I believe you are talking about the Winlink Gateway. If so, check out this section of the Winlink Gateway video.
for setting it up. The information should update on the map every two hours. You can also force an update with a reboot of the gateway. More information can
be found in John's document
FWIW most Winlink gateways are identified on APRS.fi with the -10 SSID.
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