Re: Facebook Engineering on today's outage

2010-09-24 Thread vijay gill
On Thu, Sep 23, 2010 at 7:17 PM, Jay R. Ashworth wrote: > http://www.facebook.com/notes/facebook-engineering/more-details-on-todays-outage/431441338919 > > Apparently, our surmise about Akamai notwithstanding, the problem was actually > internal to their app-specific caching facilities, which went

Re: Routers in Data Centers

2010-09-24 Thread Richard A Steenbergen
On Fri, Sep 24, 2010 at 03:52:22PM +0530, Venkatesh Sriram wrote: > Hi, > > Can somebody educate me on (or pass some pointers) what differentiates > a router operating and optimized for data centers versus, say a router > work in the metro ethernet space? What is it thats required for > routers op

RE: Routers in Data Centers

2010-09-24 Thread Alex Rubenstein
> While this question has many dimensions and there is no real > definition of either I suspect that what many people mean when they > talk about a DC routers is: >From the datacenter operator prospective, it would be nice if some of these >vendors would acknowledge the need for front-to-back coo

The Cidr Report

2010-09-24 Thread cidr-report
This report has been generated at Fri Sep 24 21:12:04 2010 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date

BGP Update Report

2010-09-24 Thread cidr-report
BGP Update Report Interval: 16-Sep-10 -to- 23-Sep-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS815129705 1.6% 11.9 -- Uninet S.A. de C.V. 2 - AS346422140 1.2% 49

Re: OpenFlow

2010-09-24 Thread tammy-lists
We all would love too but dumba$$ keeps getting new domains & email addresses. I think he ate lead paint as a kid or something. He is absolutly 190% insane Mods:: please show gilliam the door :) Sent from my Verizon Wireless BlackBerry -Original Message- From: Jeroen Massar Date: Fri, 2

Re: OpenFlow

2010-09-24 Thread Brielle Bruns
On 9/24/10 3:10 PM, nanogf . wrote: Guillaume FORTAINE Tel : +33(0)631092519 Mail : gforta...@gfortaine.biz GO AWAY FORTAINE! Geeze, do some people never take the hint? -- Brielle Bruns The Summit Open Source Development Group http://www.sosdg.org/ http://www.ahbl.org

Re: OpenFlow

2010-09-24 Thread Jeroen Massar
On 2010-09-24 23:41, Matlock, Kenneth L wrote: > Which is fine and all (being that it's on-topic). My main beef is that a > certain person can't take a hint. Using an 'anonymous' re-mailer to try > and get people to read nothing more than copy/paste, and then 5 billion > 'references' (most of which

RE: OpenFlow

2010-09-24 Thread Matlock, Kenneth L
Which is fine and all (being that it's on-topic). My main beef is that a certain person can't take a hint. Using an 'anonymous' re-mailer to try and get people to read nothing more than copy/paste, and then 5 billion 'references' (most of which use asinine 'docs.google.com' references instead of th

Re: OpenFlow

2010-09-24 Thread tammy-lists
It could be because his dumb ass got the banhammer from nanog Mods: can you plase get rid of him again? Tammy Sent from my Verizon Wireless BlackBerry -Original Message- From: Jeroen Massar Date: Fri, 24 Sep 2010 23:30:55 To: Matlock, Kenneth L Cc: Subject: Re: OpenFlow On 2010-0

Re: OpenFlow

2010-09-24 Thread Christian Esteve
There is another related item planned for NANOG50: http://www.nanog.org/meetings/nanog50/abstracts.php?pt=MTYzNSZuYW5vZzUw&nm=nanog50 - An Open-Source Interoperable MPLS LSR Scott Whyte, Google Presentation Date: October 4, 2010, 1

Re: OpenFlow

2010-09-24 Thread Jeroen Massar
On 2010-09-24 23:25, Matlock, Kenneth L wrote: > Wow, resorting to using a spoofed email address to propagate your spam, > and forget to remove your .sig > > Some people just don't take a hint, do they? I know which software > package I WON'T be recommending to anyone (in fact, quite the opposite!

RE: OpenFlow

2010-09-24 Thread Matlock, Kenneth L
Wow, resorting to using a spoofed email address to propagate your spam, and forget to remove your .sig Some people just don't take a hint, do they? I know which software package I WON'T be recommending to anyone (in fact, quite the opposite!) Ken Matlock Network Analyst Exempla Healthcare (303) 4

OpenFlow

2010-09-24 Thread nanogf .
Hello, I plan to distribute OpenFlow switches, which is why I would like to further dis cuss about this technology with NANOGers. Firstly, to get a better overview of OpenFlow, I would greatly appreciate to in vite you to a further reading of the latest presentation on the subject from NEC entitl

