[VOIPSEC] (Missed)Trust in Caller ID Act

Henry Sinnreich hsinnrei at adobe.com
Mon Oct 16 15:05:38 BST 2006


>Just let me know beforehand when you create the AntiSIP Working Group

This was not meant anti SIP. On the contrary, it was meant to defend SIP
from being overtaken by competing solutions such as Skype and Jingle
that have not fallen in the trap of PSTN/PBX emulation.

The proof: Examples of VoIP that does not emulate the PSTN and probably
carry most of the IP voice traffic are AOL, IBM, Google, MSN, Skype and
Yahoo (my apology for not mentioning some of the smaller VoIP networks).


Thanks, Henry

-----Original Message-----
From: voipsec-bounces at voipsa.org [mailto:voipsec-bounces at voipsa.org] On
Behalf Of J. Oquendo
Sent: Sunday, October 15, 2006 8:43 PM
To: voipsec at voipsa.org
Subject: Re: [VOIPSEC] (Missed)Trust in Caller ID Act

Henry Sinnreich wrote:

> So do I for tolerating the emulation of the PSTN/PBX for which SIP was
> clearly not designed.

Not clearly designed? Where exactly does it say this specifically?

>    SIP is not meant to be used as a strict Public Switched Telephone
>    Network (PSTN) signaling replacement.

Not meant to me doesn't mean IS NOT explicitly. A motorcycle is NOT
MEANT for wheelies and hindus yet some have made a sport of it. A
car wasn't meant for racing at one point, yet we have the Indy 500.

>    Although it can support gatewaying of PSTN signaling and can
provide
>    many features present in the PSTN, the mere existence of a feature
or
>    capability in the PSTN is not a justification for its inclusion in
>    SIP.

So after re-reading and RE-READING this I don't see the implicit IS NOT
indication. In fact let me re-point out something I see to invalidate
the whole "THOU SHALL NOT SPOOF": "the mere existence of a feature or
capability in the PSTN is not a justification for its inclusion in
SIP." So the mere existence of CLI in the PSTN is not to be justified
if included in SIP. Wait... The mere capability of something that the
PSTN is "good" at is not a "justification" for its inclusion in SIP.
Seems to me like this passage is telling me just because the PSTN
justifies CLI, heck SIP shouldn't.

So when did this RFC become "STANDARD"? We can all argues merits, pros
and cons until our faces are blue won't solve much. This message
though was by far one of the quirkiest yet. So what is your (the
author's) proposal? Dump SIP entirely. Dump VoIP entirely? I'm with
you. Just let me know beforehand when you create the AntiSIP Working
Group so I can play the options market on companies worldwide. I
can help with crapaganda on the evils of VoIP and we could be rich.
I won't be the one to tell anyone how some VoIP providers manage to
get phone services to remote locations where greedy PSTN companies
didn't want to invest some money dropping copper. Nope. No one need
know that some geeks invented a quicker, more economical method of
providing public utility services. Besides VoIP isn't all that
picture perfect pretty as copper PSTN no matter how many ugly load
coils are thrown all over the neighborhood.

Nope nothing serves us better than "line noise" inductive copper
I mean fiber strands and their attenuation! The nerve of them!
No need to get snippy if you live x0000k feet from the central
office. Wait until the Bells re-group to the monopoly they once
were. I mean it's just not worth using VoIP you should just wait.
The Bells are almost all back together. They will build that
central office you just wait and see. Oh and by the way, they've
learned their lesson now, they won't charge you an arm and a leg.
$79.99 for local and LD. No way VoIP provider X and their $19.99
fees are going to do the same! Besides have we forgotten the
origin of the initial message? (I see spoofed digits... All the
time)

*ducks*


-- 
=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
J. Oquendo
http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x1383A743

"How a man plays the game shows something of his
character - how he loses shows all" - Mr. Luckey 

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