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Update to reflect changes in the node type.

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This commit is contained in:
Archie Cobbs 1999-11-10 06:17:51 +00:00
parent 3f47e1e357
commit 71cb548de4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=53077
6 changed files with 153 additions and 30 deletions
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53
share/man/man4/ng_ppp.4
View File

@ -88,13 +88,18 @@ etc. Up to
.Dv NG_PPP_MAX_LINKS
links are supported.
These device-independent hooks transmit and receive full PPP
frames, which include the PPP protocol field, but no address, control
or checksum fields.
frames, which include the PPP protocol, address, control, and
information fields, but no checksum or other link-specific fields.
.Pp
On outgoing frames, when protocol compression
has been enabled and the protocol number is suitable for compression,
the protocol field will be compressed (i.e., sent as one byte
instead of two). Either compressed or uncompressed protocol fields
are accepted on incoming frames.
are accepted on incoming frames. Similarly, if address and control
field compression has been enabled for the link, the address and
control fields will be omitted (except for LCP frames as required
by the standards). Incoming frames have the address and control fields
stripped automatically if present.
.Pp
Since all negotiation is handled outside the PPP node, the links
should not be connected and enabled until the corresponding link
@ -113,7 +118,6 @@ hook as well. This mode is appropriate for the link authentication phase.
As soon as the link is enabled, the PPP node will
begin processing frames received on the link.
.Sh COMPRESSION AND ENCRYPTION
.Pp
Compression is supported via two hooks,
.Dv compress
and
@ -284,7 +288,39 @@ and enabling protocol field compression. Note that no link or functionality
is active until the corresponding hook is also connected.
This command takes a
.Dv "struct ng_ppp_node_config"
as an argument.
as an argument:
.Bd -literal -offset 0
/* Per-link config structure */
struct ng_ppp_link_config {
u_char enableLink; /* enable this link */
u_char enableProtoComp;/* enable protocol field compression */
u_char enableACFComp; /* enable addr/ctrl field compression */
u_int16_t mru; /* peer MRU */
u_int32_t latency; /* link latency (in milliseconds) */
u_int32_t bandwidth; /* link bandwidth (in bytes/second) */
};
/* Node config structure */
struct ng_ppp_node_config {
u_int16_t mrru; /* multilink peer MRRU */
u_char enableMultilink; /* enable multilink */
u_char recvShortSeq; /* recv multilink short seq # */
u_char xmitShortSeq; /* xmit multilink short seq # */
u_char enableRoundRobin; /* xmit whole packets */
u_char enableIP; /* enable IP data flow */
u_char enableAtalk; /* enable AppleTalk data flow */
u_char enableIPX; /* enable IPX data flow */
u_char enableCompression; /* enable PPP compression */
u_char enableDecompression; /* enable PPP decompression */
u_char enableEncryption; /* enable PPP encryption */
u_char enableDecryption; /* enable PPP decryption */
u_char enableVJCompression; /* enable VJ compression */
u_char enableVJDecompression; /* enable VJ decompression */
struct ng_ppp_link_config /* per link config params */
links[NG_PPP_MAX_LINKS];
};
.Ed
.Pp
.It Dv NGM_PPP_GET_CONFIG
Returns the current configuration as a
.Dv "struct ng_ppp_node_config" .
@ -308,7 +344,12 @@ This node type also accepts the control messages accepted by the
node type. When received, these messages are simply forwarded to
the adjacent
.Xr ng_vjc 8
node, if any.
node, if any. This is particularly useful when the individual
PPP links are able to generate
.Dv NGM_VJC_RECV_ERROR
messages (see
.Xr ng_vjc 8
for a description).
.Sh SHUTDOWN
This node shuts down upon receipt of a
.Dv NGM_SHUTDOWN

8
share/man/man4/ng_vjc.4
View File

@ -114,7 +114,7 @@ argument. This structure contains the following fields:
struct ngm_vjc_config {
u_char enableComp; /* Enable compression */
u_char enableDecomp; /* Enable decompression */
u_char numChannels; /* Number of outgoing channels */
u_char maxChannel; /* Number of outgoing channels - 1 */
u_char compressCID; /* OK to compress outgoing CID's */
};
.Ed
@ -141,9 +141,9 @@ both compression and decompression are disabled and the node is
therefore operating in bi-directional ``pass through'' mode.
.Pp
When enabling compression,
.Dv numChannels
should be set to the number of outgoing compression channels, and is a value
between 3 and 16, inclusive. Also, the
.Dv maxChannel
should be set to the number of outgoing compression channels minus one,
and is a value between 3 and 15, inclusive. Also, the
.Dv compressCID
field indicates whether it is OK to compress the CID field for
outgoing compressed TCP packets. This value should be zero unless

