out or backordered (and we were unable to update the site before you placed the order) or if the item will be delayed longer than expected.
We have no control over the speed of the manufacturer's order processing, or whether they will honor your request to ship the item by any particular method.