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(-)ng_vjc.8 (-4 / +4 lines)
Lines 52-66 Link Here
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compress TCP packet headers.  The
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compress TCP packet headers.  The
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.Dv ip
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.Dv ip
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hook represents the uncompressed side of the node, while the
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hook represents the uncompressed side of the node, while the
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.Dv vjcomp ,
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.Dv vjcomp ,
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.Dv vjuncomp ,
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.Dv vjuncomp ,
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and
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and
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.Dv vjip
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.Dv vjip
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nodes represent the compressed side of the node. Packets received on the
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hooks represent the compressed side of the node. Packets received on the
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.Dv ip
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.Dv ip
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will be compressed or passed through as appropriate. Packets received
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will be compressed or passed through as appropriate. Packets received
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on the other three hooks will be uncompressed as appropriate.
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on the other three hooks will be uncompressed as appropriate.
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This node also supports
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This node also supports
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.Dq always pass through
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.Dq always pass through
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mode in either direction.
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mode in either direction.
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.Pp
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.Pp
Lines 81-103 Link Here
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.Xr ng_ppp 8
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.Xr ng_ppp 8
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node, the
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node, the
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.Dv ip ,
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.Dv ip ,
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.Dv vjuncomp ,
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.Dv vjuncomp ,
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.Dv vjcomp ,
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.Dv vjcomp ,
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and
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and
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.Dv vjip
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.Dv vjip
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nodes should be connected to the
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hooks should be connected to the
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.Xr ng_ppp 8
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.Xr ng_ppp 8
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node's
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node's
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.Dv vjc_ip ,
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.Dv vjc_ip ,
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.Dv vjc_vjcomp ,
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.Dv vjc_vjcomp ,
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.Dv vjc_vjuncomp ,
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.Dv vjc_vjuncomp ,
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and
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and
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.Dv vjc_ip
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.Dv vjc_ip
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nodes, respectively.
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hooks, respectively.
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.Sh HOOKS
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.Sh HOOKS
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This node type supports the following hooks:
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This node type supports the following hooks:
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.Pp
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.Pp
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.Bl -tag -width foobarbazi
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.Bl -tag -width foobarbazi
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.It Dv ip
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.It Dv ip
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Upstream (uncompressed) IP packets.
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Upstream (uncompressed) IP packets.
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.It Dv vjcomp
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.It Dv vjcomp
Lines 149-163 Link Here
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When enabling compression,
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When enabling compression,
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.Dv maxChannel
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.Dv maxChannel
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should be set to the number of outgoing compression channels minus one,
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should be set to the number of outgoing compression channels minus one,
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and is a value between 3 and 15, inclusive. Also, the
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and is a value between 3 and 15, inclusive. Also, the
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.Dv compressCID
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.Dv compressCID
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field indicates whether it is OK to compress the CID field for
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field indicates whether it is OK to compress the CID field for
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outgoing compressed TCP packets. This value should be zero unless
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outgoing compressed TCP packets. This value should be zero unless
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either (a) it not possible for an incoming frame to be lost, or
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either (a) it is not possible for an incoming frame to be lost, or
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(b) lost frames can be reliably detected and a
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(b) lost frames can be reliably detected and a
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.Dv NGM_VJC_RECV_ERROR
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.Dv NGM_VJC_RECV_ERROR
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message is immediately sent whenever this occurs.
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message is immediately sent whenever this occurs.
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.It Dv NGM_VJC_GET_STATE
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.It Dv NGM_VJC_GET_STATE
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This command returns the node's current state described by the
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This command returns the node's current state described by the
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.Dv "struct slcompress"
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.Dv "struct slcompress"
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structure, which is defined in
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structure, which is defined in

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