similar to: [HELP] Mutlicast over GRE tunnel

I am trying to setup GRE between two CentOS 4.5 boxes. I have tried several variations of what''s listed below, but none of them work. box1: modprobe ip_gre ip link set gre0 up ip tunnel add gretun mode gre local 66.1.1.161 remote 66.1.2.161 ttl 20 dev eth0 ip addr add dev gretun 10.253.253.1 peer 10.253.253.2/24 ip link set dev gretun up ip route add 10.2.0.0/16 via 10.253.253.2 box2:

? ? ? Hi, all:? ? ? ? ? I'm playing with Gre Tunnel programming in centos 6. ? ? ? ?? ? ? ? ? I wrote my program in these steps:? ? ? ? ? a, open /dev/net/tun ?device and ioctl with?TUNSETIFF, get fd to tun device, say "tun0"; ? ? ? ? b, create one socket and use it to set tun0's ?ip address, namyly?SIOCSIFADDR and?SIOCSIFDSTADDR; and then turn it up; ? ? ? ? c, create one raw

[Disclaimer : I'm not a network engineer] Hi, In a setup where OpenVSwitch is used with GRE tunels on top of an interface provided by tinc, I'm experiencing MTU problems and I'm not sure how to fix them. The manifestation of the problem is, from the user point of view, communication hang. And using "tcpdump -i there" displays lines such as : 18:54:00.345666 IP

I need to send multicast traffic through a GRE tunnel between two Linux routers. The tunnel works for normal IP packets, but I can''t see how to make it work for multicast. Here''s the setup: 10.10.10.0/24 LAN-B--------------RtrB-------------RtrC--------------LAN-C 192.168.2.0/24 192.168.1.0/24 RtrB interfaces: eth0

Hi, I have recently updated one of my systems from CentOs 6.4 to CentOS 6.5. This systems is used as a RIPv2 routing server with quagga which is the termination point of some GRE tunnels. While running CentOS 6.4 I see the multicast packages arriving at the eth0 and the GRE tunnel interface. While running under CentOs 6.5 I can see the multicast packages arriving at the eth0 but not on the GRE

Server: Ubuntu 11.10 server with postfix (MTA), dovecot (MDA) Mail client: Outlook Express in Windows XP with IMAP on port 143, SMTP on port 25 When tried to set up a new Outlook Express mail acct, the following error encountered: ? ? ?Your IMAP server wishes to alert you to the following: ? ? ?plaintext authentication not allowed without SSL/TLS, but your client did it anyway. ?If ? ? ?anyone

Am using dashboard 1.1.1 with the use_file_bucket_diffs option. When clicking on the links within a report it will show the old md5 file (on the left) but not the new md5 file (on the right) like; content content changed ''{md5}26a3112822d01f2ce6b3f052bf2809de'' to ''{md5}dd97364ab0559344d73231f517951595'' 26a3112822d01f2ce6b3f052bf2809de ==> is displayed

Sent from my iPhone Begin forwarded message: > From: D Chen <dchenusa at yahoo.com> > Date: April 19, 2012 4:06:49 PM PDT > To: lists-dovecot <replies-lists-a1z2-dovecot at listmail.innovate.net> > Subject: Re: [Dovecot] IMAP SSL incoming test need help ! > Reply-To: D Chen <dchenusa at yahoo.com> > > Thanks for nice pointing out in my mail.log! >

Hello.. File server freebsd 6.2-STABLE + samba-3.0.25a + ldap + acls Problem: I've a situation where file locking does not seem to be functioning as expected, in that more than one user can open and write to a file without any notifications being displayed about the file already being opened by another user. I have two Windows XP clients accessing the same shared file, user1 has the file

Hello. On a server running 2.4.25, I have the two following errors in the kernel logfile: Unexpected dirty buffer encountered at do_get_write_access:618 (08:11 blocknr 920707) Unexpected dirty buffer encountered at do_get_write_access:618 (08:11 blocknr 920707) Should I worry about them (disk failure, filesystem damage) ? Thanks. As an addition what does the pair '08:11' means ? Is

Ubuntu 11.10 server with postfix/dovecot/squirrelmail configured. Outgoing SMTP server seemed worked fine, however, the incoming IMAP with SSL on port 993 doesn't seem to receive any mail at all !? ?Here is the mail.log during the test session from an external yahoo mail (dchenusa at yahoo.com) to the internal server testmail.biokeyinc.com (dchen at testmail.biokeyinc.com) The log did NOT

Hi, all. I have a simple design I'm comparing to output from SPSS. the design is 1 repeated measure (session) and 1 between measure (cond). my dependent measure is rl. here is the data I'm using (in a data.frame): mig <- data.frame(subj=factor(rep(subj,3)), cond=factor(rep(cond,3)), session=factor(c(rep(1,nsubj),rep(2,nsubj),rep(3,nsubj))),

Hi! The Netfilter project proudly presents: nftables 0.7 This release contains many accumulated bug fixes and new features available up to the (upcoming) Linux 4.10-rc1 kernel release. * Facilitate migration from iptables to nftables: At compilation time, you have to pass this option. # ./configure --with-xtables And libxtables needs to be installed in your system. This allows