Canon EOS REBEL T7I Wi-Fi (Wireless Communication) Function Instruction Manual page 141

22: No response from DNS server
What to check on the camera
On the camera, does the DNS server's IP address setting

match the server's actual address?
 Set the IP address to [Manual setting]. Then, on the camera, set
the IP address that matches the address of the DNS server used
(p.156, 161).
What to check on the DNS server
Is the power of the DNS server on?

Turn on the DNS server.

Are the DNS server settings for IP addresses and the

corresponding names correct?
On the DNS server, make sure IP addresses and the

corresponding names are entered correctly.
Is the DNS server working correctly?

Check the DNS server settings to make sure the server is working

correctly as a DNS server.
If applicable, ask your network administrator to ensure the DNS

server is available.
What to check on the network as a whole
Does the network that you are trying to connect to via Wi-Fi

include a router or similar device that serves as a gateway?
If applicable, ask your network administrator for the network

gateway address and enter it on the camera (p.156, 161).
Make sure that the gateway address setting is correctly entered on

all network devices including the camera.
Responding to Error Messages
141