Re: nc port scan, aka udp noise maker.

2012-02-06 Thread Mark Lumsden
On 2012/02/06 00:21, Bryan Steele wrote: On Mon, Feb 06, 2012 at 04:47:45AM +, Mark Lumsden wrote: There is a CAVEAT section in the man page that should also be amended, I suspect. Heh, whoops. :) Although useless on the initaiting machine, is it of any use to be able to scan a

Re: nc port scan, aka udp noise maker.

2012-02-06 Thread Mark Lumsden
On 06 February 2012 at 10:53 Mark Lumsden m...@showcomplex.com wrote: On 2012/02/06 00:21, Bryan Steele wrote: On Mon, Feb 06, 2012 at 04:47:45AM +, Mark Lumsden wrote: There is a CAVEAT section in the man page that should also be amended, I suspect. Heh, whoops. :) Although

Re: nc port scan, aka udp noise maker.

2012-02-06 Thread Gregory Edigarov
On Mon, 6 Feb 2012 12:27:08 + Mark Lumsden m...@cyodesigns.com wrote: On 06 February 2012 at 10:53 Mark Lumsden m...@showcomplex.com wrote: On 2012/02/06 00:21, Bryan Steele wrote: On Mon, Feb 06, 2012 at 04:47:45AM +, Mark Lumsden wrote: There is a CAVEAT section in the man

Re: nc port scan, aka udp noise maker.

2012-02-06 Thread Mark Lumsden
Here is a diff that improves the CAVEATS section which describes using the options -uz together. Any objections? -lum Index: nc.1 === RCS file: /cvs/src/usr.bin/nc/nc.1,v retrieving revision 1.59 diff -u -p -r1.59 nc.1 --- nc.1

Re: nc port scan, aka udp noise maker.

2012-02-05 Thread Bryan Steele
On Fri, Sep 09, 2011 at 03:04:19AM -0400, Brynet wrote: I think this was a feature, right? :-) Here it is again, this time with the man page bits. UDP port scanning doesn't make much sense, so prevent -u and -z from being used at the same time. ok? -Bryan. Index: nc.1

Re: nc port scan, aka udp noise maker.

2012-02-05 Thread Mark Lumsden
There is a CAVEAT section in the man page that should also be amended, I suspect. Although useless on the initaiting machine, is it of any use to be able to scan a range of UDP ports, for diagnotic reasons, and to see what is received (or not) on the receiving machine? As in, can anything be

Re: nc port scan, aka udp noise maker.

2012-02-05 Thread Bryan Steele
On Mon, Feb 06, 2012 at 04:47:45AM +, Mark Lumsden wrote: There is a CAVEAT section in the man page that should also be amended, I suspect. Heh, whoops. :) Although useless on the initaiting machine, is it of any use to be able to scan a range of UDP ports, for diagnotic reasons, and to

Re: nc port scan, aka udp noise maker.

2012-02-05 Thread Mark Lumsden
There is a CAVEAT section in the man page that should also be amended, I suspect. Heh, whoops. :) There is more code that could be removed from main() From what I can tell, no traffic is actually generated on the initaiting machine.. nothing in tcpdump anyway. Isn't that strange?

Re: nc port scan, aka udp noise maker.

2011-09-10 Thread Han Boetes
You can use them but it is pointless. Brynet wrote: I think this was a feature, right? :-) Index: netcat.c === RCS file: /cvs/src/usr.bin/nc/netcat.c,v retrieving revision 1.101 diff -u -p -u -r1.101 netcat.c --- netcat.c 21

nc port scan, aka udp noise maker.

2011-09-09 Thread Brynet
I think this was a feature, right? :-) Index: netcat.c === RCS file: /cvs/src/usr.bin/nc/netcat.c,v retrieving revision 1.101 diff -u -p -u -r1.101 netcat.c --- netcat.c21 Jun 2011 17:31:07 - 1.101 +++ netcat.c9 Sep