Date: Wed, 16 Aug 2000 17:23:15 +0200 From: Bjoern Fischer <bfischer@Techfak.Uni-Bielefeld.DE> To: deepika kakrania <deepika_77@yahoo.com> Cc: freebsd-net@FreeBSD.ORG Subject: Re: Sending multicast packets Message-ID: <20000816172315.A490@frolic.no-support.loc> In-Reply-To: <20000816095123.290.qmail@web3003.mail.yahoo.com>; from deepika_77@yahoo.com on Wed, Aug 16, 2000 at 02:51:23AM -0700 References: <20000816095123.290.qmail@web3003.mail.yahoo.com>
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On Wed, Aug 16, 2000 at 02:51:23AM -0700, deepika kakrania wrote: > 2)both programs will be sending and receiving > packets.In this, both applications first join > multicast group and then one application sends packet > to this multicast group and other will read these > packets and then will write back same packet which > should be read by first application. But here, second > application doesn't receive the first packet itself. > Here also, tcpdump doesn't show any packets flowing > between these two routers. Do the processes join with INADDR_ANY? Do proper multicast routes exist on the hosts (or default routes)? Remember that not a host joins a group but an interface. Bj=F6rn --=20 -----BEGIN GEEK CODE BLOCK----- GCS d--(+) s++: a- C+++(-) UB++++OSI++++$ P+++(-) L---(++) !E W- N+ o>+ K- !w !O !M !V PS++ PE- PGP++ t+++ !5 X++ tv- b+++ D++ G e+ h-- y+=20 ------END GEEK CODE BLOCK------ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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