53
sys/modules/netgraph/ppp/ng_ppp.4
View File

@ -88,13 +88,18 @@ etc. Up to
.Dv NG_PPP_MAX_LINKS
links are supported.
These device-independent hooks transmit and receive full PPP
frames, which include the PPP protocol field, but no address, control
or checksum fields.
frames, which include the PPP protocol, address, control, and
information fields, but no checksum or other link-specific fields.
.Pp
On outgoing frames, when protocol compression
has been enabled and the protocol number is suitable for compression,
the protocol field will be compressed (i.e., sent as one byte
instead of two). Either compressed or uncompressed protocol fields
are accepted on incoming frames.
are accepted on incoming frames. Similarly, if address and control
field compression has been enabled for the link, the address and
control fields will be omitted (except for LCP frames as required
by the standards). Incoming frames have the address and control fields
stripped automatically if present.
.Pp
Since all negotiation is handled outside the PPP node, the links
should not be connected and enabled until the corresponding link
@ -113,7 +118,6 @@ hook as well. This mode is appropriate for the link authentication phase.
As soon as the link is enabled, the PPP node will
begin processing frames received on the link.
.Sh COMPRESSION AND ENCRYPTION
.Pp
Compression is supported via two hooks,
.Dv compress
and
@ -284,7 +288,39 @@ and enabling protocol field compression. Note that no link or functionality
is active until the corresponding hook is also connected.
This command takes a
.Dv "struct ng_ppp_node_config"
as an argument.
as an argument:
.Bd -literal -offset 0
/* Per-link config structure */
struct ng_ppp_link_config {
u_char enableLink; /* enable this link */
u_char enableProtoComp;/* enable protocol field compression */
u_char enableACFComp; /* enable addr/ctrl field compression */
u_int16_t mru; /* peer MRU */
u_int32_t latency; /* link latency (in milliseconds) */
u_int32_t bandwidth; /* link bandwidth (in bytes/second) */
};
/* Node config structure */
struct ng_ppp_node_config {
u_int16_t mrru; /* multilink peer MRRU */
u_char enableMultilink; /* enable multilink */
u_char recvShortSeq; /* recv multilink short seq # */
u_char xmitShortSeq; /* xmit multilink short seq # */
u_char enableRoundRobin; /* xmit whole packets */
u_char enableIP; /* enable IP data flow */
u_char enableAtalk; /* enable AppleTalk data flow */
u_char enableIPX; /* enable IPX data flow */
u_char enableCompression; /* enable PPP compression */
u_char enableDecompression; /* enable PPP decompression */
u_char enableEncryption; /* enable PPP encryption */
u_char enableDecryption; /* enable PPP decryption */
u_char enableVJCompression; /* enable VJ compression */
u_char enableVJDecompression; /* enable VJ decompression */
struct ng_ppp_link_config /* per link config params */
links[NG_PPP_MAX_LINKS];
};
.Ed
.Pp
.It Dv NGM_PPP_GET_CONFIG
Returns the current configuration as a
.Dv "struct ng_ppp_node_config" .
@ -308,7 +344,12 @@ This node type also accepts the control messages accepted by the
node type. When received, these messages are simply forwarded to
the adjacent
.Xr ng_vjc 8
node, if any.
node, if any. This is particularly useful when the individual
PPP links are able to generate
.Dv NGM_VJC_RECV_ERROR
messages (see
.Xr ng_vjc 8
for a description).
.Sh SHUTDOWN
This node shuts down upon receipt of a
.Dv NGM_SHUTDOWN

