| Article ID: ART176524 |
| |
Date published: 02/19/2020 |
| |
Date last updated: 02/19/2020 |
Description
If your DR-G21xx series scanner stops responding over the network, it may be that your system is blocking one of the required network ports. See the table below for a list of the network ports that your DR-G21xx series scanner uses.
Solution
| Protocol |
Port |
In/Out |
Purpose |
| DHCP (client) |
68 |
Out |
GET |
| HTTP (Web API) |
80 |
In |
Device API call |
| HTTPS (Web API) |
443 |
In |
Device API call |
| mDNS |
5353 |
In |
GET |
