Re: [Vyatta-users] NetFlow

2008-01-17 Thread Max
Wooo! Very nice! Man Vyatta sure is going to be one power house of a
router here soon :D

On Jan 17, 2008 1:23 PM, Dave Roberts [EMAIL PROTECTED] wrote:
  Are there any plans to build NetFlow support into Vyatta?

 Yup. It's something we're looking at over the next three releases or so.
 Don't hold me to this, but hopefully sometime in the summer timeframe.

 -- Dave


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Re: [Vyatta-users] NetFlow

2008-01-17 Thread Peter Wohlers
netflow == nice
sflow == better (imho, at least)

sflow is open, and gives L2 info as well as full bgp path stats rather 
than just srcAS and peerAS info. Or you could totally blow our socks off 
and do both ;)

But then again, you don't *really* wanna be writing royalty checks to 
crisco now, do you?

--Peter

Max wrote:
 Wooo! Very nice! Man Vyatta sure is going to be one power house of a
 router here soon :D
 
 On Jan 17, 2008 1:23 PM, Dave Roberts [EMAIL PROTECTED] wrote:
 Are there any plans to build NetFlow support into Vyatta?
 Yup. It's something we're looking at over the next three releases or so.
 Don't hold me to this, but hopefully sometime in the summer timeframe.

 -- Dave


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 Vyatta-users@mailman.vyatta.com
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Re: [Vyatta-users] NetFlow

2008-01-17 Thread Robert Bays
Max,

Are you looking for an x-flow collector or are you looking for the
Vyatta to be a flow exporter?

Cheers,
Robert.


Peter Wohlers wrote:
 netflow == nice
 sflow == better (imho, at least)
 
 sflow is open, and gives L2 info as well as full bgp path stats rather 
 than just srcAS and peerAS info. Or you could totally blow our socks off 
 and do both ;)
 
 But then again, you don't *really* wanna be writing royalty checks to 
 crisco now, do you?
 
 --Peter
 
 Max wrote:
 Wooo! Very nice! Man Vyatta sure is going to be one power house of a
 router here soon :D

 On Jan 17, 2008 1:23 PM, Dave Roberts [EMAIL PROTECTED] wrote:
 Are there any plans to build NetFlow support into Vyatta?
 Yup. It's something we're looking at over the next three releases or so.
 Don't hold me to this, but hopefully sometime in the summer timeframe.

 -- Dave


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 Vyatta-users@mailman.vyatta.com
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Re: [Vyatta-users] NetFlow

2008-01-17 Thread Robert Bays
There are methods for doing this in kernel using ip_conntrack_netlink
and ulogd2, but last time I looked they weren't incredibly mature.  I
should probably browse the code again and see what the current state of
the state is.

Until then, you can add userspace applications that use libpcap to
generate flow information.  Check out ntop or netramet.  Both of these
applications will require more processor and memory than your average
Vyatta router.  Ntop should include nProbe which allows you to export
the flow data.  Ntop is available as a debian package.  Just add the
debian lenny repo to your config, apt-get update, apt-get install ntop
to check it out.  As a bonus, it generates pretty graphs...

Max wrote:
 I am looking for Vyatta to be an exporter. Right now I just have a
 span/mirror port configured on a switch that gives me pretty good
 visibility, but I rather work in flows right off the router.
 All of our routers send flow data out to one of our collectors at the moment.
 
 On Jan 17, 2008 1:41 PM, Robert Bays [EMAIL PROTECTED] wrote:
 Max,

 Are you looking for an x-flow collector or are you looking for the
 Vyatta to be a flow exporter?

 Cheers,
 Robert.



 Peter Wohlers wrote:
 netflow == nice
 sflow == better (imho, at least)

 sflow is open, and gives L2 info as well as full bgp path stats rather
 than just srcAS and peerAS info. Or you could totally blow our socks off
 and do both ;)

 But then again, you don't *really* wanna be writing royalty checks to
 crisco now, do you?

 --Peter

 Max wrote:
 Wooo! Very nice! Man Vyatta sure is going to be one power house of a
 router here soon :D

 On Jan 17, 2008 1:23 PM, Dave Roberts [EMAIL PROTECTED] wrote:
 Are there any plans to build NetFlow support into Vyatta?
 Yup. It's something we're looking at over the next three releases or so.
 Don't hold me to this, but hopefully sometime in the summer timeframe.

 -- Dave


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