Instruction Manual

2-1
IM 04L31A01-17E
Ethernet Interface
2
2.1 Ethernet Interface Specifications
Basic Specifications
Electrical and mechanical specifications Conforms to IEEE 802.3
(Ethernet frames are of DIX specification)
Transmission media 10BASE-T
Protocol TCP, IP, UDP, ICMP, ARP, SMTP, HTTP1.0, and FTP
Maximum Number of Simultaneous Connections/Number of Simultaneous Users
The following table shows the maximum number of simultaneous connections, the
number of simultaneous users, and the port numbers of the CX.
Function Maximum Number of Number of Simultaneous Port Number
*1
Simultaneous Connections Users
ADMINISTRATOR USER
Configuration/measurement 3 1 2
*2
34260/tcp
server
Maintenance/test Server 1 1 1
*2
34261/tcp
FTP server 2 2 2
*2
21/tcp
Instrument Information Server – – – 34264/udp
*1
The port numbers are fixed.
*2
Operators have restrictions on the use of functions. For details, see section “Registering Users”
in section 2.7.
Chapter 2 Ethernet Interface