diff options
Diffstat (limited to 'extensions/libipt_DNAT.man')
| -rw-r--r-- | extensions/libipt_DNAT.man | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/extensions/libipt_DNAT.man b/extensions/libipt_DNAT.man index 65c152ce..22e84c62 100644 --- a/extensions/libipt_DNAT.man +++ b/extensions/libipt_DNAT.man @@ -10,27 +10,27 @@ should be modified (and all future packets in this connection will also be mangled), and rules should cease being examined. It takes one type of option: .TP -\fB--to-destination\fP [\fIipaddr\fP][\fB-\fP\fIipaddr\fP][\fB:\fP\fIport\fP[\fB-\fP\fIport\fP]] +\fB\-\-to\-destination\fP [\fIipaddr\fP][\fB\-\fP\fIipaddr\fP][\fB:\fP\fIport\fP[\fB\-\fP\fIport\fP]] which can specify a single new destination IP address, an inclusive range of IP addresses, and optionally, a port range (which is only valid if the rule also specifies -.B "-p tcp" +\fB\-p tcp\fP or -.BR "-p udp" ). +\fB\-p udp\fP). If no port range is specified, then the destination port will never be modified. If no IP address is specified then only the destination port will be modified. -In Kernels up to 2.6.10 you can add several --to-destination options. For +In Kernels up to 2.6.10 you can add several \-\-to\-destination options. For those kernels, if you specify more than one destination address, either via an -address range or multiple --to-destination options, a simple round-robin (one +address range or multiple \-\-to\-destination options, a simple round-robin (one after another in cycle) load balancing takes place between these addresses. Later Kernels (>= 2.6.11-rc1) don't have the ability to NAT to multiple ranges anymore. .TP -.BR "--random" +\fB\-\-random\fP If option -.B "--random" +\fB\-\-random\fP is used then port mapping will be randomized (kernel >= 2.6.22). .RS .PP |