User's Manual

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T1 PRI Signaling
To configure PLANET E1 telephony module to work in T1 mode, please choose T1 in the Mode dropdown list. And
then configure T1 related parameters given by the telephony provider.
T1 runs on same signaling types as E1 mode. And T1 uses different Framing and Coding methods, configure these
parameters according to the details provided by the telephony provider. In most cases CRC4 is not needed for T1
circuit, enable it only when the provider requires it.
After configurations been done, save and reboot the IPPBX system. In the meantime you attach the T1 line to the
T1 interface. After rebooting you should get LED indication with L1 red, L2 red, L3 off, L4 green to indication PRI
CPE signaling. For more details of the LED indications please check IPX-2200 and IPX-2500 chapter in the LED
Indication section.
MFC/R2 Signaling
In the E1 settings section and Signaling field by selecting R2 you are able to configure E1 R2 signaling.
In Signaling field select R2, Framing and Coding should use default value. Below in the R2 Signaling Settings
section set the R2 parameters.