--- /dev/null
+diff -ruN ppp-2.4.3-orig/pppd/plugins/rp-pppoe/plugin.c ppp-2.4.3-3/pppd/plugins/rp-pppoe/plugin.c
+--- ppp-2.4.3-orig/pppd/plugins/rp-pppoe/plugin.c 2004-11-04 11:07:37.000000000 +0100
++++ ppp-2.4.3-3/pppd/plugins/rp-pppoe/plugin.c 2004-12-16 01:07:22.000000000 +0100
+@@ -286,7 +286,7 @@
+ /* Strip off "nic-" */
+ cmd += 4;
+ } else if (strlen(cmd) < 4
+- || (strncmp(cmd, "eth", 3) && strncmp(cmd, "nas", 3)
++ || (strncmp(cmd, "eth", 3) && strncmp(cmd, "nas", 3) && strncmp(cmd, "vlan", 4)
+ && strncmp(cmd, "tap", 3) && strncmp(cmd, "br", 2))) {
+ return 0;
+ }