Key Features of the T1/E1 Mini-Physical Interface Module
The T1/E1 Mini-Physical Interface Module (Mini-PIM) provides the following key features:
- Channel service unit/data service unit (CSU/DSU) to eliminate the need for a separate external device
- 56-Kbps and 64-Kbps operating modes
- Independent internal and external clocking option
- Alarm reporting with a 24-hour history maintained
- Loopback, BERT, FDL (T1 only), and Long Buildout (T1 only) diagnostics
- Multilink Frame Relay and Multilink PPP support

