diff --git a/src/add-ons/kernel/drivers/network/rtl81xx/dev/mii/rgephy.c b/src/add-ons/kernel/drivers/network/rtl81xx/dev/mii/rgephy.c
index aa919f5346..8345f1f298 100644
--- a/src/add-ons/kernel/drivers/network/rtl81xx/dev/mii/rgephy.c
+++ b/src/add-ons/kernel/drivers/network/rtl81xx/dev/mii/rgephy.c
@@ -90,6 +90,7 @@ static void	rgephy_load_dspcode(struct mii_softc *);
 
 static const struct mii_phydesc rgephys[] = {
 	MII_PHY_DESC(REALTEK, RTL8169S),
+	MII_PHY_DESC(REALTEK, RTL8251),
 	MII_PHY_END
 };
 
@@ -406,7 +407,8 @@ rgephy_loop(struct mii_softc *sc)
 {
 	int i;
 
-	if (sc->mii_mpd_rev < 2) {
+	if (sc->mii_mpd_model != MII_MODEL_REALTEK_RTL8251 &&
+	    sc->mii_mpd_rev < 2) {
 		PHY_WRITE(sc, RGEPHY_MII_BMCR, RGEPHY_BMCR_PDOWN);
 		DELAY(1000);
 	}
@@ -439,7 +441,8 @@ rgephy_load_dspcode(struct mii_softc *sc)
 {
 	int val;
 
-	if (sc->mii_mpd_rev >= 2)
+	if (sc->mii_mpd_model == MII_MODEL_REALTEK_RTL8251 ||
+	    sc->mii_mpd_rev >= 2)
 		return;
 
 	PHY_WRITE(sc, 31, 0x0001);
diff --git a/src/add-ons/kernel/drivers/network/rtl81xx/dev/re/if_re.c b/src/add-ons/kernel/drivers/network/rtl81xx/dev/re/if_re.c
index 4aada1678b..99a5438c3a 100644
--- a/src/add-ons/kernel/drivers/network/rtl81xx/dev/re/if_re.c
+++ b/src/add-ons/kernel/drivers/network/rtl81xx/dev/re/if_re.c
@@ -181,7 +181,7 @@ static const struct rl_type re_devs[] = {
 	{ RT_VENDORID, RT_DEVICEID_8101E, 0,
 	    "RealTek 810xE PCIe 10/100baseTX" },
 	{ RT_VENDORID, RT_DEVICEID_8168, 0,
-	    "RealTek 8168/8111 B/C/CP/D/DP/E/F PCIe Gigabit Ethernet" },
+	    "RealTek 8168/8111 B/C/CP/D/DP/E/F/G PCIe Gigabit Ethernet" },
 	{ RT_VENDORID, RT_DEVICEID_8169, 0,
 	    "RealTek 8169/8169S/8169SB(L)/8110S/8110SB(L) Gigabit Ethernet" },
 	{ RT_VENDORID, RT_DEVICEID_8169SC, 0,
@@ -223,6 +223,7 @@ static const struct rl_hwrev re_hwrevs[] = {
 	{ RL_HWREV_8402, RL_8169, "8402", RL_MTU },
 	{ RL_HWREV_8105E, RL_8169, "8105E", RL_MTU },
 	{ RL_HWREV_8105E_SPIN1, RL_8169, "8105E", RL_MTU },
+	{ RL_HWREV_8106E, RL_8169, "8106E", RL_MTU },
 	{ RL_HWREV_8168B_SPIN2, RL_8169, "8168", RL_JUMBO_MTU },
 	{ RL_HWREV_8168B_SPIN3, RL_8169, "8168", RL_JUMBO_MTU },
 	{ RL_HWREV_8168C, RL_8169, "8168C/8111C", RL_JUMBO_MTU_6K },
@@ -232,8 +233,12 @@ static const struct rl_hwrev re_hwrevs[] = {
 	{ RL_HWREV_8168DP, RL_8169, "8168DP/8111DP", RL_JUMBO_MTU_9K },
 	{ RL_HWREV_8168E, RL_8169, "8168E/8111E", RL_JUMBO_MTU_9K},
 	{ RL_HWREV_8168E_VL, RL_8169, "8168E/8111E-VL", RL_JUMBO_MTU_6K},
+	{ RL_HWREV_8168EP, RL_8169, "8168EP/8111EP", RL_JUMBO_MTU_9K},
 	{ RL_HWREV_8168F, RL_8169, "8168F/8111F", RL_JUMBO_MTU_9K},
+	{ RL_HWREV_8168G, RL_8169, "8168G/8111G", RL_JUMBO_MTU_9K},
+	{ RL_HWREV_8168GU, RL_8169, "8168GU/8111GU", RL_JUMBO_MTU_9K},
 	{ RL_HWREV_8411, RL_8169, "8411", RL_JUMBO_MTU_9K},
+	{ RL_HWREV_8411B, RL_8169, "8411B", RL_JUMBO_MTU_9K},
 	{ 0, 0, NULL, 0 }
 };
 
