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Date:      Tue, 10 Nov 2020 06:25:03 +0000
From:      "Poul-Henning Kamp" <phk@phk.freebsd.dk>
To:        mj-mailinglist@gmx.de
Cc:        freebsd-current@freebsd.org
Subject:   Re: Is "/usr/bin/sscop" still relevant? (related to ATM)
Message-ID:  <91107.1604989503@critter.freebsd.dk>
In-Reply-To: <trinity-cd1ffccb-8907-4d5f-90ad-deb5807cf5ea-1604956034265@3c-app-gmx-bap62>
References:  <trinity-cd1ffccb-8907-4d5f-90ad-deb5807cf5ea-1604956034265@3c-app-gmx-bap62>

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mj-mailinglist@gmx.de writes:

> Is "/usr/bin/sscop" still relevant? The sscop tool implements the Q.2110=
 transport protocol, [...]

Q.2110 is ATM over ISDN B-channels, and the only use-case I have
ever heard about is to run SS7 signalling over ISDN-30 connections.

(The ability to do so is largely why phone scammers can fake the calling
number when they annoy you.)

Unless somebody else know of other uses, you can kill it.

-- =

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    =

Never attribute to malice what can adequately be explained by incompetence=
.



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