Re: sink.arpa question

2009-12-20 Thread Pete Barnwell
Joe Greco wrote: >> On Fri, 18 Dec 2009, Jason Bertoch wrote: >> >>> Do metrics exist on how many current installs still rely on the implicit >>> MX? >>> >> It's very common for email from web servers to be poorly configured such >> that it uses the webserver's hostname as the return pa

Re: Chinese bgp metering story

2009-12-20 Thread Randy Bush
> However, if they are after some consultancy time to write some useless > documents then I will happily take their money. i suspect their intelligence is far greater then your arrogance randy

Tools BOF at NANOG-48

2009-12-20 Thread Mohit Lad
Dear all, I am planning on organizing the Network Tools BOF at NANOG-48 with the objective of presenting interesting and useful non-commercial tools that have a fairly widespread appeal. Tool owners would make short presentations and show usefulness of the tool with case studies. If you have dev

Re: sink.arpa question

2009-12-20 Thread Joe Greco
> On Fri, 18 Dec 2009, Jason Bertoch wrote: > > Do metrics exist on how many current installs still rely on the implicit > > MX? > > It's very common for email from web servers to be poorly configured such > that it uses the webserver's hostname as the return path's mail domain. It is very diffic

Re: sink.arpa question

2009-12-20 Thread Tony Finch
On Fri, 18 Dec 2009, Jason Bertoch wrote: > > Do metrics exist on how many current installs still rely on the implicit > MX? It's very common for email from web servers to be poorly configured such that it uses the webserver's hostname as the return path's mail domain. Tony. -- f.anthony.n.finch

RE: Chinese bgp metering story

2009-12-20 Thread Leigh Porter
However, if they are after some consultancy time to write some useless documents then I will happily take their money. -- Leigh Porter -Original Message- From: Randy Bush [mailto:ra...@psg.com] Sent: Sat 12/19/2009 11:42 AM To: North American Network Operators Group Subject: Re: Chine

RE: Routing to multiple uplinks

2009-12-20 Thread Ivan Pepelnjak
Am I right in assuming that you're establishing application-layer sessions to two hosts with two different IP addresses (outside of your control) which provide (close to) identical services? If so, there's not much you can do outside of the application itself (at least if you want a semi-robust

RE: Routing to multiple uplinks

2009-12-20 Thread Deepak Jain
> The overall design is being driven by our rigorous application needs > more > than anything. > > The implementation is straight forward we receive a duplicate set of > feeds > from site A and site B and can also access various services coming from > site > A or site B however, at any given time