16
IM 04L4B0-8E
Specifications
The following table shows the basic
specifications of the EtherNet/IP server function of
the DX.
Specifications
Description
Implementation
level
Level 2 (Message I/O Server)
Maximum
number of
connections
20 connections (0 sessions)
**2
Ports used
4488/tcp, 4488/udp, 2222/udp
*
Supported
protocols
EIP/PCCC, EIP/native
*4
Messaging
Explicit (UCMM, Class 3) + I/O (Class 1)
Object
Assembly, PCCC, Data Table
*5
Authentication
File No. 10591 (Sep 4, 2007)
*
A "session," a framework of connection management in the encapsulation protocol layer
of EtherNet/IP, provides similar functions as a TCP connection to carry out message
communications.
*2
Although multiple connections can be made in one session, the total number of connections
cannot exceed the maximum number of connections.
*
44818/tcp is used mainly for Explicit messages, 2222/udp for I/O messages, and 44818/udp
for communications of response to RSWho of RSLinx.
*4
CSP/PCCC (Allen Bradley Ethernet) is not supported.
*5 The description of common object is omitted.
