diff -c 2.6-orig/devinet.c 2.6/devinet.c
*** 2.6-orig/devinet.c	2007-09-20 15:32:16.000000000 -0700
--- 2.6/devinet.c	2007-09-19 11:29:32.000000000 -0700
***************
*** 1,3 ****
--- 1,6 ----
+ /*27-Aug-07 22:27:25, Edit by vaf */
+ /* use /24 default netmask for "class-E" space */
+ 
  /*
   *	NET3	IP device support routines.
   *
***************
*** 594,599 ****
--- 597,604 ----
  			rc = 16;
  		else if (IN_CLASSC(haddr))
  			rc = 24;
+ 		else if (IN_CLASSE(haddr))
+ 			rc = 24;
  	}
  
    	return rc;
diff -c 2.6-orig/fib_frontend.c 2.6/fib_frontend.c
*** 2.6-orig/fib_frontend.c	2007-09-20 15:32:16.000000000 -0700
--- 2.6/fib_frontend.c	2007-09-19 11:29:30.000000000 -0700
***************
*** 1,3 ****
--- 1,6 ----
+ /*16-Aug-07 16:26:55, Edit by vaf */
+ /* replace check for "BADCLASS" with explicit check for INADDR_BROADCAST */
+ 
  /*
   * INET		An implementation of the TCP/IP protocol suite for the LINUX
   *		operating system.  INET is implemented using the  BSD Socket
***************
*** 152,158 ****
  	struct fib_result	res;
  	unsigned ret = RTN_BROADCAST;
  
! 	if (ZERONET(addr) || BADCLASS(addr))
  		return RTN_BROADCAST;
  	if (MULTICAST(addr))
  		return RTN_MULTICAST;
--- 155,161 ----
  	struct fib_result	res;
  	unsigned ret = RTN_BROADCAST;
  
! 	if (ZERONET(addr) || addr == INADDR_BROADCAST)
  		return RTN_BROADCAST;
  	if (MULTICAST(addr))
  		return RTN_MULTICAST;
diff -c 2.6-orig/in.h 2.6/in.h
*** 2.6-orig/in.h	2007-09-20 15:33:11.000000000 -0700
--- 2.6/in.h	2007-09-19 11:29:32.000000000 -0700
***************
*** 1,3 ****
--- 1,5 ----
+ /*27-Aug-07 22:26:39, Edit by vaf */
+ /* add macros for "class-E"; remove those for BADCLASS and EXPERIMENTAL */
  /*
   * INET		An implementation of the TCP/IP protocol suite for the LINUX
   *		operating system.  INET is implemented using the  BSD Socket
***************
*** 215,222 ****
--- 217,232 ----
  #define	IN_MULTICAST(a)		IN_CLASSD(a)
  #define IN_MULTICAST_NET	0xF0000000
  
+ #define IN_CLASSE(a)		((((long int) (a)) & 0xf0000000) == 0xf0000000)
+ #define	IN_CLASSE_NET		0xffffff00
+ #define	IN_CLASSE_NSHIFT	8
+ #define	IN_CLASSE_HOST		(0xffffffff & ~IN_CLASSE_NET)
+ 
+ /* 
+  * these are no longer used
  #define	IN_EXPERIMENTAL(a)	((((long int) (a)) & 0xf0000000) == 0xf0000000)
  #define	IN_BADCLASS(a)		IN_EXPERIMENTAL((a))
+ */
  
  /* Address to accept any incoming messages. */
  #define	INADDR_ANY		((unsigned long int) 0x00000000)
diff -c 2.6-orig/ipconfig.c 2.6/ipconfig.c
*** 2.6-orig/ipconfig.c	2007-09-20 15:32:16.000000000 -0700
--- 2.6/ipconfig.c	2007-09-19 11:29:31.000000000 -0700
***************
*** 1,3 ****
--- 1,5 ----
+ /*28-Aug-07 10:21:56, Edit by vaf */
+ /* add default net mask for "class-E" */
  /*
   *  $Id: ipconfig.c,v 1.46 2002/02/01 22:01:04 davem Exp $
   *
***************
*** 379,384 ****
--- 381,388 ----
  			ic_netmask = htonl(IN_CLASSB_NET);
  		else if (IN_CLASSC(ntohl(ic_myaddr)))
  			ic_netmask = htonl(IN_CLASSC_NET);
+ 		else if (IN_CLASSE(ntohl(ic_myaddr)))
+ 			ic_netmask = htonl(IN_CLASSE_NET);
  		else {
  			printk(KERN_ERR "IP-Config: Unable to guess netmask for address %u.%u.%u.%u\n",
  				NIPQUAD(ic_myaddr));
diff -c 2.6-orig/route.c 2.6/route.c
*** 2.6-orig/route.c	2007-09-20 15:32:16.000000000 -0700
--- 2.6/route.c	2007-09-19 11:29:31.000000000 -0700
***************
*** 1,3 ****
--- 1,5 ----
+ /*16-Aug-07 16:25:26, Edit by vaf */
+ /* remove checks for BADCLASS to allow "class-E" source/destination addresses */
  /*
   * INET		An implementation of the TCP/IP protocol suite for the LINUX
   *		operating system.  INET is implemented using the  BSD Socket
***************
*** 1140,1146 ****
  		return;
  
