Canon EOS Rebel SL3 DSLR Camera with 18-55mm Lens (Black) - Manual (Page 431)

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22: No response from DNS server
What to check on the camera
z On the camera, does the DNS server’s IP address setting match the
server’s actual address?
B Set the IP address to [Manual setting] . Then, on the camera, set
the IP address that matches the address of the DNS server used
( = 408, = 442).
What to check on the DNS server
z Is the power of the DNS server on?
B Turn on the DNS server.
z Are the DNS server settings for IP addresses and the corresponding
names correct?
B On the DNS server, make sure IP addresses and the corresponding
names are entered correctly.
z Is the DNS server working correctly?
B Check the DNS server settings to make sure it is working correctly
as a DNS server.
B If applicable, ask your network administrator to ensure the DNS
server is available.
What to check on the network as a whole
z Does the network that you are trying to connect to via Wi-Fi include a
router or similar device that serves as a gateway?
B If applicable, ask your network administrator for the network gateway
address and enter it on the camera ( = 408, = 442).
B Make sure that the gateway address setting is correctly entered on
all network devices including the camera.