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1.4.3 Port Number List
Function From/To Port Number
Protocol
Number
Admin Tool Connection Admin Tool Scanner 80 (HTTP) (*1) 6 (TCP)
443 (HTTPS) (*1) 6 (TCP)
Central Admin Server
Connection
Central Admin Server
Scanner
80 (HTTP) (*1) 6 (TCP)
443 (HTTPS) (*1) 6 (TCP)
Scanner
Central Admin Server
20444 (HTTP/HTTPS) (*1) 6 (TCP)
DHCP Server Scanner DHCP server 67 (DHCP) 17 (UDP)
DNS Server Scanner DNS server 53 (DNS) 17 (UDP)
WINS Server Scanner WINS server 1512 (WINS) 17 (UDP)
Synchronization Scanner SNTP server 123 (SNTP) 17 (UDP)
Proxy Server Scanner Proxy server Free 6 (TCP)
Authentication/e-Mail
Address Search
Scanner LDAP server 389 (LDAP) (*1) 6 (TCP)
636 (LDAPS) (*1) 6 (TCP)
3268 (Active Directory Global
Catalog) (*1)
6 (TCP)
3269 (Active Directory Global
Catalog over SSL) (*1)
6 (TCP)
Sending e-Mail Scanner SMTP server 25 (SMTP) (*1) 6 (TCP)
Sending Fax Scanner SMTP server 25 (SMTP) (*1) 6 (TCP)
Print Scanner Print server 137,138,139,445 (SMB) 6 (TCP)
17 (UDP)
SharePoint Server Scanner SharePoint
server
80 (HTTP) (*1) 6 (TCP)
443 (HTTPS) (*1) 6 (TCP)
FTP Server Scanner FTP server 20,21 (FTP) (*1) 6 (TCP)
FTPS Server Scanner FTPS server 989,990 (FTPS) (*1) 6 (TCP)
Saving to a Folder Scanner File server 137,138,139,445 (SMB) 6 (TCP)
17 (UDP)
Ping Scanner
Another computer or
server
— 1 (ICMP)
(*1): Changing the Port Number is possible