Lucent Technologies DEFINITY ProLogix Solutions Overview page 45

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Table 1. Differences between the 6400 Series Telephones and 8400 Series Telephones
Feature
Dual-Purpose NEXT
button
Auxiliary Jack
Tip/Ring Interface
2 and 4 wire
RS-232 CTI Interface
AD Labeling
Active Dialing
Context-Sensitive Help
Automatic Timer
DEFINITY ProLogix Solutions Release 2 Overview 555-235-100
6400 Series
Telephones
Yes
6416D+M and
6424D+M only
Yes
2-wire only
No
Yes
Yes
Yes
Yes
Requirements
The 8400 Series telephones are compatible with all 2-wire and 4-wire DCP circuit
packs.
Telephones for the Global Marketplace
8400 Series
Telephones
No
Yes
Yes (8411)
Yes
Yes (8411)
Yes
Yes
Yes
No
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Issue 2 June 1999 2-13