@@ -1321,7 +1326,7 @@ re_attach(device_t dev)
 			    SYS_RES_IRQ, &rid, RF_ACTIVE);
 			if (sc->rl_irq[i] == NULL) {
 				device_printf(dev,
-				    "couldn't llocate IRQ resources for "
+				    "couldn't allocate IRQ resources for "
 				    "message %d\n", rid);
 				error = ENXIO;
 				goto fail;
@@ -1347,8 +1352,8 @@ re_attach(device_t dev)
 		if ((cap & PCIEM_LINK_CAP_ASPM) != 0) {
 			ctl = pci_read_config(dev, sc->rl_expcap +
 			    PCIER_LINK_CTL, 2);
-			if ((ctl & 0x0003) != 0) {
-				ctl &= ~0x0003;
+			if ((ctl & PCIEM_LINK_CTL_ASPMC) != 0) {
+				ctl &= ~PCIEM_LINK_CTL_ASPMC;
 				pci_write_config(dev, sc->rl_expcap +
 				    PCIER_LINK_CTL, ctl, 2);
 				device_printf(dev, "ASPM disabled\n");
@@ -1367,10 +1372,11 @@ re_attach(device_t dev)
 		break;
 	default:
 		device_printf(dev, "Chip rev. 0x%08x\n", hwrev & 0x7c800000);
+		sc->rl_macrev = hwrev & 0x00700000;
 		hwrev &= RL_TXCFG_HWREV;
 		break;
 	}
-	device_printf(dev, "MAC rev. 0x%08x\n", hwrev & 0x00700000);
+	device_printf(dev, "MAC rev. 0x%08x\n", sc->rl_macrev);
 	while (hw_rev->rl_desc != NULL) {
 		if (hw_rev->rl_rev == hwrev) {
 			sc->rl_type = hw_rev->rl_type;
@@ -1408,6 +1414,7 @@ re_attach(device_t dev)
 	case RL_HWREV_8401E:
 	case RL_HWREV_8105E:
 	case RL_HWREV_8105E_SPIN1:
+	case RL_HWREV_8106E:
 		sc->rl_flags |= RL_FLAG_PHYWAKE | RL_FLAG_PHYWAKE_PM |
 		    RL_FLAG_PAR | RL_FLAG_DESCV2 | RL_FLAG_MACSTAT |
 		    RL_FLAG_FASTETHER | RL_FLAG_CMDSTOP | RL_FLAG_AUTOPAD;
@@ -1429,7 +1436,7 @@ re_attach(device_t dev)
 		sc->rl_flags |= RL_FLAG_MACSLEEP;
 		/* FALLTHROUGH */
 	case RL_HWREV_8168C:
-		if ((hwrev & 0x00700000) == 0x00200000)
+		if (sc->rl_macrev == 0x00200000)
 			sc->rl_flags |= RL_FLAG_MACSLEEP;
 		/* FALLTHROUGH */
 	case RL_HWREV_8168CP:
@@ -1455,13 +1462,27 @@ re_attach(device_t dev)
 		    RL_FLAG_WOL_MANLINK;
 		break;
 	case RL_HWREV_8168E_VL:
+	case RL_HWREV_8168EP:
 	case RL_HWREV_8168F:
+	case RL_HWREV_8168G:
 	case RL_HWREV_8411:
+	case RL_HWREV_8411B:
 		sc->rl_flags |= RL_FLAG_PHYWAKE | RL_FLAG_PAR |
 		    RL_FLAG_DESCV2 | RL_FLAG_MACSTAT | RL_FLAG_CMDSTOP |
 		    RL_FLAG_AUTOPAD | RL_FLAG_JUMBOV2 |
 		    RL_FLAG_CMDSTOP_WAIT_TXQ | RL_FLAG_WOL_MANLINK;
 		break;
+	case RL_HWREV_8168GU:
+		if (pci_get_device(dev) == RT_DEVICEID_8101E) {
+			/* RTL8106EUS */
+			sc->rl_flags |= RL_FLAG_FASTETHER;
+		} else
+			sc->rl_flags |= RL_FLAG_JUMBOV2 | RL_FLAG_WOL_MANLINK;
+
+		sc->rl_flags |= RL_FLAG_PHYWAKE | RL_FLAG_PAR |
+		    RL_FLAG_DESCV2 | RL_FLAG_MACSTAT | RL_FLAG_CMDSTOP |
+		    RL_FLAG_AUTOPAD | RL_FLAG_CMDSTOP_WAIT_TXQ;
+		break;
 	case RL_HWREV_8169_8110SB:
 	case RL_HWREV_8169_8110SBL:
 	case RL_HWREV_8169_8110SC:
@@ -1632,7 +1653,7 @@ re_attach(device_t dev)
 	/*
 	 * Don't enable TSO by default.  It is known to generate
 	 * corrupted TCP segments(bad TCP options) under certain
-	 * circumtances.
+	 * circumstances.
 	 */
 	ifp->if_hwassist &= ~CSUM_TSO;
 	ifp->if_capenable &= ~(IFCAP_TSO4 | IFCAP_VLAN_HWTSO);
@@ -2784,7 +2805,7 @@ re_encap(struct rl_softc *sc, struct mbuf **m_head)
 		/*
 		 * Unconditionally enable IP checksum if TCP or UDP
