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53 lines
1.6 KiB
53 lines
1.6 KiB
This modules matches the policy used by IPsec for handling a packet. |
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.TP |
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\fB\-\-dir\fP {\fBin\fP|\fBout\fP} |
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Used to select whether to match the policy used for decapsulation or the |
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policy that will be used for encapsulation. |
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.B in |
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is valid in the |
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.B PREROUTING, INPUT and FORWARD |
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chains, |
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.B out |
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is valid in the |
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.B POSTROUTING, OUTPUT and FORWARD |
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chains. |
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.TP |
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\fB\-\-pol\fP {\fBnone\fP|\fBipsec\fP} |
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Matches if the packet is subject to IPsec processing. \fB\-\-pol none\fP |
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cannot be combined with \fB\-\-strict\fP. |
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.TP |
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\fB\-\-strict\fP |
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Selects whether to match the exact policy or match if any rule of |
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the policy matches the given policy. |
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.PP |
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For each policy element that is to be described, one can use one or more of |
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the following options. When \fB\-\-strict\fP is in effect, at least one must be |
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used per element. |
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.TP |
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[\fB!\fP] \fB\-\-reqid\fP \fIid\fP |
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Matches the reqid of the policy rule. The reqid can be specified with |
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.B setkey(8) |
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using |
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.B unique:id |
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as level. |
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.TP |
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[\fB!\fP] \fB\-\-spi\fP \fIspi\fP |
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Matches the SPI of the SA. |
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.TP |
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[\fB!\fP] \fB\-\-proto\fP {\fBah\fP|\fBesp\fP|\fBipcomp\fP} |
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Matches the encapsulation protocol. |
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.TP |
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[\fB!\fP] \fB\-\-mode\fP {\fBtunnel\fP|\fBtransport\fP} |
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Matches the encapsulation mode. |
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.TP |
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[\fB!\fP] \fB\-\-tunnel\-src\fP \fIaddr\fP[\fB/\fP\fImask\fP] |
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Matches the source end-point address of a tunnel mode SA. |
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Only valid with \fB\-\-mode tunnel\fP. |
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.TP |
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[\fB!\fP] \fB\-\-tunnel\-dst\fP \fIaddr\fP[\fB/\fP\fImask\fP] |
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Matches the destination end-point address of a tunnel mode SA. |
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Only valid with \fB\-\-mode tunnel\fP. |
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.TP |
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\fB\-\-next\fP |
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Start the next element in the policy specification. Can only be used with |
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\fB\-\-strict\fP.
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