The PortMaster 2ER is a modular chassis which comes standard with 10 async
ports and a sync T1/E1 routing port. The product has 2 additional expansion
slots which can be outfitted with either 10-port async modules or 5-port
ISDN BRI modules (2 64K B channels per BRI). Fully configured, the PM-2ER
will support 30 simultaneous dial-up connections.
The PortMaster 2R is a fixed configuration chassis with 10 async ports and a
sync T1/E1 routing port.
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>What is the difference between the two?
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-- Eric Launder ISDN Product Manager Livingston Enterpriseseric@livingston.com 510-485-6790