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Diff for /src/share/man/man7/sysctl.7 between version 1.68.8.1 and 1.69

version 1.68.8.1, 2013/07/08 07:40:56 version 1.69, 2012/03/22 07:58:18
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 .\"  .\"
 .\"     @(#)sysctl.3    8.4 (Berkeley) 5/9/95  .\"     @(#)sysctl.3    8.4 (Berkeley) 5/9/95
 .\"  .\"
 .Dd June 22, 2012  .Dd September 24, 2011
 .Dt SYSCTL 7  .Dt SYSCTL 7
 .Os  .Os
 .Sh NAME  .Sh NAME
Line 1212  The currently defined protocols and name
Line 1212  The currently defined protocols and name
 .It ip  hostzerobroadcast       integer yes  .It ip  hostzerobroadcast       integer yes
 .It ip  lowportmin      integer yes  .It ip  lowportmin      integer yes
 .It ip  lowportmax      integer yes  .It ip  lowportmax      integer yes
 .It ip6 maxdynroutes    integer yes  
 .It ip6 maxifprefixes   integer yes  
 .It ip6 maxifdefrouters integer yes  
 .It ip  maxflows        integer yes  .It ip  maxflows        integer yes
 .It ip  maxfragpackets  integer yes  .It ip  maxfragpackets  integer yes
 .It ip6 neighborgcthresh        integer yes  
 .It ip  mtudisc integer yes  .It ip  mtudisc integer yes
 .It ip  mtudisctimeout  integer yes  .It ip  mtudisctimeout  integer yes
 .It ip  random_id       integer yes  .It ip  random_id       integer yes
Line 1691  The lowest port number to use for TCP an
Line 1687  The lowest port number to use for TCP an
 This cannot be set to less than 0 or greater than 1024, and must  This cannot be set to less than 0 or greater than 1024, and must
 be smaller than  be smaller than
 .Li ip6.lowportmax .  .Li ip6.lowportmax .
 .It Li ip6.maxdynroutes  
 Maximum number of routes created by redirect.  
 Set it to negative to disable.  
 The default value is 4096.  
 .It Li ip6.maxifprefixes  
 Maximum number of prefixes created by route advertisements per interface.  
 Set it to negative to disable.  
 The default value is 16.  
 .It Li ip6.maxifdefrouters 16  
 Maximum number of default routers created by route advertisements per interface.  
 Set it to negative to disable.  
 The default value is 16.  
 .It Li ip6.maxflows  .It Li ip6.maxflows
 IPv6 Fast Forwarding is enabled by default.  IPv6 Fast Forwarding is enabled by default.
 If set to 0, IPv6 Fast Forwarding is disabled.  If set to 0, IPv6 Fast Forwarding is disabled.
Line 1719  The maximum number of fragments the node
Line 1703  The maximum number of fragments the node
 0 means that the node will not accept any fragments.  0 means that the node will not accept any fragments.
 \-1 means that the node will accept as many fragments as it receives.  \-1 means that the node will accept as many fragments as it receives.
 The flag is provided basically for avoiding possible DoS attacks.  The flag is provided basically for avoiding possible DoS attacks.
 .It Li ip6.neighborgcthresh  
 Maximum number of entries in neighbor cache.  
 Set to negative to disable.  
 The default value is 2048.  
 .It Li ip6.redirect  .It Li ip6.redirect
 If set to 1, ICMPv6 redirects may be sent by the node.  If set to 1, ICMPv6 redirects may be sent by the node.
 This option is ignored unless the node is routing IP packets,  This option is ignored unless the node is routing IP packets,
Line 2361  Specifies the default global policy for 
Line 2341  Specifies the default global policy for 
 explicit enable/disable flag.  explicit enable/disable flag.
 .Pp  .Pp
 When non-zero, all programs will get PaX ASLR, except those exempted with  When non-zero, all programs will get PaX ASLR, except those exempted with
 .Xr paxctl 8  .  .Xr paxctl 8 .
 Otherwise, all programs will not get PaX ASLR, except those specifically  Otherwise, all programs will not get PaX ASLR, except those specifically
 marked as such with  marked as such with
 .Xr paxctl 8 .  .Xr paxctl 8 .
Line 2384  explicit enable/disable flag.
Line 2364  explicit enable/disable flag.
 .Pp  .Pp
 When non-zero, all programs will get the PaX MPROTECT restrictions,  When non-zero, all programs will get the PaX MPROTECT restrictions,
 except those exempted with  except those exempted with
 .Xr paxctl 8  .  .Xr paxctl 8 .
 Otherwise, all programs will not get the PaX MPROTECT restrictions,  Otherwise, all programs will not get the PaX MPROTECT restrictions,
 except those specifically marked as such with  except those specifically marked as such with
 .Xr paxctl 8 .  .Xr paxctl 8 .
Line 2409  explicit enable/disable flag.
Line 2389  explicit enable/disable flag.
 .Pp  .Pp
 When non-zero, all programs will get the PaX Segvguard,  When non-zero, all programs will get the PaX Segvguard,
 except those exempted with  except those exempted with
 .Xr paxctl 8  .  .Xr paxctl 8 .
 Otherwise, no program will get the PaX Segvguard restrictions,  Otherwise, no program will get the PaX Segvguard restrictions,
 except those specifically marked as such with  except those specifically marked as such with
 .Xr paxctl 8 .  .Xr paxctl 8 .

Legend:
Removed from v.1.68.8.1  
changed lines
  Added in v.1.69

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