local clients = peripheral.call("back", "getNamesRemote")

local chests = {}

local function DiscoverChests()
    for k,client in pairs(clients) do
        print(peripheral.getType(client))
        if (peripheral.getType(client) == "chest") then
            table.insert(chests, client)
        end
    end
end

DiscoverChests()

for k,chest in pairs(chests) do
    print(chest)
end