Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-21 Thread Alex
And yes, the standards do allow inifinitely long AS paths, but AS path space is finite, as well as the buffer for communities and other BGP attributes. Incorrect. AFAIK, BGP standard allows for NLRI to fit only into single BGP message whose size is limited to 4096 bytes. No support for NLRI

[j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Berislav Todorovic
Hello, Having in mind some recent unpleasent events: http://www.renesys.com/blog/2009/02/the-flap-heard-around-the-worl.shtml I'm wondering if there is a way to limit the AS path length in JUNOS. Yeah, bgp maxas-limit is available in JUNOSe, as well as in Cisco IOS, but I can't find any

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Daniel Verlouw
On Fri, 2009-02-20 at 12:00 +, Berislav Todorovic wrote: I'm wondering if there is a way to limit the AS path length in JUNOS. Yeah, bgp maxas-limit is available in JUNOSe, as well as in Cisco IOS, but I can't find any reference to it for JUNOS (M/MX/T Series). Any info will be greatly

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Malte von dem Hagen
Hi, Am 20.02.2009 13:00 Uhr, Berislav Todorovic schrieb: I'm wondering if there is a way to limit the AS path length in JUNOS. Yeah, bgp maxas-limit is available in JUNOSe, as well as in Cisco IOS, but I can't find any reference to it for JUNOS (M/MX/T Series). Any info will be greatly

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread david.roy
...@puck.nether.net [mailto:juniper-nsp-boun...@puck.nether.net] De la part de Berislav Todorovic Envoyé : vendredi 20 février 2009 13:01 À : juniper-nsp@puck.nether.net Objet : [j-nsp] bgp maxas-limit - JUNOS equivalent ??? Hello, Having in mind some recent unpleasent events: http

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Richard A Steenbergen
On Fri, Feb 20, 2009 at 02:21:24PM +0100, david@orange-ftgroup.com wrote: Hi, You can do it via a policy like this : Here MAX AS PATH equal to 20. Don't get too overzealous here. From my perspective I currently see over 160 prefixes with as-path = 20, so blocking them would break

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Jared Mauch
On Feb 20, 2009, at 12:13 PM, Richard A Steenbergen wrote: On Fri, Feb 20, 2009 at 02:21:24PM +0100, david@orange- ftgroup.com wrote: Hi, You can do it via a policy like this : Here MAX AS PATH equal to 20. Don't get too overzealous here. From my perspective I currently see over

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Masood Ahmad Shah
: Friday, February 20, 2009 10:34 PM To: Richard A Steenbergen Cc: juniper-nsp@puck.nether.net Subject: Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ??? On Feb 20, 2009, at 12:13 PM, Richard A Steenbergen wrote: On Fri, Feb 20, 2009 at 02:21:24PM +0100, david@orange- ftgroup.com wrote: Hi

Re: [j-nsp] bgp maxas-limit - JUNOS equivalent ???

2009-02-20 Thread Berislav Todorovic
On Fri, 20 Feb 2009, Richard A Steenbergen wrote: Don't get too overzealous here. From my perspective I currently see over 160 prefixes with as-path = 20 There was a research papre somewhere (although a bit outdated - from 2005), stating that the optimal value is 75. That was used as the