Available in single and dual versions the IP400 Office PRI Internal Line Cards provide single and dual primary rate trunk interfaces respectively. The PRI is available as either T1, or E1 depending on the market. The dual version is only supported on the IP412.


The T1 PRI 48 Expansion Kit is an interface card for the IP403, IP406 and IP412, providing one x T1/PRI port. It is nessesary to order one ISDN Cable (700213440) for each of these kits.

The T1 PRI 48 Expansion Kit is an interface card for the IP412 providing 2 x T1/PRI port. It is necessary to order one ISDN Cable (700213440) for each of these kits.

The Analog 4 Expansion Kit LS is an interface card for the IP403, IP406 and IP412. The IP400 Analog 4 provides 4 X Loop start analog trunks. It is necessary to order four ISDN Cables (70021334) for each of these kits.

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