libs/core: ignore sit0 in network model
libs/core: ignore sit0 in network model


deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,8devices/luci,deepak78/luci,8devices/luci,deepak78/luci,deepak78/luci,8devices/luci,8devices/luci,8devices/luci,8devices/luci