53
sys/modules/netgraph/ppp/ng_ppp.8
View File

@ -88,13 +88,18 @@ etc. Up to
.Dv NG_PPP_MAX_LINKS
links are supported.
These device-independent hooks transmit and receive full PPP
frames, which include the PPP protocol field, but no address, control
or checksum fields.
frames, which include the PPP protocol, address, control, and
information fields, but no checksum or other link-specific fields.
.Pp
On outgoing frames, when protocol compression
has been enabled and the protocol number is suitable for compression,
the protocol field will be compressed (i.e., sent as one byte
instead of two). Either compressed or uncompressed protocol fields
are accepted on incoming frames.
are accepted on incoming frames. Similarly, if address and control
field compression has been enabled for the link, the address and
control fields will be omitted (except for LCP frames as required
by the standards). Incoming frames have the address and control fields
stripped automatically if present.
.Pp
Since all negotiation is handled outside the PPP node, the links
should not be connected and enabled until the corresponding link
@ -113,7 +118,6 @@ hook as well. This mode is appropriate for the link authentication phase.
As soon as the link is enabled, the PPP node will
begin processing frames received on the link.
.Sh COMPRESSION AND ENCRYPTION
.Pp
Compression is supported via two hooks,
.Dv compress
and
@ -284,7 +288,39 @@ and enabling protocol field compression. Note that no link or functionality
is active until the corresponding hook is also connected.
This command takes a
.Dv "struct ng_ppp_node_config"
as an argument.
as an argument:
.Bd -literal -offset 0
/* Per-link config structure */
struct ng_ppp_link_config {
u_char enableLink; /* enable this link */
u_char enableProtoComp;/* enable protocol field compression */
u_char enableACFComp; /* enable addr/ctrl field compression */
u_int16_t mru; /* peer MRU */
u_int32_t latency; /* link latency (in milliseconds) */
u_int32_t bandwidth; /* link bandwidth (in bytes/second) */
};
/* Node config structure */
struct ng_ppp_node_config {
u_int16_t mrru; /* multilink peer MRRU */
u_char enableMultilink; /* enable multilink */
u_char recvShortSeq; /* recv multilink short seq # */
u_char xmitShortSeq; /* xmit multilink short seq # */
u_char enableRoundRobin; /* xmit whole packets */
u_char enableIP; /* enable IP data flow */
u_char enableAtalk; /* enable AppleTalk data flow */
u_char enableIPX; /* enable IPX data flow */
u_char enableCompression; /* enable PPP compression */
u_char enableDecompression; /* enable PPP decompression */
u_char enableEncryption; /* enable PPP encryption */
u_char enableDecryption; /* enable PPP decryption */
u_char enableVJCompression; /* enable VJ compression */
u_char enableVJDecompression; /* enable VJ decompression */
struct ng_ppp_link_config /* per link config params */
links[NG_PPP_MAX_LINKS];
};
.Ed
.Pp
.It Dv NGM_PPP_GET_CONFIG
Returns the current configuration as a
.Dv "struct ng_ppp_node_config" .
@ -308,7 +344,12 @@ This node type also accepts the control messages accepted by the
node type. When received, these messages are simply forwarded to
the adjacent
.Xr ng_vjc 8
node, if any.
node, if any. This is particularly useful when the individual
PPP links are able to generate
.Dv NGM_VJC_RECV_ERROR
messages (see
.Xr ng_vjc 8
for a description).
.Sh SHUTDOWN
This node shuts down upon receipt of a
.Dv NGM_SHUTDOWN

8
sys/modules/netgraph/vjc/ng_vjc.4
View File

@ -114,7 +114,7 @@ argument. This structure contains the following fields:
struct ngm_vjc_config {
u_char enableComp; /* Enable compression */
u_char enableDecomp; /* Enable decompression */
u_char numChannels; /* Number of outgoing channels */
u_char maxChannel; /* Number of outgoing channels - 1 */
u_char compressCID; /* OK to compress outgoing CID's */
};
.Ed
@ -141,9 +141,9 @@ both compression and decompression are disabled and the node is
therefore operating in bi-directional ``pass through'' mode.
.Pp
When enabling compression,
.Dv numChannels
should be set to the number of outgoing compression channels, and is a value
between 3 and 16, inclusive. Also, the
.Dv maxChannel
should be set to the number of outgoing compression channels minus one,
and is a value between 3 and 15, inclusive. Also, the
.Dv compressCID
field indicates whether it is OK to compress the CID field for
outgoing compressed TCP packets. This value should be zero unless

8
sys/modules/netgraph/vjc/ng_vjc.8
View File

@ -114,7 +114,7 @@ argument. This structure contains the following fields:
struct ngm_vjc_config {
u_char enableComp; /* Enable compression */
u_char enableDecomp; /* Enable decompression */
u_char numChannels; /* Number of outgoing channels */
u_char maxChannel; /* Number of outgoing channels - 1 */
u_char compressCID; /* OK to compress outgoing CID's */
};
.Ed
@ -141,9 +141,9 @@ both compression and decompression are disabled and the node is
therefore operating in bi-directional ``pass through'' mode.
.Pp
When enabling compression,
.Dv numChannels
should be set to the number of outgoing compression channels, and is a value
between 3 and 16, inclusive. Also, the
.Dv maxChannel
should be set to the number of outgoing compression channels minus one,
and is a value between 3 and 15, inclusive. Also, the
.Dv compressCID
field indicates whether it is OK to compress the CID field for
outgoing compressed TCP packets. This value should be zero unless