ISP OSPF Design [7:65316]

2003-03-13 Thread Chris Headings
Good morning all, Does anyone out there know of either a good white paper or book that shows some ISP OSPF designed networks? I am trying to find something that is more geared towards service providers rather than corporate network LAN design. Thanks as always... Chris Message Posted at: htt

RE: ISP OSPF Design [7:65316]

2003-03-13 Thread Martin J.
normally ISP networks are with BGP. Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=65317&t=65316 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations

RE: ISP OSPF Design [7:65316]

2003-03-13 Thread Chris Headings
I am talking about the IGP. We do run BGP to our 2 different upstream providers... Chris Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=65325&t=65316 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/ci

Re: ISP OSPF Design [7:65316]

2003-03-13 Thread Peter van Oene
At 03:54 PM 3/13/2003 +, Chris Headings wrote: >Good morning all, > >Does anyone out there know of either a good white paper or book that shows >some ISP OSPF designed networks? I am trying to find something that is more >geared towards service providers rather than corporate network LAN desig

RE: ISP OSPF Design [7:65316]

2003-03-13 Thread Ladrach, Daniel E.
Sent: Thursday, March 13, 2003 10:55 AM To: [EMAIL PROTECTED] Subject: ISP OSPF Design [7:65316] Good morning all, Does anyone out there know of either a good white paper or book that shows some ISP OSPF designed networks? I am trying to find something that is more geared towards service prov

RE: ISP OSPF Design [7:65316]

2003-03-13 Thread Priscilla Oppenheimer
Chris Headings wrote: > > Good morning all, > > Does anyone out there know of either a good white paper or book > that shows some ISP OSPF designed networks? I am trying to > find something that is more geared towards service providers > rather than corporate network LAN design. Howard Berkowit

Re: ISP OSPF Design [7:65316]

2003-03-14 Thread Howard C. Berkowitz
>Good morning all, > >Does anyone out there know of either a good white paper or book that shows >some ISP OSPF designed networks? I am trying to find something that is more >geared towards service providers rather than corporate network LAN design. > >Thanks as always... > >Chris Berkowitz: Buil

Re: ISP OSPF Design [7:65316]

2003-03-14 Thread Oliver Hensel
Hi. Usually ISPs use Integrated IS-IS for their IGP (at least the ones I've dealt with). IS-IS can deal better with large flat networks and has better convergence characteristics (milliseconds vs. 6-46s). That said, you could certainly use OSPF as your IGP. On CCO there is a document called "ISP

RE: ISP OSPF Design [7:65316]

2003-03-14 Thread Howard C. Berkowitz
>I am assuming you are talking about across the Backbone of the ISP. The >internal protocol used by some large ISP's is ISIS. If you are talking about >external protocols look at BGP. > >Daniel Ladrach >CCNP, CCNA >WorldCom Some, but not all use ISIS. The biggest service provider OSPF network I k

RE: ISP OSPF Design [7:65316]

2003-03-14 Thread Chris Headings
Thanks all!!! Chris Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=65439&t=65316 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROT

Re: ISP OSPF Design [7:65316] (hit send too soon) [7:65366]

2003-03-14 Thread Howard C. Berkowitz
>Good morning all, > >Does anyone out there know of either a good white paper or book that shows >some ISP OSPF designed networks? I am trying to find something that is more >geared towards service providers rather than corporate network LAN design. > >Thanks as always... > >Chris Berkowitz: Buil