  	if (new_gw == old_gw || !IN_DEV_RX_REDIRECTS(in_dev)
! 	    || MULTICAST(new_gw) || BADCLASS(new_gw) || ZERONET(new_gw))
  		goto reject_redirect;
  
  	if (!IN_DEV_SHARED_MEDIA(in_dev)) {
--- 1142,1148 ----
  		return;
  
  	if (new_gw == old_gw || !IN_DEV_RX_REDIRECTS(in_dev)
! 	    || MULTICAST(new_gw) || new_gw == INADDR_BROADCAST || ZERONET(new_gw))
  		goto reject_redirect;
  
  	if (!IN_DEV_SHARED_MEDIA(in_dev)) {
***************
*** 1617,1623 ****
  	if (in_dev == NULL)
  		return -EINVAL;
  
! 	if (MULTICAST(saddr) || BADCLASS(saddr) || LOOPBACK(saddr) ||
  	    skb->protocol != htons(ETH_P_IP))
  		goto e_inval;
  
--- 1619,1625 ----
  	if (in_dev == NULL)
  		return -EINVAL;
  
! 	if (MULTICAST(saddr) || saddr == INADDR_BROADCAST || LOOPBACK(saddr) ||
  	    skb->protocol != htons(ETH_P_IP))
  		goto e_inval;
  
***************
*** 1935,1941 ****
  	   by fib_lookup.
  	 */
  
! 	if (MULTICAST(saddr) || BADCLASS(saddr) || LOOPBACK(saddr))
  		goto martian_source;
  
  	if (daddr == htonl(0xFFFFFFFF) || (saddr == 0 && daddr == 0))
--- 1937,1943 ----
  	   by fib_lookup.
  	 */
  
! 	if (MULTICAST(saddr) || saddr == INADDR_BROADCAST || LOOPBACK(saddr))
  		goto martian_source;
  
  	if (daddr == htonl(0xFFFFFFFF) || (saddr == 0 && daddr == 0))
***************
*** 1947,1953 ****
  	if (ZERONET(saddr))
  		goto martian_source;
  
! 	if (BADCLASS(daddr) || ZERONET(daddr) || LOOPBACK(daddr))
  		goto martian_destination;
  
  	/*
--- 1949,1955 ----
  	if (ZERONET(saddr))
  		goto martian_source;
  
! 	if (ZERONET(daddr) || LOOPBACK(daddr))
  		goto martian_destination;
  
  	/*
***************
*** 2171,2177 ****
  		res->type = RTN_BROADCAST;
  	else if (MULTICAST(fl->fl4_dst))
  		res->type = RTN_MULTICAST;
! 	else if (BADCLASS(fl->fl4_dst) || ZERONET(fl->fl4_dst))
  		return -EINVAL;
  
  	if (dev_out->flags & IFF_LOOPBACK)
--- 2173,2179 ----
  		res->type = RTN_BROADCAST;
  	else if (MULTICAST(fl->fl4_dst))
  		res->type = RTN_MULTICAST;
! 	else if (ZERONET(fl->fl4_dst))
  		return -EINVAL;
  
  	if (dev_out->flags & IFF_LOOPBACK)
***************
*** 2391,2397 ****
  	if (oldflp->fl4_src) {
  		err = -EINVAL;
  		if (MULTICAST(oldflp->fl4_src) ||
! 		    BADCLASS(oldflp->fl4_src) ||
  		    ZERONET(oldflp->fl4_src))
  			goto out;
  
--- 2393,2399 ----
  	if (oldflp->fl4_src) {
  		err = -EINVAL;
  		if (MULTICAST(oldflp->fl4_src) ||
! 		    oldflp->fl4_src == INADDR_BROADCAST ||
  		    ZERONET(oldflp->fl4_src))
  			goto out;