Re: Routers in Data Centers

2010-09-24 Thread Chris Woodfield
Historically, you would find that routers designed for long-haul transport (Cisco GSR/CRS, Juniper M-series, etc) generally had deeper buffers per-port and more robust QoS capabilities than datacenter routers that were effectively switches with Layer 3 logic bolted on (*coughMSFCcough*). That li

Re: Facebook Engineering on today's outage

2010-09-24 Thread Chris Woodfield
Agreed; my reading of this suggests database caching issues (i.e. all the frontend/middleware clients hitting the main sql cluster at once instead of the memcached farm they normally use), not HTTP/CDN caching issues. -C On Sep 23, 2010, at 7:17 12PM, Jay R. Ashworth wrote: > http://www.facebo

Weekly Routing Table Report

2010-09-24 Thread Routing Analysis Role Account
This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-st...@lists.apnic.net

Re: Active Directory requires Microsoft DNS?

2010-09-24 Thread Darren Pilgrim
Phil Regnauld wrote: Darren Pilgrim (nanog) writes: Tom Mikelson wrote: Presently our organization utilizes BIND for DNS services, with the Networking team administering. We are now being told by the Systems team that they will be responsible for DNS services and that it will be changed over t

Re: Active Directory requires Microsoft DNS?

2010-09-24 Thread Daniel
AD works just fine with BIND as long as dynamic updates are allowed to the AD zone's from the DC's. Exchange 2007 by default also wants to be able to dynamically register it's record's but it can be disabled. All you need to do is configure the DNS server's in the IP settings and restart the net l

Re: Active Directory requires Microsoft DNS?

2010-09-24 Thread Phil Regnauld
Darren Pilgrim (nanog) writes: > Tom Mikelson wrote: > >Presently our organization utilizes BIND for DNS services, with the > >Networking team administering. We are now being told by the Systems team > >that they will be responsible for DNS services and that it will be changed > >over to the Micro

Re: Active Directory requires Microsoft DNS?

2010-09-24 Thread Darren Pilgrim
Tom Mikelson wrote: Presently our organization utilizes BIND for DNS services, with the Networking team administering. We are now being told by the Systems team that they will be responsible for DNS services and that it will be changed over to the Microsoft DNS service run on domain controllers.

Re: Routers in Data Centers

2010-09-24 Thread bmanning
the power/cooling budget for a rack full of router vs a rack full of cores might be distinction to make. I know that historically, the data center operator made no distinction and a client decided to "push past the envelope" and replaced their kit with space heaters. most data centers now are

Facebook Issues/Outage ... what about Yahoo! Answers

2010-09-24 Thread Matthew Black
I didn't have trouble with Facebook, but the last two evenings Yahoo! Answers [http://answers.yahoo.com] seems 99.47% unresponsive. Verizon DSL customer. matthew black e-mail postmaster california state university, long beach

Re: Routers in Data Centers

2010-09-24 Thread Warren Kumari
On Sep 24, 2010, at 6:22 AM, Venkatesh Sriram wrote: Hi, Can somebody educate me on (or pass some pointers) what differentiates a router operating and optimized for data centers versus, say a router work in the metro ethernet space? What is it thats required for routers operating in data cente

Re: Routers in Data Centers

2010-09-24 Thread Marshall Eubanks
On Sep 24, 2010, at 6:22 AM, Venkatesh Sriram wrote: > Hi, > > Can somebody educate me on (or pass some pointers) what differentiates > a router operating and optimized for data centers versus, say a router > work in the metro ethernet space? What is it thats required for > routers operating in

Re: Routers in Data Centers

2010-09-24 Thread James P. Ashton
The biggest difference that I see is that you generally use different resources in a Datacenter. (Colo Datacenter). For example, I run out of HSRP groups on a 6500 long before I run out of ports or capacity. I don't need to worry about QoS much but a less complex rate limit command (As oppose

Re: Routers in Data Centers

2010-09-24 Thread Valdis . Kletnieks
On Fri, 24 Sep 2010 15:52:22 +0530, Venkatesh Sriram said: > Can somebody educate me on (or pass some pointers) what differentiates > a router operating and optimized for data centers versus, say a router > work in the metro ethernet space? What is it thats required for > routers operating in data

Routers in Data Centers

2010-09-24 Thread Venkatesh Sriram
Hi, Can somebody educate me on (or pass some pointers) what differentiates a router operating and optimized for data centers versus, say a router work in the metro ethernet space? What is it thats required for routers operating in data centers? High throughput, what else? Thanks, Venkatesh

RE: Facebook Issues/Outage in Southeast?

2010-09-24 Thread gordon b slater
On Thu, 2010-09-23 at 12:47 -0700, Justin Horstman wrote: > Productivity grinds to a halt as everyone goes onto twitter to talk about > facebook being down I'm hoping (desperately) that someone other than me sees the full irony in this statement? I also have visions of hundreds of techs worl