If you are limited to one ISP anyway, you can already do your own tunneling
using IPSec etc without needing to employ the services of an additional
third party.
----- Original Message -----
From: Chuck Larrieu <[EMAIL PROTECTED]>
To: Jeffrey Humphreys <[EMAIL PROTECTED]>; Erick B.
<[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Friday, August 18, 2000 3:54 PM
Subject: RE: Using Queing over the Internet
> Suppose I need to do IPSec for whatever reason? I.e. I have data that MUST
> remain confidential, such as financial or medical information. ( I.e. GRE
> alone does cut it ) What does the configuration then look like?
>
>
IPSec_router<>GRE_Router<>ISP<>GRE_Ruter<>Your_Company_MPLS<>GRE_Router<>ISP
> <>GRE_Router<>IPSec_router
>
> Would that cover it?
>
> What are your engineers saying about latency in this kind of setup?
>
> I am not trying to knock you. I am just trying to get a good idea how this
> works. I have customers to whom this might be worth mentioning.
>
> Chuck
>
> -----Original Message-----
> From: Jeffrey Humphreys [mailto:[EMAIL PROTECTED]]
> Sent: Friday, August 18, 2000 3:39 PM
> To: Erick B.; Chuck Larrieu; [EMAIL PROTECTED]; [EMAIL PROTECTED]
> Subject: Re: Using Queing over the Internet
>
> Greetings,
>
> I am actually working with a company that will be offering a product with
an
> SLA over the internet. One caveat is that you can not be more than one
ISP
> away from the company on either end. They will be using GRE tunnels to
the
> ingress router, then they will create MPLS Traffic Engineering Tunnels
(TE)
> to transverse their network to the egress router and finally GRE tunnels
to
> far end customers site. They have built a nationwide fiber optic network
to
> support this product and it should be interesting to see if businesses
> choose to pay a premium for the SLA.
>
> Thanks,
> Jeff
>
> ----- Original Message -----
> From: Erick B. <[EMAIL PROTECTED]>
> To: Chuck Larrieu <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>;
> <[EMAIL PROTECTED]>
> Sent: Friday, August 18, 2000 9:12 AM
> Subject: RE: Using Queing over the Internet
>
>
> >
> > Chuck,
> >
> > My understanding/knowledge of QoS and the like is the
> > same as yours. I'm not a QoS, MPLS, Traffic
> > Engineering Guru but I was just explaining the basic
> > issues with what he was asking for. I've read the QoS
> > book (the skinny one with the blue cover) and the book
> > basically has same conclusion. I'm not sure of all the
> > details of MPLS VPNs but that is what people are
> > talking about on other lists when it comes to VPNs and
> > QoS stuff. It's going to be awhile before QoS, etc is
> > really effective across the 'net end-to-end (if ever).
> >
> >
> > --- Chuck Larrieu <[EMAIL PROTECTED]> wrote:
> > > Erik, I've been trying to finish up the QoS book
> > > I've been working on for a
> > > couple of weeks. Is your understanding of QoS
> > > across the internet along the
> > > lines of mine? I.e. while many ISP's will offer
> > > some form of service level
> > > agreements ( SLA's ), they will also tell you flat
> > > out that the SLA is good
> > > only on the particular ISP network. Traffic too and
> > > from the ISP network
> > > falls outside of the SLA. And in fact the internet
> > > itself is generally
> > > unreliable in terms of QoS, and it will be many
> > > years before RSVP and other
> > > QoS services will be available end to end across the
> > > net.
> > >
> > > In the case you mention below, using MLPS VPN's,
> > > what are some of the
> > > caveats? How would you go about setting up such a
> > > thing if your traffic is
> > > going through three or four different ISP's?
> > >
> > > Chuck
> > >
> > > -----Original Message-----
> > > From: [EMAIL PROTECTED]
> > > [mailto:[EMAIL PROTECTED]] On Behalf Of
> > > Erick B.
> > > Sent: Thursday, August 17, 2000 7:10 PM
> > > To: Chuck Larrieu; [EMAIL PROTECTED];
> > > [EMAIL PROTECTED]
> > > Subject: RE: Using Queing over the Internet
> > >
> > >
> > > I think he was asking how queuing works over the
> > > Internet in a VPN. This would fall under QoS and to
> > > acheive QoS then it has to be set up properly across
> > > all points from end to end. You may want to look at
> > > MPLS VPNs since MPLS uses traffic shaping/QoS.
> > >
> > > Basically, you can have queuing on router A and
> > > traffic going through it will be properly
> > > queued/priortized, etc and then this traffic reaches
> > > router B, C, etc and they have to have similar rules
> > > for queueing/prioritzation else that router/device
> > > will forward the traffic normally. If you're using
> > > one
> > > of the newer QoS/Traffic Engineering protocols on
> > > your
> > > network then it may be different depending on a
> > > number
> > > of things. Note, I'm no guru when it comes to
> > > QoS/TE/MPLS, etc.
> > >
> > > --- Chuck Larrieu <[EMAIL PROTECTED]> wrote:
> > > > If I understand the question correctly, the answer
> > > > is that queueing is
> > > > defined on the physical interface, not the logical
> > > > or tunnel interface.
> > > >
> > > > Priority queueing can allow you some refinement
> > > > based on an access list.
> > > > or other things )
> > > >
> > > > Custom queueing works with protocol and interface
> > > > traffic, and allows for
> > > > some granular control of amount of traffic.
> > > >
> > > > There are things to be aware of with any form of
> > > > queueing that you may use.
> > > > There is a good discussion on queueing at:
> > > >
> > > >
> > >
> >
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/qos_
> > > > c/qcprt2/qcdconmg.htm
> > > > most definitely watch the wrap
> > > >
> > > > Chuck
> > > >
> > > > -----Original Message-----
> > > > From: [EMAIL PROTECTED]
> > > > [mailto:[EMAIL PROTECTED]] On Behalf Of
> > > > [EMAIL PROTECTED]
> > > > Sent: Thursday, August 17, 2000 6:10 AM
> > > > To: [EMAIL PROTECTED]
> > > > Subject: Using Queing over the Internet
> > > >
> > > >
> > > > Can you setup a VPN queing between two sites?
> > >
> > >
> > > __________________________________________________
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