Installation Guide

Table Of Contents
Ports and Protocols
Fixed Network inbound traffic
Source
address
Source
port
Destination
address
Destination
port
Protocol Required
for
operation
Purpose
Collectors
(any*)
Any Fixed Network
web server
443 HTTPS Yes CCU
communications to
web server’s
external address.
Collectors
(any*)
Any NTP server 123 UDP Yes CCU time sync to
internal or internet
time server.
(External NTP
servers can also be
used).
Fixed Network web server outbound traffic
Source
address
Source
port
Destination
address
Destinatio
n port
Protocol Required
for
operation
Purpose
Fixed
Network
web
server
Any cdp1.itron.co
m
80 HTTP Yes Itron Product Root Certificate
Revocation List:
http://cdp1.itron.com/CertEnroll
/Itron Product Root.crl.
Fixed
Network
web
server
Any Utility CDP 80 HTTP Yes Certificate Revocation List.
Usually published from Fixed
Network database server;
however, varies per install.
Fixed
Network
web
server
Any CCUs (any) 4443** HTTPS Optional Collector commands and
diagnostic portal.
Fixed
Network
web
server
Any CCUs (any) 22 SSH Optional Itron collector diagnostics
(CCU100 only).
Fixed
Network
web
server
Any ftp2.itron.com 21 FTP Recommen
d ed
Itron Support Services.
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements
12 February 2021 815-0491-00 Itron, Inc. Page 81 of 133