len(chain.applicationProtocols) == 0 &&
		len(chain.transportProtocol) == 0 &&
		len(chain.destinationCIDRs) == 0
}

func (chain *filterChainOpts) conflictsWith(other *filterChainOpts) bool {
	a, b := chain, other
	if a == nil || b == nil {
		return a == b
	}
	if a.transportProtocol != b.transportProtocol {
		return false
	}