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4.2.5. Clear cache
When the TCP connection is not established, the data received by the DTU will be placed in the buffer area. The
maximum receiving buffer of ECAN-E01S is 3900 bytes. When the TCP connection is established, the network
cache data can be cleared according to customer requirements.
Support DHCP and domain name resolution
DHCP
The device can automatically obtain IP through the router, and automatically configure the subnet mask and DNS
server, and does not support modifying the subnet mask and DNS server.
DNS
Automatically follow the router to configure the DNS server to meet the needs of custom domain name resolution.
Reconnect after disconnection
Disconnection and reconnection: The device periodically requests connection after disconnection to ensure that the
connection can be reconnected in the event of an accidental disconnection (note that the device is not restarted);
Ethernet port upgrade
Firmware can be upgraded and maintained through the serial port upgrade tool provided by our company.
Step 1: Open the software, open the configuration host computer, and click the menu bar
