Sender
(Client)
Use
Destination
(Server)
Protocol
Port
Number
Scanner
File sending (When scan to network
folder is used from the Scanner)
FTP server
FTP (TCP)
20
21
File server
SMB (TCP)
445
NetBIOS (UDP)
137
138
NetBIOS (TCP)
139
Email sending (When scan to mail is
used from the scanner)
SMTP server
SMTP (TCP)
25
SMTP SSL/TLS (TCP)
465
SMTP STARTTLS (TCP)
587
POP before SMTP connection (When
scan to mail is used from the scanner)
POP server
POP3 (TCP)
110
When Epson Connect is used
Epson Connect
Server
HTTPS
443
XMPP
5222
Collecting user information (Use the
contacts from the scanner)
LDAP server
LDAP (TCP)
389
LDAP SSL/TLS (TCP)
636
LDAP STARTTLS (TCP)
389
User authentication when collecting
user information (When using the
contacts from the scanner)
User authentication when using the
scan to network folder (SMB) from the
scanner
KDC server
Kerberos
88
Control WSD
Client computer
WSD (TCP)
5357
Search the computer when push
scanning from Epson ScanSmart
Client computer
Network Push Scan
Discovery
2968
Client
computer
Discover the scanner from an
application such as EpsonNet Config
and scanner driver.
Scanner
ENPC (UDP)
3289
Collect and set up the MIB information
from an application such as EpsonNet
Config and scanner driver.
Scanner
SNMP (UDP)
161
Searching WSD scanner
Scanner
WS-Discovery (UDP)
3702
Forwarding the scan data from Epson
ScanSmart
Scanner
Network Scan (TCP)
1865
Collecting the job information when
push scanning from Epson ScanSmart
Scanner
Network Push Scan
2968
>
234