[Xorp-users] RE： Help in only IGMP startup

[Ben Greear]

On 05/15/2011 08:03 PM, jo70204 wrote:
> Hi all,
>
> That problem is perplexing me.
> If someone know that issue or suggestion, please let me know what’s wrong about that problem.

Maybe you need PIM to have this work?  I don't understand the relationship
between PIM and IGMP too well, so it would take a bit of work to figure
out if what you are trying to do can work or not.

If you don't need multicast routing, then I don't think you need xorp
at all?

Thanks,
Ben

>
> Thanks a lot.
> Dola Jung
>
>
> --- 11/5/12 (四)，jo70204<jo70204 at yahoo.com.tw>  寫道：
>
>> 寄件者: jo70204<jo70204 at yahoo.com.tw>
>> 主旨: Help in only IGMP startup
>> 收件者: xorp-users at xorp.org
>> 日期: 2011年5月12日,四,下午5:20
>>
>>
>> I try
>> to only startup IGMP, but not startup multicast
>> route(PIM).
>>
>> And
>> construct a simple model(point to point).
>> Source(eth0:192.168.1.2)<---------------->Client(eth0:192.168.1.3)
>>
>> XORP
>> is installed at Source.
>> Packet
>> Producer(ex: packETH) is installed at Client.
>> Source
>> need to send IGMP query to Client; Client send IGMP report
>> to Source.
>>
>> I
>> refer to XORP IGMP wiki, and Source’s XORP configure file
>> is:protocols
>> {igmp {
>>         disable:
>> true
>> interface eth0 {
>> vif eth0 {
>> disable: true
>> version: 2
>> enable-ip-router-alert-option-check:
>>   false
>> query-interval: 125
>> query-last-member-interval: 1
>> query-response-interval: 10
>> robust-count: 2
>> }
>> }
>> }
>> }
>> interfaces
>> {
>>
>> restore-original-config-on-shutdown: true
>>
>> interface eth0 {
>>
>> description: "main interface"
>>
>> disable: false
>>
>> default-system-config
>>
>> }
>>
>> interface lo {
>>
>> description: "Loopback"
>>
>> disable: false
>>
>> default-system-config
>>
>> }
>> }
>>
>> I use
>> Packet Capturer(ex: wireshark), and it exactly capture IGMP
>> Query and Report packets in both Source and
>> Client.
>> But
>> use Xorpsh “show igmp group”, I found out no multicast
>> group membership info.
>> What
>> problem is happened?
>>
>> I
>> doubt that my Source configure file maybe miss some XORP
>> deamon’s configure.
>> But I
>> don’t need multicast routing, does XORP still need fea or
>> mfea?
>>
>> Anyone
>> tries to only enable IGMP, not enable PIM.
>>
>> Thanks
>> all.
>> Dola
>> Jang
>>
>
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-- 
Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com