diff -uNr linux-2.6.8.1/drivers/net/ixgb/ixgb_hw.c linux-2.6.8.1-fix/drivers/net/ixgb/ixgb_hw.c
--- linux-2.6.8.1/drivers/net/ixgb/ixgb_hw.c	2004-08-14 06:55:47.000000000 -0400
+++ linux-2.6.8.1-fix/drivers/net/ixgb/ixgb_hw.c	2004-11-22 11:43:12.680602928 -0500
@@ -198,6 +198,7 @@
 		break;
 
 	case IXGB_DEVICE_ID_82597EX_SR:
+	case IXGB_DEVICE_ID_82597EX_LR:
 		/* The SR adapters carry two different types of XPAK optics
 		 * modules; read the vendor identifier to determine the exact
 		 * type of optics. */
diff -uNr linux-2.6.8.1/drivers/net/ixgb/ixgb_ids.h linux-2.6.8.1-fix/drivers/net/ixgb/ixgb_ids.h
--- linux-2.6.8.1/drivers/net/ixgb/ixgb_ids.h	2004-08-14 06:55:32.000000000 -0400
+++ linux-2.6.8.1-fix/drivers/net/ixgb/ixgb_ids.h	2004-11-22 11:42:46.460588976 -0500
@@ -38,6 +38,7 @@
 
 #define IXGB_DEVICE_ID_82597EX      0x1048
 #define IXGB_DEVICE_ID_82597EX_SR   0x1A48
+#define IXGB_DEVICE_ID_82597EX_LR   0x1B48
 
 #define IXGB_SUBDEVICE_ID_A11F  0xA11F
 #define IXGB_SUBDEVICE_ID_A01F  0xA01F
diff -uNr linux-2.6.8.1/drivers/net/ixgb/ixgb_main.c linux-2.6.8.1-fix/drivers/net/ixgb/ixgb_main.c
--- linux-2.6.8.1/drivers/net/ixgb/ixgb_main.c	2004-08-14 06:54:51.000000000 -0400
+++ linux-2.6.8.1-fix/drivers/net/ixgb/ixgb_main.c	2004-11-22 11:42:57.173960296 -0500
@@ -46,6 +46,8 @@
 	 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	{INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_SR,
 	 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+	{INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_LR,
+	 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 
 	/* required last entry */
 	{0,}
@@ -484,7 +486,8 @@
 	hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ENET_FCS_LENGTH;
 
 	if ((hw->device_id == IXGB_DEVICE_ID_82597EX)
-	    || (hw->device_id == IXGB_DEVICE_ID_82597EX_SR))
+	    || (hw->device_id == IXGB_DEVICE_ID_82597EX_SR)
+	    || (hw->device_id == IXGB_DEVICE_ID_82597EX_LR))
 		hw->mac_type = ixgb_82597;
 	else {
 		/* should never have loaded on this device */