Discontinued Products

DNP3

Specification Rating
Reactive Tag Mode Max 30 mapping items
Scheduled Tag mode Max 30 mapping items
Application Functions Supported Read
Write
Select/Operate
Direct-Operate
Direct-Operate-No-Response
Confirm (only in Reactive Mode)
Immediate Freeze (only in Reactive Mode)
Immediate Freeze No Response (only in Reactive Mode)
Immediate Freeze and Clear (only in Reactive Mode)
Immediate Freeze and Clear No Response (only in Reactive Mode)
Cold Restart (only in Reactive Mode)
Enable / Disable Unsolicited Messages (only in Reactive Mode)
Delay Measure (only in Reactive Mode)
Record Current Time (only in Reactive Mode)
Unsolicited Response (only in Reactive Mode)
Authentication Request Authentication Response
Maximum DNP3 objects per request 30
Maximum DNP3 request size per mapped item in Reactive Tag Mode 1000 bytes
Maximum DNP3 request size per mapped item inScheduled Tag Mode 230 bytes
Maximum Logix Controller support 3
Unsolicited Response support Yes
Unsolicited Response support Yes
Maximum event buffer per DNP3 group 100,000 (total of 900,000)
Number of Commands per Request 1
Event Read Interval 10ms

 

DNP3 Secure Authentication

Specification Rating
Key Change Method Supported Pre-shared
MAC Algorithms Supported

HMAC SHA-1 encryption (4 octets – serial) – for legacy support

HMAC SHA-1 encryption (8 octets – serial)

HMAC SHA-1 encryption (10 octets – networked)

HMAC SHA-256 encryption (8 octets – serial)

HMAC SHA-256 encryption (16 octets – networked)

AES-GMAC (12 octets)

Key Wrap Algorithms Supported

AES-128 Key Wrap

AES-256 Key Wrap

Aggressive Mode Supported Yes