set this parameter, with the &ldquo;original IP + port&rdquo; value, to the current socket. Thus, the application can get the original destination address according to the connection.</p><p>We have to modify this call process through eBPF’s <code>get_sockopts</code> function. (<code>bpf_setsockopt</code> is not used here because this parameter does not currently support the optname of <code>SO_ORIGINAL_DST</code>).</p><p>Referring to the figure below, when an application initiates a request, it will go th