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Avaya Definity TN2401 Net/Pkt Interface (R9si or later).
- In R9si systems, the TN2401 Net/Pkt interface replaces the TN794
- Provides the functionality of the TN777B network control interface (NETCON), the TN778 packet interface (PACCON, and, if BX.25 connectivity is not required, the TN765 Processor interface (PI)
- Inserts into control carrier slot that was used by NETCON TN777B
- Required for the si model to save translations to the new 5-volt ATA flash memory card
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