1.Device that only integrates P2P function
In order to use UDP hole punching technology to achieve remote access, the firewall exit of the device needs to allow the following ports：
● UDP ports: 0-65535; TCP ports: 9116, 9118, 12366, 12367
● The servers use dynamic IP addresses, their Domain names and functions are:
| Domain name | Function |
| www.easy4ipcloud.com | Device login and registration |
| www.easy4ip.com |
2.Device that supports P2P and Cloud Bussiness
In order to use UDP hole punching technology to achieve remote access and normal operation of video surveillance services, the firewall exit of the device needs to allow the following ports:
● UDP ports: 0-65535; TCP ports: 443, 9112, 9113, 9116, 9118, 10000, 12367, 15100, 15101, 15301, 15600, 15900, 16759
● The servers use dynamic IP addresses, their Domain names and functions are:
| Domain name | Function |
| www.easy4ipcloud.com | Device login and registration |
| www.easy4ip.com | |
| dms.easy4ipcloud.com | |
| paas-dms-edge-fk.easy4ipcloud.com | |
| smartdeviceproxy-edge-fk.easy4ipcloud.com | |
| devaccess.easyipcloud.com | |
| dus.easy4ipcloud.com | Device firmware cloud upgrade |
| update.easy4ip.com | |
| update.easyviewercloud.com | |
| vrs.easy4ipcloud.com | Device image and video upload |
| pps.easy4ipcloud.com | Device message upload |
| das.easy4ipcloud.com | |
| das-fk.easy4ipcloud.com | |
| devicelogserver-fk.easy4ipcloud.com | Device log upload |
