diff --git a/eth_interface.c b/eth_interface.c
index 178c995..33e48f0 100644
--- a/eth_interface.c
+++ b/eth_interface.c
@@ -25,8 +25,10 @@ static int ethintf_llrxnotify(EthIODef *io) {
     return 0;
 }
 
-static int ethinf_lllinkchg(EthIODef *io, int ls) {
-    ethinf_push_notification((EthInterface *)io->tag, ETH_IIE_LINK_CHG_NOTIFY, (uint16_t)ls);
+static int ethinf_lllinkchg(EthIODef *io, int ls, uint16_t speed, bool duplex) {
+    // TAG: speed [11:2] | duplex [1] | ls [0]
+    uint16_t tag = ((speed & 0x3FF) << 2) | ((duplex & 0b1) << 1) | (ls & 0b1);
+    ethinf_push_notification((EthInterface *)io->tag, ETH_IIE_LINK_CHG_NOTIFY, tag);
     return 0;
 }
 
@@ -105,7 +107,10 @@ static ThreadReturnType task_ethintf(ThreadParamType param) {
 
         } break;
         case ETH_IIE_LINK_CHG_NOTIFY: {
-            bool ls = event_data;
+            bool ls = event_data & 0b1;
+            bool duplex = (event_data >> 1) & 0b1;
+            uint16_t speed = (event_data >> 2);
+
             bool prev_ls = ethinf_get_link_state(intf); // get previous link state
             ethinf_set_link_state(intf, ls); // set new link state
 
@@ -117,7 +122,13 @@ static ThreadReturnType task_ethintf(ThreadParamType param) {
                 }
             }
 
-            MSG("ETH LINK: %s%s\n", (ls ? (ANSI_COLOR_BGREEN "UP") : (ANSI_COLOR_BRED "DOWN")), ANSI_COLOR_RESET);
+            // print generic message
+            MSG("ETH LINK: %s%s", (ls ? (ANSI_COLOR_BGREEN "UP ") : (ANSI_COLOR_BRED "DOWN\n")), ANSI_COLOR_RESET);
+
+            // print link properties
+            if (ls) {
+                MSG("(%u Mbps, %s duplex)\n", speed, duplex ? "FULL" : "HALF");
+            }
         } break;
         case ETH_IIE_TRANSMIT_NOTIFY: {
             intf->ioDef->llTxTrigger(intf->ioDef, intf->txQ);
diff --git a/eth_interface.h b/eth_interface.h
index 560f7c8..dec04d0 100644
--- a/eth_interface.h
+++ b/eth_interface.h
@@ -19,14 +19,14 @@
  * Ethernet interface low level definition.
  */
 typedef struct EthIODef_ {
-    int (*llTxTrigger)(struct EthIODef_ *io, MsgQueue *mq);         ///< Function pointer to low-level transmit function trigger
-    int (*llTxDone)(struct EthIODef_ *io, const RawPckt *rawPckt);  ///< Transmission done (interrupt) callback
-    int (*llLinkChg)(struct EthIODef_ *io, int linkState);          ///< Link change interrupt
-    int (*llRxStore)(struct EthIODef_ *io, const RawPckt *rawPckt); ///< Receive done callback
-    int (*llError)(struct EthIODef_ *io, int error);                ///< Low-level error interrupt
-    int (*llRxRead)(struct EthIODef_ *io);                          ///< Read received packets
-    int (*llRxNotify)(struct EthIODef_ *io);                        ///< Notify of received packets
-    void *tag;                                                      ///< Some arbitrary tagging
+    int (*llTxTrigger)(struct EthIODef_ *io, MsgQueue *mq);                             ///< Function pointer to low-level transmit function trigger
+    int (*llTxDone)(struct EthIODef_ *io, const RawPckt *rawPckt);                      ///< Transmission done (interrupt) callback
+    int (*llLinkChg)(struct EthIODef_ *io, int linkState, uint16_t speed, bool duplex); ///< Link change interrupt
+    int (*llRxStore)(struct EthIODef_ *io, const RawPckt *rawPckt);                     ///< Receive done callback
+    int (*llError)(struct EthIODef_ *io, int error);                                    ///< Low-level error interrupt
+    int (*llRxRead)(struct EthIODef_ *io);                                              ///< Read received packets
+    int (*llRxNotify)(struct EthIODef_ *io);                                            ///< Notify of received packets
+    void *tag;                                                                          ///< Some arbitrary tagging
 
 } EthIODef;