 		 * checksum is required. Otherwise, TCP/UDP checksum
-		 * does't make effects.
+		 * doesn't make effects.
 		 */
 		if (((*m_head)->m_pkthdr.csum_flags & RE_CSUM_FEATURES) != 0) {
 			if ((sc->rl_flags & RL_FLAG_DESCV2) == 0) {
@@ -3247,7 +3268,7 @@ re_init_locked(struct rl_softc *sc)
 		if ((sc->rl_flags & RL_FLAG_JUMBOV2) != 0) {
 			/*
 			 * For controllers that use new jumbo frame scheme,
-			 * set maximum size of jumbo frame depedning on
+			 * set maximum size of jumbo frame depending on
 			 * controller revisions.
 			 */
 			if (ifp->if_mtu > RL_MTU)
@@ -3332,7 +3353,9 @@ re_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
 	switch (command) {
 	case SIOCSIFMTU:
 		if (ifr->ifr_mtu < ETHERMIN ||
-		    ifr->ifr_mtu > sc->rl_hwrev->rl_max_mtu) {
+		    ifr->ifr_mtu > sc->rl_hwrev->rl_max_mtu ||
+		    ((sc->rl_flags & RL_FLAG_FASTETHER) != 0 &&
+		    ifr->ifr_mtu > RL_MTU)) {
 			error = EINVAL;
 			break;
 		}
@@ -3948,7 +3971,7 @@ re_sysctl_stats(SYSCTL_HANDLER_ARGS)
 		RL_UNLOCK(sc);
 		if (i == 0) {
 			device_printf(sc->rl_dev,
-			    "DUMP statistics request timedout\n");
+			    "DUMP statistics request timed out\n");
 			return (ETIMEDOUT);
 		}
 done:
diff --git a/src/add-ons/kernel/drivers/network/rtl81xx/pci/if_rlreg.h b/src/add-ons/kernel/drivers/network/rtl81xx/pci/if_rlreg.h
index 7822ce3654..13a111a551 100644
--- a/src/add-ons/kernel/drivers/network/rtl81xx/pci/if_rlreg.h
+++ b/src/add-ons/kernel/drivers/network/rtl81xx/pci/if_rlreg.h
@@ -189,8 +189,13 @@
 #define	RL_HWREV_8105E		0x40800000
 #define	RL_HWREV_8105E_SPIN1	0x40C00000
 #define	RL_HWREV_8402		0x44000000
+#define	RL_HWREV_8106E		0x44800000
 #define	RL_HWREV_8168F		0x48000000
 #define	RL_HWREV_8411		0x48800000
+#define	RL_HWREV_8168G		0x4C000000
+#define	RL_HWREV_8168EP		0x50000000
+#define	RL_HWREV_8168GU		0x50800000
+#define	RL_HWREV_8411B		0x5C800000
 #define	RL_HWREV_8139		0x60000000
 #define	RL_HWREV_8139A		0x70000000
 #define	RL_HWREV_8139AG		0x70800000
@@ -877,6 +882,7 @@ struct rl_softc {
 	bus_dma_tag_t		rl_parent_tag;
 	uint8_t			rl_type;
 	const struct rl_hwrev	*rl_hwrev;
+	uint32_t		rl_macrev;
 	int			rl_eecmd_read;
 	int			rl_eewidth;
 	int			rl_expcap;
@@ -1047,6 +1053,11 @@ struct rl_softc {
  */
 #define	DLINK_DEVICEID_530TXPLUS		0x1300
 
+/*
+ * D-Link DFE-520TX rev. C1 device ID
+ */
+#define	DLINK_DEVICEID_520TX_REVC1		0x4200
+
 /*
  * D-Link DFE-5280T device ID
  */
diff --git a/src/libs/compat/freebsd_network/compat/dev/mii/miidevs b/src/libs/compat/freebsd_network/compat/dev/mii/miidevs
index 24662f9f5e..431bcd88d2 100644
--- a/src/libs/compat/freebsd_network/compat/dev/mii/miidevs
+++ b/src/libs/compat/freebsd_network/compat/dev/mii/miidevs
@@ -299,6 +299,7 @@ model yyREALTEK RTL8201L	0x0020 RTL8201L 10/100 media interface
 model xxREALTEK RTL8169S	0x0011 RTL8169S/8110S/8211 1000BASE-T media interface
 model REALTEK RTL8305SC		0x0005 RTL8305SC 10/100 802.1q switch
 model REALTEK RTL8201E		0x0008 RTL8201E 10/100 media interface
+model REALTEK RTL8251		0x0000 RTL8251 1000BASE-T media interface
 model REALTEK RTL8169S		0x0011 RTL8169S/8110S/8211 1000BASE-T media interface
 
 /* Seeq Seeq PHYs */