[j-nsp] Interconnecting logical routers via FPC3-E

[Robert Kern]

Thanks guys for your answers.

BR

Robert

On Sat, Apr 18, 2009 at 5:48 PM, Erdem Sener <erdems at gmail.com> wrote:

> Hi,
>
>  AFAIK lt- interfaces are treated like any other interface from a
> firewall/policer and CoS perspective; e.g:
>
> unit 0 {
>    encapsulation ethernet;
>     peer-unit 1;
>    family inet {
>         policer {
>            input policer_500meg;
>            output policer_500meg;
>        }
>        address 12.12.12.1/30;
>    }
> }
>
> router> show interfaces lt-11/3/0.0 extensive | match policer
>      Policer: Input: policer_500meg-lt-11/3/0.0-inet-i, Output:
> policer_500meg-lt-11/3/0.0-inet-o
>
> Furthermore, in a MX platform, you can use a port in 'tunnel services'
> mode (without requiring
> a services (tunnel, AS, MS) PIC, where you can also specify the
> bandwitdh, such as:
>
> erdem at mx-re0# show chassis
> redundancy {
>    failover {
>        on-loss-of-keepalives;
>    }
>    graceful-switchover;
> }
> routing-engine {
>    on-disk-failure disk-failure-action reboot;
> }
> fpc 11 {
>    pic 3 {
>        tunnel-services {
>            bandwidth 10g; #### this is a 10gig ethernet port
>        }
>    }
> }
>
> erdem at mx-re0# set chassis fpc 11 pic 3 tunnel-services bandwidth ?
> Possible completions:
>  1g                   1 gigabit per second <<<<<< you may choose to
> use it as a 1gig 'tunnel' interface.
>  10g                  10 gigabits per second
>
> This would effectively create interfaces such as vt-11/3/0, lt-11/3/0,
> gr-11/3/0, mt-11/3/0 etc.
>
> HTH,
> Erdem
>
>
> On Sat, Apr 18, 2009 at 5:22 PM, Stacy W. Smith <stacy at acm.org> wrote:
> > There are different Tunnel PICs depending upon the type of FPC in which
> they
> > are being installed. Each of these offer differing amounts of tunnel
> > bandwidth. The PB-TUNNEL is for Type 3 FPCs and is inherently limited to
> > 10Gbps of tunneling bandwidth. See page 3 of
> > http://www.juniper.net/us/en/local/pdf/datasheets/1000092-en.pdf for
> more
> > details.
> >
> > I'm pretty QOS illiterate, so I don't know if you might be able to apply
> > policers to lt interfaces to further limit the bandwidth. Maybe someone
> else
> > can comment on this.
> >
> > --Stacy
> >
> >
> > On Apr 18, 2009, at 3:44 AM, Robert Kern wrote:
> >
> >> Hi Stacy,
> >>
> >> thanks for answer. Is there a way to limit the traffic between
> >> logical-routers to 10Ge for example and what is the bandwidth limitation
> for
> >> a tunnel between LRs.
> >>
> >> Regards,
> >>
> >> Robert
> >>
> >> On Sat, Apr 18, 2009 at 7:29 AM, Stacy W. Smith <stacy at acm.org> wrote:
> >>
> >> On Apr 17, 2009, at 10:57 PM, Robert Kern wrote:
> >>
> >> Hi Guys,
> >>
> >> I have a question about interconnection logical-routers on M320 via
> >> FPC3-E.
> >> Interconnection should be internal (not via physical ports) and limited
> to
> >> 10Ge for example.
> >>
> >> What kind of configuration do I need for such logical connection - I
> >> belive
> >> no other HW is needed for that.
> >>
> >> Tnx for answers.
> >>
> >> Robert
> >>
> >> You need a logical tunnel (lt) interface. That requires either a tunnel
> >> PIC, AS PIC, or MS PIC.
> >>
> >> Assuming you have an lt interface, the configuration looks like this:
> >>
> >> logical-systems {
> >>   R11 {
> >>       interfaces {
> >>           lt-1/1/0 {
> >>               unit 2 {
> >>                   description "R11 LR to Default LR on unit 1";
> >>                   encapsulation vlan;
> >>                   vlan-id 1;
> >>                   peer-unit 1;
> >>                   family inet {
> >>                       address 192.168.21.6/30;
> >>                   }
> >>               }
> >>           }
> >>       }
> >>   }
> >> }
> >> interfaces {
> >>   lt-1/1/0 {
> >>       unit 1 {
> >>           description "Default LR to R11 LR on unit 2";
> >>           encapsulation vlan;
> >>           vlan-id 1;
> >>           peer-unit 2;
> >>           family inet {
> >>               address 192.168.21.5/30;
> >>           }
> >>       }
> >>   }
> >> }
> >>
> >> --Stacy
> >>
> >>
> >
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