User's Manual

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 IPX-21BR Module (by project order)
The IPX-21BR module provides 4 BRI interfaces which can be configured to work in NT or TE mode. It can be
installed on IPX-2200 and IPX-2500 but not IPX-2100. Regarding the IPX-2200 and IPX-2500, only one 4BRI module
can be installed. And if it’s going to be installed with other modules (IPX-21FO, IPX-21FS, IPX-21GS, IPX-21MA
modules), it should be installed in Slot 2. The IPX-21BR cannot be installed with E1 module like the IPX-2200 or
IPX-2500.
 IPX-21PR Module (by project order)
The E1/T1 module provided a RJ48 interface which could be configured to work in E1 (PRI-NET, PRI-CPE, R2, SS7
signaling) and T1 mode. You can install 2 E1/T1 modules on both IPX-2200 and IPX-2500. If it’s going to be installed
with other modules (IPX-21FO, IPX-21FS, IPX-21GS and IPX-21MA), it should be installed on Slot 2. And the E1/T1
module cannot be installed with BRI module like the IPX-2200 or IPX-2500.