> I have talked to multiple security officers (who are generally not
> really knowledgeable on networks) who had 53/tcp blocked and none have
> yet agreed to change it.
patience. when things really start to break, and the finger of fate
points at them, clue may arise.
randy
On Fri, Mar 26, 2010 at 10:44 AM, joel jaeggli wrote:
> On 3/26/2010 8:15 AM, Rick Ernst wrote:
>>
>> I've noticed over the last 3 years or so that TDM, specifically T-1,
>> access
>> and transport has been in a steady decline. Customers are moving to FTTH
>> and cable, or going WiMAX and Metro-E
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On Mon, Mar 29, 2010 at 11:17 PM, Lou Katz wrote:
>
> We recently were told to contact a client (via ftp) at 192.0.0.201. IANA
> lists this as Special Use, but refers to "RFC 3330 for additional
> information. http://www.rfc-editor.org/rfc/rfc3330.tx
We recently were told to contact a client (via ftp) at 192.0.0.201. IANA lists
this as
Special Use, but refers to "RFC 3330 for additional information.
http://www.rfc-editor.org/rfc/rfc3330.txt";.
This RFC says that it might be assigned in the future.
So, did the folks who sent us the IP address
Kevin Oberman wrote:
> And, if you are using a 1988 TCP stack on a 4.3 system, you are not
> likely to ever efficiently utilize a higher speed link
What higher speed link? I'm very happy with 384 kbps symmetric, using
SDSL as ARPANET replacement. I have designed and built my own SDSL to
EIA-53
> Date: Fri, 26 Mar 2010 16:43:23 GMT
> From: msoko...@ivan.harhan.org (Michael Sokolov)
>
> Rick Ernst wrote:
>
> > I've noticed over the last 3 years or so that TDM, specifically T-1, access
> > and transport has been in a steady decline. Customers are moving to FTTH
> > and cable, or going W
> From: Joe Abley
> Date: Fri, 26 Mar 2010 10:06:02 -0700
>
> On 2010-03-26, at 06:40, Max Larson Henry wrote:
>
> >>> has someone experience in anycast ipv4 networks (to support DNS)?
> >>
> >> "Never been done" "Dangerous" "TCP does not work" etc etc etc.
> >
> > - Yes but as for DNS, anycas
On 03/26/10 14:25, Lamar Owen wrote:
> While my hypothetical answer was intentionally worst-case, with just-barely-
> too-old hypothetical hardware being mentioned, in reality my situation is
> dealing with in some cases much older equipment. I could go into detail, but
> you guys don't want to
On 3/29/10 12:06 PM, Tarig Yassin wrote:
Hi Jul
Dkim, SPF, and Domainkey are sender authentication methods for email system.
Which use Public Key Cryptography.
DKIM and Domainkeys use public key cryptography to authenticate
signature sources used for signing at least email From headers an
On Fri, 26 Mar 2010 18:09:22 -0400
Chuck Anderson wrote:
> Anyone have suggestions on Ethernet LAN loop-prevention? With the
> advent of Auto MDI/MDI-X ports on switches, it seems way too easy to
> accidentally or maliciously create loops between network jacks. We
Some time ago I did some w
Hi Jul
Dkim , SPF ,and Domainkey are sender authentication methods for email system.
Which use Public Key Cryptography.
The mail server apends signiture to every outgoing message using private key.
the recepient mail server to verify needs the public key which placed in the
sender DNS s
On Mon, 29 Mar 2010 09:43:25 PDT, todd glassey said:
> Why would you want a S-0 Clock??? You are not a time-space lab, and so
> you would want something like a stratum-2 time source which comes from a
> provable provider. There are laws by the way on what are official and
> non-official sources of
On 3/25/2010 10:40 AM, Dan Shoop wrote:
>
> On Mar 25, 2010, at 8:51 AM, Kyle Bader wrote:
>
>> Can anyone recommend a solid clock source (stratum 0) that's not overly
>> expensive? The only stuff I've found so far is ESE, can anyone
>> recommend them or conversely has anyone had any problems wit
Hi,
I'll toss in that I2 and GEANT have been developing the PerfSONAR toolset.
http://www.perfsonar.net/
Regards,
Chris
On Sun, 28 Mar 2010, Mikael Abrahamsson wrote:
I've been pondering what aspects of a residential broadband connection that
would be worthwhile in testing, which would al
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