// we cannot make assumptions there.

	// -A OUTPUT -m owner --socket-exists -p tcp -m set --match-set istio-inpod-probes dst,dst -j SNAT --to-source 169.254.7.127
	iptablesBuilder.AppendRuleV4(
		iptableslog.UndefinedCommand, ChainHostPostrouting, iptablesconstants.NAT,
		"-m", "owner",
		"--socket-exists",
		"-p", "tcp",
		"-m", "set",

		HTTPStatusCode: http.StatusBadRequest,
	},

	// Generic Invalid-Request error. Should be used for response errors only for unlikely
	// corner case errors for which introducing new APIErrorCode is not worth it. LogIf()
	// should be used to log the error at the source of the error for debugging purposes.
	ErrInvalidRequest: {
		Code:           "InvalidRequest",