Re: BGP prefix filter list

2019-05-22 Thread Ross Tajvar
In that case shouldn't each company advertise a /21? On Wed, May 22, 2019, 1:11 PM Sabri Berisha wrote: > Hi, > > One legitimate reason is the split of companies. In some cases, IP space > needs to be divided up. For example, company A splits up in AA and AB, and > has a /20. Company AA may adve

Re: BGP prefix filter list

2019-05-22 Thread Sabri Berisha
Hi, One legitimate reason is the split of companies. In some cases, IP space needs to be divided up. For example, company A splits up in AA and AB, and has a /20. Company AA may advertise the /20, while the new AB may advertise the top or bottom /21. I know of at least one worldwide e-commerce

Re: BGP prefix filter list

2019-05-22 Thread Alejandro Acosta
Hello.., you are totally right, the first reason that came to my mind is traffic engineering but there are other reasons too. On 5/22/19 12:40 PM, Tom Beecher wrote: There are sometimes legitimate reasons to have a covering aggregate with some more specific announcements. Certainly there's a lo

Re: BGP prefix filter list

2019-05-22 Thread Tom Beecher
There are sometimes legitimate reasons to have a covering aggregate with some more specific announcements. Certainly there's a lot of cleanup that many should do in this area, but it might not be the best approach to this issue. On Tue, May 21, 2019 at 5:30 AM Alejandro Acosta < alejandroacostaal.

Re: Doha dark fiber

2019-05-22 Thread Mehmet Akcin
yes. GBI http://www.gbiinc.com/ https://gbi.networkatlas.com/ (customized so you can view just their network rest of cables are at www.infrapedia.com ) if you need an intro to them, let me know mehmet On Wed, May 22, 2019 at 6:56 AM Pui Edylie wrote: > Anyone knows anyone has dark fiber in doh

Doha dark fiber

2019-05-22 Thread Pui Edylie
Anyone knows anyone has dark fiber in doha and has a pop in Singapore?Thank you.RegardsEdySent from my Samsung Galaxy smartphone.

Re: Free Program to take netflow

2019-05-22 Thread Mike Hammett
nProbe as well. I was just checking if the setup was made simpler. - Mike Hammett Intelligent Computing Solutions http://www.ics-il.com Midwest-IX http://www.midwest-ix.com - Original Message - From: "Niels Bakker" To: nanog@nanog.org Sent: Wednesday, May 22, 2019 8:34:

Re: Free Program to take netflow

2019-05-22 Thread Niels Bakker
* na...@ics-il.net (Mike Hammett) [Wed 22 May 2019, 14:40 CEST]: The last time I looked, Esastiflow didn't accept a BGP session to learn ASes. Has that changed? You can put pmacct inbetween to alleviate this. -- Niels.

Re: BGP prefix filter list

2019-05-22 Thread Blake Hudson
adamv0...@netconsultings.com wrote on 5/22/2019 3:23 AM: From: NANOG On Behalf Of Blake Hudson Sent: Monday, May 20, 2019 4:35 PM As I recall reading about one vendor's platform (the ASR9k perhaps?) and its TCAM organization process, it stored /32 routes in a dedicated area for faster lookups a

Re: Free Program to take netflow

2019-05-22 Thread Jason Lixfeld
I loved using ElastiFlow, but we didn’t quite work out in the end. Here’s my $0.02 - - ElastiFlow setup is easy-ish. - ELK setup is easy-ish. - Scaling ELK is not easy unless you know what you’re doing. If you’ve got enough flows that you need to scale ELK, you’re probably also using multiple

Re: Free Program to take netflow

2019-05-22 Thread Mike Hammett
The last time I looked, Esastiflow didn't accept a BGP session to learn ASes. Has that changed? - Mike Hammett Intelligent Computing Solutions http://www.ics-il.com Midwest-IX http://www.midwest-ix.com - Original Message - From: "Crist Clark" To: "Dennis Burgess" Cc:

Re: Free Program to take netflow

2019-05-22 Thread Alain Hebert
    +1 for elasticflow     But make sure to clear the indexes, as it wasn't included with the project, when we installed ours.     Here's our solution that delete them after 90 days. - Crontab 0 12 * * * (cd /usr/local//scripts; ./corp>_elastiflow_prune.sh) > /dev/null 2>&1 - Conte

RE: BGP prefix filter list

2019-05-22 Thread adamv0025
> From: NANOG On Behalf Of Blake Hudson > Sent: Monday, May 20, 2019 4:35 PM > > As I recall reading about one vendor's platform (the ASR9k > perhaps?) and its TCAM organization process, it stored /32 routes in a > dedicated area for faster lookups and did the same for /24 routes. > Yes that was