Re: [RFC] netconsole.txt: "nc" needs "-p" to specify the listeningport

From: Rob Landley
Date: Wed Aug 01 2012 - 10:06:46 EST


On 07/29/2012 03:40 AM, Milton Miller wrote:
> [adding Rob as Doc maintanier]
>
> On Sat, 28 Jul 2012 about 11:08:16 -0000, Dirk Gouders wrote:
>> Borislav Petkov <bp@xxxxxxxxx> writes:
>>
>>> On Fri, Jul 27, 2012 at 11:24:53AM +0200, Dirk Gouders wrote:
>>>> Cong Wang <xiyou.wangcong@xxxxxxxxx> writes:
>>>>
>>>>> On Fri, Jul 27, 2012 at 2:35 PM, Dirk Gouders
>>>>> <gouders@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>>>>>> Hi Jesse,
>>>>>>
>>>>>> I would like to ask you to check if the documentation of "nc" in
>>>>>> netconsole.txt is still correct. I tried two different netcat packages
>>>>>> and both require "-p" to specify the listening port. I am wondering if
>>>>>> that changed after the use of "nc" has been documented.
>>>>>
>>>>> On Fedora 16, `nc -u -l <port number>` works fine.
>>>>
>>>> Thanks for checking that.
>>>>
>>>> If the information I found is correct, Fedora uses OpenBSD's nc
>>>> codebase. The two netcat packages I tested on a Gentoo system differ in
>>>> requiring the -p switch for the port specification.
>>>
>>> So say exactly that in the doc: that the *BSD's version of nc doesn't
>>> need the port number specified with '-p' and you're covered.
>> OK, I tried that in the attached patch.
>> I'm not sure if every exeption needs to/should be documented, though.
>>
>> >From 3cdeac3e814471053129145c5fa8391acb365fd8 Mon Sep 17 00:00:00 2001
>> From: Dirk Gouders <gouders@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
>> Date: Sat, 28 Jul 2012 12:32:49 +0200
>> Subject: [PATCH] netconsole.txt: non-BSD versions of nc(1) require '-p'
>> switch
>>
>> Gentoo for example uses non-BSD versions of nc(1) which require
>> the '-p' switch to specify the listening port.
>>
>> ---
>> Documentation/networking/netconsole.txt | 3 ++-
>> 1 files changed, 2 insertions(+), 1 deletions(-)

Did this ever resolve to a specific recommended patch? The one at the
start of the thread:

http://lkml.indiana.edu/hypermail/linux/kernel/1207.3/01995.html

Apparently isn't it...?

Rob
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Either it's "mere aggregation", or a license violation. Pick one.
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