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Date:      Tue, 23 Jun 2020 11:28:01 +0200
From:      xpetrl <xpetrl@beepc.ch>
To:        freebsd-questions@freebsd.org
Subject:   Re: limit bandwidth for a process
Message-ID:  <a95942de-1994-a008-f3be-56c015cf66e3@beepc.ch>
In-Reply-To: <ba0b3b3e-3235-8dfa-8b05-bf0464d6fa75@freenetMail.de>
References:  <8cb1b4a8-b839-e495-272e-1b12f0f2aa6b@freenetMail.de> <a976953e-1124-5eb5-7e4a-94a00ebff3bb@baywinds.org> <e815e567-cf0f-b9e7-f02d-be11fd3adbdc@beepc.ch> <ba0b3b3e-3235-8dfa-8b05-bf0464d6fa75@freenetMail.de>

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> xpetrl wrote:
>> FTP is using per default port 21 for command and random port for 
>> transfer with clients. For this reason, isn't trivial to firewall an 
>> FTP server and you have to use an FTP-Proxy, which makes the program 
>> useful on firewall.
> 
> yes, the data transfer port is changed every time, so package filter on 
> specific port is hard to configure.
> 
FTP-Proxy solves this problem. You can then set rules to PF against a 
FTP-Proxy, it's the way to go. Google is your friend for examples.

> I am looking for a solution for limitation bandwidth against specific 
> process. is there such one?
I don't think there such limitation against a specific process. However, 
you can limit a whole VM based on its IP address.

> 
> regards.
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