[swinog] ## Agenda - SwiNOG#32'ers - we're ready ##

2017-10-31 Diskussionsfäden Simon Ryf
Dear SwiNOG community,

 

Agenda for SwiNOG #32 on Tuesday 09.11.2017 on top of Gurten.

 

Registration ends 03.10.2017 23:59:00, after that - please write us for late 
reg (with extra costs).

 

We still have time for Lightning Talks, if you’re up for it, you’ll get a free 
voucher for the next event or if submitted before 06.11.2017 – for SwiNOG#32

CHF 100.- for 5 minutes (just saying…)

 

Agenda

http://www.swinog.ch/meetings/swinog32/ 

 

Sponsor Presentation / tba | tba (Extreme Networks)

 

Free Range Routing or how we ditched OSPF for BGP unnumbered (based on RFC5549) 
| Manuel Schweizer (cloudscale.ch)

As a contributor to the FRR project, I’m going to explain what FRR is and how 
we at cloudscale.ch are using it. Furthermore, I will shed some light at why we 
chose a certain x86-based hardware platform and provide a future outlook of 
where FRR is heading.

 

Network Unit Testing with SaltStack | Urs Baumann (INS - Institute for 
Networked Solutions)

Enabling unit testing in the network with Nuts (network unit testing system) 
and SaltStack. Technical presentation how the open source software Nuts uses 
SaltStack to test the network.

 

colt onDemand - from visions in 2012 to reality in 2017 | Andreas Glag (Colt)

 

SwissIX Update | Manuel Schweizer (SwissIX)

SwissIX Update

 

Flowmon DDoS Defender | Pavel Minařík (Flowmon)

Flowmon DDoS Defender is a scalable anti-DDoS solution leveraging netflow data 
from routers or dedicated network probes for real-time detection and automated 
mitigation of volumetric attacks led against customer’s infrastructure.  It 
provides the state of the art detection with automated mitigation within a 
minute, deep understanding of attack characteristics and a full-range of 
methods for successful attack mitigation ranging from alerting (e-mail, syslog, 
SNMP trap), traffic diversion (PBR, BGP, RTBH, Flowspec), execution of scripts, 
mitigation in cloud with Scrubbing centres or on-premise through specific out 
of-band DDoS systems.

 

if (network == server) { magic happens } | Attilla de Groot (Cumulus Networks)

Automating the network has become common practice. One thing that we don’t want 
to automate are operator mistakes on a fabric level. How can this be prevented 
by building a CI/CD environment using Cumulus, NetQ, Ansible and Gitlab.

 

Introduction to LoRaWAN | Christian Mäder

LoRaWAN is a network stack designed mostly to retrieve data from IoT sensors 
with limited power source. This talk will be an introduction to how this 
network stack works; like how it does the addressing and routing or what it's 
secrecy promises are.

 

Piranha: where all the fishy routes meet... | Pascal Gloor (Quickline)

Do you really know what's going on in your BGP? Analyse your BGP in realtime.

 

Update - Communityrack.org and Community-IX.ch | Markus Meier 
(Communityrack.org)

Community Update

 

Social Event

 

Looking forward to seeing all of you!!!

 

Simon

SwiNOG


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Re: [swinog] What blacklists does @bluewin.ch use

2017-10-31 Diskussionsfäden Benoit Panizzon
Hi Franco and Swinogers

Posting on SWINOG does seem to accelerate problem solving sometimes :-)

Swisscom has contacted our customer, explained and solved the issue.

Apparently the installed a new anti-spam measure short time ago (I
don't know if cloudmark is involved).

They count the number of email to invalid recipients from an ip
address. Over a certain threshold, the sending ip address is
blacklisted internally.

So if a business customer is sending a newsletter to it's customers and
in the past did not really bother to unsubscribe bouncing recipients, he
is at risk getting blacklisted @ bluewin.

