X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet.h;h=b5692ef23593c120e9729d1840ddafe77c445868;hp=54663aa466d30bfadea854b53eb8fc65ef1ee3b5;hb=9e44f116bf0f72d1dd4f099440a351dbe0a74573;hpb=7926a156e5b118d06295228e57de0cc9de0433b4;ds=sidebyside

diff --git a/src/net.h b/src/net.h
index 54663aa4..b5692ef2 100644
--- a/src/net.h
+++ b/src/net.h
@@ -28,9 +28,9 @@
 #include "ipv6.h"
 
 #ifdef ENABLE_JUMBOGRAMS
-#define MTU 9014				/* 9000 bytes payload + 14 bytes ethernet header */
+#define MTU 9018				/* 9000 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */
 #else
-#define MTU 1514				/* 1500 bytes payload + 14 bytes ethernet header */
+#define MTU 1518				/* 1500 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */
 #endif
 
 #define MAXSIZE (MTU + 4 + EVP_MAX_BLOCK_LENGTH + EVP_MAX_MD_SIZE + MTU/64 + 20)	/* MTU + seqno + padding + HMAC + compressor overhead */