[j-nsp] IGMP problem

[Mihai Gabriel]

You should enable the sap protocol for the group you want to generate join
messages.


On Tue, Sep 10, 2013 at 2:18 PM, Vladislav Vasilev <
vladislavavasilev at gmail.com> wrote:

> Robert,
>
> Just noticed you actually have "ip pim passive" under the interface...
>
> The "ip igmp join-group" in Cisco IOS generates IGMP joins (and PIM joins
> upstream), and packets sent to the group address get sent up to the CPU
> (the router would reply back to icmp-echo packets sent to the group address
> - convenient for troubleshooting).
>
> On the other hand, the "ip igmp static-group" in Cisco IOS generates IGMP
> joins (and PIM joins upstream), but packets sent to the group address do
> not get sent up to the CPU.
>
> As Krasi said, in JunOS, you still have the PIM joins upstream, but no
> IGMP joins are generated.
>
> Regards,
> Vladislav A. VASILEV
>
>
> On 10 Sep 2013, at 11:24, Krasimir Avramski wrote:
>
> > Hello,
> > Actually this config generates PIM (*,G) joins upstream to RP.
> > I'm not aware of static igmp joins(generated) or igmp proxies support in
> junos (excluding junosE) - though there is a  feature that translates PIM
> to IGMP/MLD
> >
> > Krasi
> >
> >
> > On 10 September 2013 12:55, Vladislav Vasilev <
> vladislavavasilev at gmail.com> wrote:
> > Hi Robert,
> >
> > What you have below only adds the interface to the OIL for that group.
> No IGMP joins are generated!
> >
> > Regards,
> > Vladislav A. VASILEV
> >
> >
> > On 10 Sep 2013, at 07:51, Robert Hass wrote:
> >
> > > Hi
> > > I would like to setup static IGMP joins between Cisco and Juniper.
> > > But it's not working. Juniper is not sending IGMP Joins.
> > > Same configuration Cisco + Cisco working without issues. Any clues ?
> > >
> > > Interface configuration for Juniper at Cisco side:
> > >
> > > interface GigabitEthernet1/1/1
> > > description Juniper
> > > no switchport
> > > ip address 10.10.10.21 255.255.255.252
> > > ip pim passive
> > > !
> > >
> > > Here is output of IGMP membership - none :(
> > >
> > > cisco#sh ip igmp membership | include GigabitEthernet1/1/1
> > > cisco#
> > >
> > > Here is JunOS configuration:
> > >
> > > interfaces {
> > >    ge-0/0/0 {
> > >        unit 0 {
> > >            family inet {
> > >                address 10.10.10.22/30;
> > >            }
> > >        }
> > >    }
> > > routing-options {
> > >    static {
> > >        route 0.0.0.0/0 next-hop 10.10.10.21;
> > >    }
> > > }
> > > protocols {
> > >    igmp {
> > >        interface ge-0/0/0.0 {
> > >            version 2;
> > >            static {
> > >                group 231.0.0.3;
> > >                group 231.0.0.4;
> > >            }
> > >        }
> > >    }
> > >    pim {
> > >        rp {
> > >            static {
> > >                address 10.10.10.255 {
> > >                    version 2;
> > >                }
> > >            }
> > >        }
> > >        interface ge-0/0/0.0 {
> > >            mode sparse;
> > >            version 2;
> > >        }
> > >        join-load-balance;
> > >    }
> > > }
> > >
> > > Rob
> > > _______________________________________________
> > > juniper-nsp mailing list juniper-nsp at puck.nether.net
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> >
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>
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