--- /dev/null
+--- a/acct.c
++++ b/acct.c
+@@ -37,8 +37,9 @@
+
+ uint64_t acct_total_packets = 0, acct_total_bytes = 0;
+
++#define LOCAL_NET_MAX 10
+ static int using_localnet4 = 0, using_localnet6 = 0;
+-static struct addr localnet4, localmask4, localnet6, localmask6;
++static struct addr localnet4[LOCAL_NET_MAX], localmask4[LOCAL_NET_MAX], localnet6[LOCAL_NET_MAX], localmask6[LOCAL_NET_MAX];
+
+ /* Parse the net/mask specification into two IPs or die trying. */
+ void
+@@ -120,13 +121,19 @@ acct_init_localnet(const char *spec)
+ /* Register the correct netmask and calculate the correct net. */
+ addr_mask(&localnet, &localmask);
+ if (localnet.family == IPv6) {
+- using_localnet6 = 1;
+- localnet6 = localnet;
+- localmask6 = localmask;
++ if(using_localnet6 >= LOCAL_NET_MAX){
++ errx(1, "Exceeded maximum IPv6 local networks");
++ }
++ localnet6[using_localnet6] = localnet;
++ localmask6[using_localnet6] = localmask;
++ using_localnet6++;
+ } else {
+- using_localnet4 = 1;
+- localnet4 = localnet;
+- localmask4 = localmask;
++ if(using_localnet4 >= LOCAL_NET_MAX){
++ errx(1, "Exceeded maximum IPv4 local networks");
++ }
++ localnet4[using_localnet4] = localnet;
++ localmask4[using_localnet4] = localmask;
++ using_localnet4++;
+ }
+
+ verbosef("local network address: %s", addr_to_str(&localnet));
+@@ -138,11 +145,15 @@ static int addr_is_local(const struct addr * const a,
+ if (is_localip(a, local_ips))
+ return 1;
+ if (a->family == IPv4 && using_localnet4) {
+- if (addr_inside(a, &localnet4, &localmask4))
+- return 1;
++ for (int i=0; i < using_localnet4; i++){
++ if (addr_inside(a, &localnet4[i], &localmask4[i]))
++ return 1;
++ }
+ } else if (a->family == IPv6 && using_localnet6) {
+- if (addr_inside(a, &localnet6, &localmask6))
+- return 1;
++ for (int i=0; i < using_localnet6; i++){
++ if (addr_inside(a, &localnet6[i], &localmask6[i]))
++ return 1;
++ }
+ }
+ return 0;
+ }
+--- a/darkstat.c
++++ b/darkstat.c
+@@ -193,7 +193,7 @@ static struct cmdline_arg cmdline_args[] = {
+ {"-r", "capfile", cb_capfile, 0},
+ {"-p", "port", cb_port, 0},
+ {"-b", "bindaddr", cb_bindaddr, -1},
+- {"-l", "network/netmask", cb_local, 0},
++ {"-l", "network/netmask", cb_local, -1},
+ {"--base", "path", cb_base, 0},
+ {"--local-only", NULL, cb_local_only, 0},
+ {"--snaplen", "bytes", cb_snaplen, 0},