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(-)w/lib/libc/gen/sysctl.3 (+3 lines)
Lines 585-590 The currently defined protocols and names are: Link Here
585 
.It Sy "Protocol	Variable	Type	Changeable"
 585 
.It Sy "Protocol	Variable	Type	Changeable"
586 
.It "icmp	bmcastecho	integer	yes"
 586 
.It "icmp	bmcastecho	integer	yes"
587 
.It "icmp	maskrepl	integer	yes"
 587 
.It "icmp	maskrepl	integer	yes"
588 
.It "icmp	tstamprepl	integer	yes"
588 
.It "ip	forwarding	integer	yes"
 589 
.It "ip	forwarding	integer	yes"
589 
.It "ip	redirect	integer	yes"
 590 
.It "ip	redirect	integer	yes"
590 
.It "ip	ttl	integer	yes"
 591 
.It "ip	ttl	integer	yes"
Lines 598-603 Returns 1 if an ICMP echo request to a broadcast or multicast address is Link Here
598 
to be answered.
 599 
to be answered.
599 
.It Li icmp.maskrepl
 600 
.It Li icmp.maskrepl
600 
Returns 1 if ICMP network mask requests are to be answered.
 601 
Returns 1 if ICMP network mask requests are to be answered.
602 
.It Li icmp.tstamprepl
603 
Returns 1 if ICMP timestamp requests are to be answered.
601 
.It Li ip.forwarding
 604 
.It Li ip.forwarding
602 
Returns 1 when IP forwarding is enabled for the host,
 605 
Returns 1 when IP forwarding is enabled for the host,
603 
meaning that the host is acting as a router.
 606 
meaning that the host is acting as a router.
(-)w/sys/netinet/icmp_var.h (+1 lines)
Lines 83-88 void kmod_icmpstat_inc(int statnum); Link Here
83 
#define	ICMPCTL_MASKREPL	1	/* allow replies to netmask requests */
 83 
#define	ICMPCTL_MASKREPL	1	/* allow replies to netmask requests */
84 
#define	ICMPCTL_STATS		2	/* statistics (read-only) */
 84 
#define	ICMPCTL_STATS		2	/* statistics (read-only) */
85 
#define ICMPCTL_ICMPLIM		3
 85 
#define ICMPCTL_ICMPLIM		3
86 
#define	ICMPCTL_TSTAMPREPL	4
86 

          87
          

        

        

          87
          
#ifdef _KERNEL

          88
          
#ifdef _KERNEL

        

        

          88
          
SYSCTL_DECL(_net_inet_icmp);

          89
          
SYSCTL_DECL(_net_inet_icmp);

        



(-)w/sys/netinet/ip_icmp.c
      (+7 lines)




  

    
      
            Lines 149-154
          SYSCTL_VNET_INT(_net_inet_icmp, OID_AUTO, bmcastecho, CTLFLAG_RW,
      
      
        Link Here
      
    
  

        

          149
          
	&VNET_NAME(icmpbmcastecho), 0,

          149
          
	&VNET_NAME(icmpbmcastecho), 0,

        

        

          150
          
	"");

          150
          
	"");

        

        

          151
          

          151
          

        

            

              
              
              152
              
static VNET_DEFINE(int, icmptstamprepl) = 1;

            

            

              153
              
#define V_icmptstamprepl		VNET(icmptstamprepl)

            

            

              154
              
SYSCTL_INT(_net_inet_icmp, OID_AUTO, tstamprepl, CTLFLAG_RW,

            

            

              155
              
	&VNET_NAME(icmptstamprepl), 0, "Respond to ICMP Timestamp requests");

            

        

          152
          

          156
          

        

        

          153
          
#ifdef ICMPPRINTFS

          157
          
#ifdef ICMPPRINTFS

        

        

          154
          
int	icmpprintfs = 0;

          158
          
int	icmpprintfs = 0;

        

  

    
      
            Lines 545-550
          icmp_input(struct mbuf **mp, int *offp, int proto)
      
      
        Link Here
      
    
  

        

          545
          
			goto reflect;

          549
          
			goto reflect;

        

        

          546
          

          550
          

        

        

          547
          
	case ICMP_TSTAMP:

          551
          
	case ICMP_TSTAMP:

        

            

              
              
              552
              
		if (V_icmptstamprepl == 0)

            

            

              553
              
			break;

            

            

              554
              

            

        

          548
          
		if (!V_icmpbmcastecho

          555
          
		if (!V_icmpbmcastecho

        

        

          549
          
		    && (m->m_flags & (M_MCAST | M_BCAST)) != 0) {

          556
          
		    && (m->m_flags & (M_MCAST | M_BCAST)) != 0) {

        

        

          550
          
			ICMPSTAT_INC(icps_bmcasttstamp);

          557
          
			ICMPSTAT_INC(icps_bmcasttstamp);

        






  

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