Port Number | Protocol | Network Service | Source | Destination | Intended use |
53 | UDP | DNS | This software | DNS server | Device discovery |
80 | TCP | HTTP | This software | Device | Displaying the Remote UI |
80 | TCP | HTTP | Client computer | Device | Displaying the Remote UI |
137 | UDP | NetBIOS Name Resolution | This software | DNS server | Device discovery |
161 | UDP | SNMP | This software | Device | Device discovery Retrieving device ability information Retrieving device configuration information Retrieving MIB counter information Retrieving marker (toner/ink) information |
443 *1 | TCP | HTTPS | Client computer | This software | Accessing this software from a Web browser (encrypted communication) |
443 | TCP | HTTPS | This software | Device | Displaying the Remote UI (encrypted communication) |
443 | TCP | HTTPS | Client computer | Device | Displaying the Remote UI (encrypted communication) |
5355 | LLMNR | DNS (equivalent to mDNS) | This software | External computer | Device discovery |
8000 | TCP | HTTP | Client computer | Device | Displaying the Remote UI |
8080 | TCP | HTTP | Client computer | Device | Displaying the Remote UI |
8443 | TCP | HTTPS | Client computer | Device | Displaying the Remote UI (encrypted communication) |
9007 | TCP | Canon Original | This software | Device | Retrieving log information (Alarm log/service call log/jam log/environment log/condition log) |
11427 | UDP | Canon Original | Device | This software | Power state notification |
18443 | TCP | HTTPS | Client computer | Device | Displaying the Remote UI (encrypted communication) |
47545 *1 | UDP | Canon Original | Device | This software | Status changes event notification Log write event notification |
47545 | UDP | Canon Original | This software | Device | Retrieving counter information (Service mode counters, all resource counters, department counters, mode counters, and part counters) Retrieving device ability information Retrieving serial number/extended serial information, marker (toner/ink) information, firmware information, and toner bottle IDs Notification for returning the device from the sleep mode |
Automatically assigned *2 | TCP | Canon Original | Device | This software | Responding to requests using the Canon original protocol/TCP |
Automatically assigned *2 | UDP | Canon Original | Device | This software | Responding to requests using the Canon original protocol/UDP |
Automatically assigned *2 | UDP | SNMP | Device | This software | Responding to requests using the SNMP/UDP |
*1 | The default value. Can be changed when installing this software. Can also be changed in the configuration file of this software. |
*2 | Uses an empty port. The port number cannot be fixed. |
Port Number | Protocol | Network Service | Source | Destination | Intended use |
80 | TCP | HTTP | This software | Update server | Retrieving update files when performing an automatic update |
443 | TCP | HTTPS | This software | Remote Monitoring Server | Sending various data |
443 | TCP | HTTPS | This software | Microsoft Entra ID endpoint Microsoft Graph API endpoint | E-mail notification via Graph API (Exchange Online) |
User-specified number | TCP | SMTP | This software | Mail server | E-mail notification via user-specified mail server (when using the e-mail notification function) The port number can be changed in the mail server. If you change the port number in the mail server, also change the port number registered in this software. For details, see the following. |
User-specified number | TCP | SMTPS STARTTLS | This software | Mail server | E-mail notification via user-specified mail server (when using the e-mail notification function) (encrypted communication) The port number can be changed in the mail server. If you change the port number in the mail server, also change the port number registered in this software. For details, see the following. When port number 465 is specified, SMTPS is used. When a port number other than 465 is specified, STARTTLS is used. |
Port Number | Protocol | Network Service | Source | Destination | Intended use |
80 | TCP | HTTP | This software | Device | Checking whether the device has the Cloud Connection Agent function Retrieving/distributing service mode setting values |
161 | UDP | SNMP | This software | Device | Instructing the device to restart when service mode settings have been distributed to a device |
427 | UDP | Canon Original (SLP) | This software | Device | Retrieving information on device capabilities |
443 | TCP | HTTPS | This software | Device | Checking whether the device has the Cloud Connection Agent function Communication between this software and the Access Token Provider Retrieving/distributing service mode setting values |
3128 | TCP | HTTPS | Device | This software | Port number used by a proxy server The port number can be changed. For details, see the following. |
8000 | TCP | HTTP | This software | Device | Checking whether the device has the Cloud Connection Agent function Communication between this software and the Access Token Provider Retrieving/distributing service mode setting values |
8443 | TCP | HTTPS | This software | Device | Checking whether the device has the Cloud Connection Agent function Communication between this software and the Access Token Provider Retrieving/distributing service mode setting values |
18080 | TCP | HTTP | This software | Device | Checking whether the device has the Cloud Connection Agent function |
18443 | TCP | HTTPS | This software | Device | Checking whether the device has the Cloud Connection Agent function Retrieving/distributing service mode setting values |
Port Number | Protocol | Network Service | Source | Destination | Intended use |
User-specified number | TCP | SMTP | This software | Mail server | Sending an email The port number can be changed in the mail server. If you change the port number in the mail server, also change the port number registered in this software. For details, see the following. |
User-specified number | TCP | SMTPS STARTTLS | This software | Mail server | Sending an email (encrypted communication) The port number can be changed in the mail server. If you change the port number in the mail server, also change the port number registered in this software. For details, see the following. When port number 465 is specified, SMTPS is used. When a port number other than 465 is specified, STARTTLS is used. |
NOTE |
For information on changing the port numbers with a configuration file, see the following. |