diff options
| -rw-r--r-- | share/man/man4/netgraph.4 | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/share/man/man4/netgraph.4 b/share/man/man4/netgraph.4 index 1f54d24..9f457d9 100644 --- a/share/man/man4/netgraph.4 +++ b/share/man/man4/netgraph.4 @@ -110,9 +110,10 @@ characters (including the terminating .Dv NUL character). .Pp -Each node instance has a unique 32-bit -.Em ID number . -This number may be used to refer to a node when there is no +Each node instance has a unique +.Em ID number +which is expressed as a 32-bit hexadecimal value. +This value may be used to refer to a node when there is no .Tn ASCII name assigned to it. .Ss Hooks @@ -207,7 +208,7 @@ message should be sent. Otherwise, the recipient node's global .Tn ASCII name -(or equivalent node ID) is used as the destination address +(or equivalent ID-based name) is used as the destination address for the message (absolute addressing). The two types of .Tn ASCII @@ -219,7 +220,7 @@ Only the addressing modes are available to control programs outside the kernel; use of direct pointers is limited to kernel modules. .Pp -Messages often represent commands which are followed by a reply message +Messages often represent commands that are followed by a reply message in the reverse direction. To facilitate this, the recipient of a control message is supplied with a @@ -228,7 +229,7 @@ that is suitable for addressing a reply. .Pp Each control message contains a 32-bit value, called a .Dq typecookie , -indicating the type of the message, i.e. how to interpret it. +indicating the type of the message, i.e.\& how to interpret it. Typically each type defines a unique typecookie for the messages that it understands. However, a node may choose to recognize and |
