--- ipconfig.c.orig	2005-02-02 17:23:35.175853560 -0700
+++ ipconfig.c	2005-02-02 19:10:39.843155672 -0700
@@ -126,6 +126,7 @@
 
 int ic_host_name_set __initdata = 0;		/* Host name set by us? */
 
+u16 ic_mtu = 0;			/* Interface MTU */
 u32 ic_myaddr = INADDR_NONE;		/* My IP address */
 u32 ic_netmask = INADDR_NONE;	/* Netmask for local subnet */
 u32 ic_gateway = INADDR_NONE;	/* Gateway IP address */
@@ -322,6 +323,13 @@
 		printk(KERN_ERR "IP-Config: Unable to set interface broadcast address (%d).\n", err);
 		return -1;
 	}
+	rtnl_shlock();
+	err = dev_set_mtu(ic_dev, ic_mtu);
+	rtnl_shunlock();
+	if (err < 0) {
+		printk(KERN_ERR "IP-Config: Unable to set interface MTU (%d).\n", err);
+		return -1;
+	}
 	return 0;
 }
 
@@ -609,6 +617,7 @@
 			12,	/* Host name */
 			15,	/* Domain name */
 			17,	/* Boot path */
+			26,	/* MTU */
 			40,	/* NIS domain name */
 		};
 
@@ -812,6 +821,9 @@
 			if (!root_server_path[0])
 				ic_bootp_string(root_server_path, ext+1, *ext, sizeof(root_server_path));
 			break;
+		case 26:	/* Interface MTU */
+			ic_mtu = (((u16) ext[1]) << 8) | ext[2];
+			break;
 		case 40:	/* NIS Domain name (_not_ DNS) */
 			ic_bootp_string(system_utsname.domainname, ext+1, *ext, __NEW_UTS_LEN);
 			break;
@@ -1362,8 +1374,9 @@
 	 * Clue in the operator.
 	 */
 	printk("IP-Config: Complete:");
-	printk("\n      device=%s", ic_dev->name);
-	printk(", addr=%u.%u.%u.%u", NIPQUAD(ic_myaddr));
+	printk("\n     device=%s", ic_dev->name);
+	printk(", mtu=%u", (unsigned int)ic_mtu);
+	printk(",\n     addr=%u.%u.%u.%u", NIPQUAD(ic_myaddr));
 	printk(", mask=%u.%u.%u.%u", NIPQUAD(ic_netmask));
 	printk(", gw=%u.%u.%u.%u", NIPQUAD(ic_gateway));
 	printk(",\n     host=%s, domain=%s, nis-domain=%s",