$RuOBSD: README,v 1.28 2005/12/21 18:19:37 form Exp $

------------------------------   ---------------------------------

cnupm
~~~~~

-!
------
   ,        ,     -
   UNIX- ,        
       ;)

 ,           ,    
support@openbsd.ru...


   
---------------
   ,   UNIX    . :) 
cnupm       nuBo.     
    . :)
  ,    cnupm      IP/IPv6  
        tcpdump-  
       .     cnupm
         
  ,   (      
   chroot )       tun
 lo   OpenBSD.
              :  
cnupm -       cnupmstat -   
 .


  
------------------
          BSD  (OpenBSD,
FreeBSD, NetBSD), Linux (  RedHat),  QNX (   QNX
Neutrino 6.2.1)  Solaris (  Solaris 7),    
     ,     pcap.

     :

# make depend && make && make install

    Solaris  QNX   GNU make.

      cnupm,  cnupm   
cnupm     .     cnupm 
chroot              
.

NetBSD/OpenBSD/Linux/Solaris:

# groupadd -g 666 cnupm
# useradd -u 666 -g 666 -d /var/cnupm -m -c 'Cnupm traffic collector' \
    -s /sbin/nologin cnupm
# chmod 750 /var/cnupm

 useradd           
  ( .profile, .mailrc ),       -
     . :)

FreeBSD:

# pw groupadd cnupm -g 666
# pw useradd cnupm -u 666 -g 666 -d /var/cnupm -m -s /sbin/nologin \
    -c 'Cnupm traffic collector'
# chmod 750 /var/cnupm

       /etc/passwd, /etc/group  
    cnupm .    
  /sbin/nologin (QNX, Solaris), shell  cnupm  
  -   ( /bin/false).


 
----------------

# cnupm [-dekNOpPqV] [-a interval] [-A portrange[:port][,...]] [-f family]
	[-F file] [-i interface] [-t dir] [-u user] [expression]

-a interval	-          
		    ( 1  525600)
-A portrange[:port][,...]
		-  ,   portrange (), 
		  port.   port       ,  
		    .       
		  ,    . :

			-A 1024-49151:1024,3124-3128:3128,6667-6669

		     1024  49151  1024,   3124 
		  3128  3128,       6667  6669   
		  .
-d		-        ,      syslog
		     stderr
-e		-          
		   
-f family	-           
		   (inet/inet6)
-F file		-   tcpdump         
		  
-i inerface	-            .  
		                
		   loopback
-k		-  fork     
-m maxentries	-      maxentries    .
		        128    131072.   
		   5000.
-N		-         .   
		       TCP/UDP 
-O		-      ( 
		         bpf)
-p		-   promiscuous mode  
-P		-     TCP/UDP 
-q		-   syslog    ,  
		   (     )
-t dir		-   chroot     dir         
		   cnupm (   -u)
-u user		-        chroot
		        cnupm
-V		-      libpcap.
expression	-   tcpdump-      
		      

# cnupmstat [-BEFnNPV] [-d delim ] [-f family] [-p protocol] [-t dir]
            [-u user] interface [...]

-B		-        
-d delim	-   delim        (
		     )
-E		-        
-f family	-           
		   (inet  inet6)
-F		-     ,      
		          ,         
		  
-n		-  IP/IPv6         
		  (. /etc/protocols)
-N		-   IP/IPv6 
-p protocol	-           
		  (            
		    (. /etc/protocols))
-P		-    TCP/UDP 
-t dir		-     dir      
		   cnupm
-u user		-       
		        cnupm
interface	-          .
		     .

   cnupmstat:

<beg_date> <end_date> <src_addr> <dst_addr> <ip_proto> <nbytes>

<beg_date>	-      
<end_date>	-        (  
		    )
<src_addr>	-    (  TCP/UDP )
<dst_addr>	-   (  TCP/UDP )
<ip_proto>	- IP/IPv6  .
<nbytes>	-   


   ( 3)
-------------------------------

:

4 		  (minor << 8 + major)
4 		/    ( ctime())
4 		/    ( ctime())
4 		  ,   

(      )

 :

1 		  (2 - inet, 24 - inet6)
1 		IP  (1 - ICMP, 6 - TCP, 17 - UDP)
2 		TCP/UDP   ( TCP/UDP )
2 		TCP/UDP   ( TCP/UDP )
2 		
16 		IP/IPv6   .   inet   4
		
16 		IP/IPv6   .   inet   4
		
8 		  

(      )

-----------------------------    --------------------------------

 () 2003-2005   <-11..>
  .

              ,    
,               
 :
1.            
   ,    ,    .
2.               
   ,              
    /      .

         `` ''  
    , ,    ,  
             
.            
, , , , ,   
(,        ,         
;   , ,  ;   ) 
            ,     , 
,    (   )    
          ,       
 .
