users@shoal.java.net

Re: [Shoal-Users] Cross-Subnet-Support

From: Shreedhar Ganapathy <Shreedhar.Ganapathy_at_Sun.COM>
Date: Tue, 08 Jul 2008 09:39:26 -0700

Jung-Shuo Pai wrote:
> Thank you so much!
>
> Hope that this project can become more mature & popular!
We cant do it without good community folks like you !
So please keep your feedback coming.
:)
Shreedhar
>
> John
>
> On Tue, Jul 8, 2008 at 6:04 AM, Joseph Fialli <Joseph.Fialli_at_sun.com
> <mailto:Joseph.Fialli_at_sun.com>> wrote:
>
> Mike Wannamaker wrote:
>
>
> Sure will do, you can disregard my last email anyways that's
> just the Remote Desktop Protocol chatter…
>
> ------------------------------------------------------------------------
>
> *From:* Shreedhar.Ganapathy_at_Sun.COM
> [mailto:Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM>]
> *Sent:* July 7, 2008 2:58 PM
> *To:* users_at_shoal.dev.java.net <mailto:users_at_shoal.dev.java.net>
> *Subject:* Re: [Shoal-Users] Cross-Subnet-Support
>
> Hi Mike
> Thanks.
> Joe Fialli is trying to reproduce this in our env. I would
> wait for his analysis.
>
> I have recreated the issue using crosssubnetdemo.sh (that is part
> of shoal source distribution).
>
> I will follow up to list when I have a diagnosis on what the issue is.
> (Since I am out tomorrow, earliest that I will have any more info
> is Weds.)
>
> -Joe Fialli
>
>
> Thanks
> Shreedhar
>
> Mike Wannamaker wrote:
>
> I hooked up Ethereal. I saw tcp packets from my other machine
> but it looked like the destination was port 3741 even though I
> had configured 5200? I changed to use 3741 and still not
> working. I see the messages coming but I also see a lot of
> errors sent back saying incorrect checksum.
>
> Any other info I can provide to you?
>
> ------------------------------------------------------------------------
>
> *From:* Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM>>
> [mailto:Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM>]
>
> *Sent:* July 7, 2008 11:57 AM
> *To:* users_at_shoal.dev.java.net
> <mailto:users_at_shoal.dev.java.net>
> <mailto:users_at_shoal.dev.java.net
> <mailto:users_at_shoal.dev.java.net>>
>
> *Subject:* Re: [Shoal-Users] Cross-Subnet-Support
>
> Hi Mike
>
> Mike Wannamaker wrote:
>
> Hi Shreedhar
>
> I'm trying to test the cross-subnet support.
>
> It seems really easy when reading the document below.
>
> Two properties set and away you go.
>
> However I have done this and trying to get two machines
> clustered from different subnets it don't seem to work?
>
> Basically I just added this to my test application?
>
> _properties.put(ServiceProviderConfigurationKeys.IS_BOOTSTRAPPING_NODE,
> "true");
>
> _properties.put(
> ServiceProviderConfigurationKeys.VIRTUAL_MULTICAST_URI_LIST,
> "tcp://10.6.2.89:5200 <http://10.6.2.89:5200/>");
>
> //initialize Group Management Service
>
> m_GMS = initializeGMS(_properties);
>
> 10.6.2.89 <http://10.6.2.89/> is my local machine here. Does
> it matter if bootstrapping is true on the other machine but
> its IP is not in the list?
>
> The bootstrapping needs to be set to false on the other
> machine if its address is not on the list. Could you try that
> ? The cross subnet support work is yet to thoroughly tested.
> Its not battle tested yet.
>
>
>
> Doesn't matter commented that line out and ran that code on
> the other machine which is on another domain within our
> company and it doesn't seem to work. The machine can ping my
> machine so it can see it.
>
> What do I do now? How do I debug this or how do I tell if it
> is being setup correctly for cross-subnet?
>
> You could take a tcp dump and load the file in
> Ethereal/wireshark to see if communications are happening
> between the two machines on port 5200.
>
>
> Or am I doing something wrong?
>
> The bootstrap node value should be either true or false. Could
> you try that and let me know?
>
>
> TIA
>
> --ekiM
>
> ------------------------------------------------------------------------
>
> *From:* Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM>>
> [mailto:Shreedhar.Ganapathy_at_Sun.COM
> <mailto:Shreedhar.Ganapathy_at_Sun.COM>]
>
> *Sent:* June 28, 2008 12:44 PM
> *To:* users_at_shoal.dev.java.net
> <mailto:users_at_shoal.dev.java.net>
> <mailto:users_at_shoal.dev.java.net
> <mailto:users_at_shoal.dev.java.net>>
>
> *Subject:* Re: [Shoal-Users] Questions and Documentation?
>
> Hi Mike
> Wrt your recent question below:
>
> Mike Wannamaker wrote:
>
> Hi I have a few questions
>
> Was wondering if there is any documentation on bootstrapping
> the JXTA in order to facilitate cross sub-net/firewall
> communications?
>
> Here's a document I wrote up. Please let me know if this is
> helpful and works as described.
>
> http://wikis.sun.com/display/shoal/Shoal+How-To+-+Configuring+for+cross+subnet+support
>
> Thanks
> Shreedhar
>
>
>
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe_at_shoal.dev.java.net
> <mailto:users-unsubscribe_at_shoal.dev.java.net>
> For additional commands, e-mail: users-help_at_shoal.dev.java.net
> <mailto:users-help_at_shoal.dev.java.net>
>
>
>
>
> --
> Best regards,
>
> Pai, Jung-Shuo
> ===================================
> Master's degree:
> Graduate Institute of Information Management
> National Sun Yat-sen University
>
> Bachelor's degree:
> Department of Management of Information Systems
> National Chengchi University
>
> Sun Certified JAVA Programmer 1.4
>
> Mobile phone: 886+ 953404037
> E-mail: pikapai_at_gmail.com <mailto:pikapai_at_gmail.com>