Re: NANOG Digest, Vol 47, Issue 56

2011-12-14 Thread oliver rothschild
's performance routing feature, and features from load > balancing companies such as F5's Link Controller. I have always found BGP to > be easy to work with, and an elegant, simple solution to load balancing using > a route-reflector configuration in which one BGP client (Routescience > Pathcontrol in my background) learns the best route to destination networks, > and then announces that best route to BGP border routers using common and > widely understood BGP concepts such as communities and local pref, and found > this to lead to a deterministic Internet routing architecture. This required > a knowledge only of IETF standards (common BGP concepts and configurations), > required no specialized scripting, or any other knowledge lying outside IETF > boundaries, and it seemed reasonable to expect that network engineers should > eagerly and enthusiastically want to master this technology, just as any > other technology must be mastered to run high availability networks. > > So I am wondering if anyone has experience with implementing load balancing > across multiple ISP links in 2011, and if there have been any comparisons > between IETF standards-based methods using BGP, and other proprietary methods > which may use a particular vendor's approach to solving the same problem, but > involves some complexity with more variables to be plugged in to the > architecture. > > David > > > >   > This communication, together with any attachments or embedded links, is for > the sole use of the intended recipient(s) and may contain information that is > confidential or legally protected. If you are not the intended recipient, you > are hereby notified that any review, disclosure, copying, dissemination, > distribution or use of this communication is strictly prohibited. If you have > received this communication in error, please notify the sender immediately by > return e-mail message and delete the original and all copies of the > communication, along with any attachments or embedded links, from your system. > > > End of NANOG Digest, Vol 47, Issue 56 > *

Range using single-mode SFPs across multi-mode fiber - was Re: NANOG Digest, Vol 47, Issue 56

2011-12-14 Thread Marshall Eubanks
On Wed, Dec 14, 2011 at 2:34 PM, oliver rothschild wrote: > This is my first e-mail to the list and I hope it is not entirely As a suggestion, could you please in the future not use a subject such as "Re: NANOG Digest, Vol 47, Issue 56" for posts. It is MUCH better to use a topical

Re: Range using single-mode SFPs across multi-mode fiber - was Re: NANOG Digest, Vol 47, Issue 56

2011-12-14 Thread Keegan Holley
> > inappropriate. We are attempting to use Juniper single-mode SFPs (LX > > variety) across multi-mode fiber. Standard listed distance is always > > for SFPs using the appropriate type of fiber. Does anyone out there > > know how much distance we are likely to get? Thanks for your help in > > adva

Re: Range using single-mode SFPs across multi-mode fiber - was Re: NANOG Digest, Vol 47, Issue 56

2011-12-14 Thread Justin M. Streiner
On Wed, 14 Dec 2011, Keegan Holley wrote: inappropriate. We are attempting to use Juniper single-mode SFPs (LX variety) across multi-mode fiber. Standard listed distance is always for SFPs using the appropriate type of fiber. Does anyone out there know how much distance we are likely to get? Tha

Re: Range using single-mode SFPs across multi-mode fiber - was Re: NANOG Digest, Vol 47, Issue 56

2011-12-14 Thread Keegan Holley
2011/12/14 Justin M. Streiner > On Wed, 14 Dec 2011, Keegan Holley wrote: > > inappropriate. We are attempting to use Juniper single-mode SFPs (LX variety) across multi-mode fiber. Standard listed distance is always for SFPs using the appropriate type of fiber. Does anyone out there >>

Re: Range using single-mode SFPs across multi-mode fiber - was Re: NANOG Digest, Vol 47, Issue 56

2011-12-14 Thread Mark Foster
On 15/12/11 09:54, Justin M. Streiner wrote: > On Wed, 14 Dec 2011, Keegan Holley wrote: > inappropriate. We are attempting to use Juniper single-mode SFPs (LX variety) across multi-mode fiber. Standard listed distance is always for SFPs using the appropriate type of fiber. Does anyo