-Benoît Panizzon-
-- 
I m p r o W a r e   A G-Leiter Commerce Kunden
__

Zurlindenstrasse 29 Tel  +41 61 826 93 00
CH-4133 PrattelnFax  +41 61 826 93 01
Schweiz Web  http://www.imp.ch
__


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Re: [swinog] What blacklists does @bluewin.ch use

2017-10-31 Diskussionsfäden Franco Hug

Hi Benoît,

I don't know - but I do find this in their email headers:


X-Bluewin-Spam: Cloudmark


-> https://www.cloudmark.com

At the bottom of that page you can even find the Swisscom logo.

My 2 cents, hope they help!

Gruass, Franco

On 10/31/17 15:08, Benoit Panizzon wrote:

Hello List

A Mailserver from a business customer of ours is blacklisted @ bluewin.
The Error Message from Bluewin MXes directing to the removal site:
https://www.swisscom.ch/en/res/hilfe/ip-blacklist.html

Our customer has requested removal via this form, no success.

Our customer has contacted bluewin and opened a trouble ticket. He got
the information that his ISP (us) should take care to remove his IP
from the blacklists, but is not getting any information about which
blacklists.

http://multirbl.valli.org

Blacklisted: 0

We are at a loss. Does anyone know what kind of blacklists bluewin uses?

Kind regards

-Benoît Panizzon-




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[swinog] What blacklists does @bluewin.ch use

2017-10-31 Diskussionsfäden Benoit Panizzon
Hello List

A Mailserver from a business customer of ours is blacklisted @ bluewin.
The Error Message from Bluewin MXes directing to the removal site:
https://www.swisscom.ch/en/res/hilfe/ip-blacklist.html

Our customer has requested removal via this form, no success.

Our customer has contacted bluewin and opened a trouble ticket. He got
the information that his ISP (us) should take care to remove his IP
from the blacklists, but is not getting any information about which
blacklists.

http://multirbl.valli.org

Blacklisted: 0

We are at a loss. Does anyone know what kind of blacklists bluewin uses?

Kind regards

-Benoît Panizzon-
-- 
I m p r o W a r e   A G-Leiter Commerce Kunden
__

Zurlindenstrasse 29 Tel  +41 61 826 93 00
CH-4133 PrattelnFax  +41 61 826 93 01
Schweiz Web  http://www.imp.ch
__


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Re: [swinog] BlueWin and Cloudmark

2017-10-31 Diskussionsfäden DUCHET Rémy
Many thanks to Swisscom staff, it was fixed very fast. 

 

Rémy

 

De : swinog-boun...@lists.swinog.ch [mailto:swinog-boun...@lists.swinog.ch]
De la part de DUCHET Rémy
Envoyé : lundi, 30 octobre 2017 15:08
À : swi...@swinog.ch
Objet : [swinog] BlueWin and Cloudmark

 

Hello @ll,

 

We have some customers that have spam issues when sending email to
@bluewin.ch .

Since 2 months, all emails sent to @bluewin.ch recipients are marked junk.

 

That’s what we can trace :

 

X-Bluewin-Spam-Analysis: v=2.1 cv=eL3e9Cd1 c=1 sm=1 tr=0 p=fUeVjJJZ:8

a=qTcuhanu2jf2BI9KYv9RyA==:117 a=qTcuhanu2jf2BI9KYv9RyA==:17

a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=K_h_1cidfDUA:10

a=xqWC_Br6kY4A:10 a=02M-m0pO-4AA:10 a=oXc4haEe4je61EW4P-sA:9

a=wPNLvfGTeEIA:10 a=yMhMjlub:8 a=SSmOFEAC:8 a=VzdpOnGMIpnfysyMU8MA:9

a=rUqq3GAnYQ2zrqZp:21 a=gKO2Hq4RSVkA:10 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10

a=frz4AuCg-hUA:10 a=a4CKYyBK0OAZSS6edTcA:9 a=pA59YpQ9dOODYSR3:18

a=KQqxNPgzF0kA:10 a=359DcwL6FTx8MXQu2PII:22

X-Bluewin-Spam-Score: 100.00

 

If anybody from Bluewin can contact me off list

 

Thanks, 

Rémy



smime.p7s
Description: S/MIME cryptographic signature

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