similar to: [SOLVED] iptables rule question for Centos 5

I have a server that allows incoming traffic for ssh and some other things. I need to set up a rule that will drop/reject all traffic from a particular server except ssh. How can I do that. _____________________________________ "He's no failure. He's not dead yet." William Lloyd George

thhis didnt go through completely the first time. I am a bit confused as to how this works. I created a local unpriveleged user (with /bin/nologin shell). i uncommented the line containing nopriv_user=ftpsecure and restarted vsftp. I am confused as to what is supposed to happen. Shuld the daemon /usr/sbin/vsftpd be run as root or should it be ftpsecure? Or is the account only used to

Can someone point me to some documentation on how to set up centos 5.0 as an iscsi target? I'm completely new to iscsi so need something basic. _____________________________________ "He's no failure. He's not dead yet." William Lloyd George -------------- next part -------------- An HTML attachment was scrubbed... URL:

Cant find this version. Can some point me in the right direction. _____________________________________ "He's no failure. He's not dead yet." William Lloyd George -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20070918/5561d59f/attachment.html> -------------- next part

We have and nfs mount from a windows pc nfs server. A file is created on the server, but can take as long as 50 seconds to become available on the client. We are running Centos 5.2 (final), using NFS version 3. Is there anything we can do from the client side to see the file more quickly. The files are very small, usually about 1k _____________________________________ "He's no

Hi List, I have been searching for the correct createrepo command to make a 6.4 respin. We have been doing this with previous versions using createrepo -u "media://$discinfo" -g ${DIR}/my_kickstart${VER}/comps.xml . Which had worked fine until now. Thanks, -- Stephen Clark *NetWolves* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email: steve.clark at netwolves.com

Hello, Anybody else run into problems with biosdevname .0.5..0-2 changing names from p2p1 to em1 when upgrading from biosdevname 0.4.1-3? Darn! I thought biosdevname was to keep the names the same!! -- Stephen Clark *NetWolves Managed Services, LLC.* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email: steve.clark at netwolves.com http://www.netwolves.com

Hi, I have a confusing problem. I have two centos 5,5 boxes. Both have sudo.i386 1.7.2p1-9.el5_5 installed I am using the same sudoers file, but the one on box A keeps trying to do DNS lookups while the one on box B does not. How do I disable this DNS lookup? Thanks for any info. -- Stephen Clark *NetWolves* Sr. Software Engineer III Phone:

Alan& Akemi, Would it be possible to get CONFIG_ARPD turned on in the centosplus 6.x kernel? It is required to use opennhrp. See the link below where is was decided to turn it on in Fedora. https://bugzilla.redhat.com/show_bug.cgi?id=502844 -- Stephen Clark *NetWolves* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email: steve.clark at netwolves.com

Hi, I am setting up crashkernel and was wondering where I get the kernel-debug rpm for centosplus kernels. Thanks, -- Stephen Clark *NetWolves Managed Services, LLC.* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email: steve.clark at netwolves.com http://www.netwolves.com

Hi, Has anyone using CentOS 6 been able to successfully set an mtu larger than 9710 on an interface. I am seeing super jumbo frames with length > 10000. ... IP 10.79.4.53.64327 > 10.79.2.53.24294: Flags [.], seq 16060:29200, ack 1, win 32767, length 13140 ... CentOS release 6.7 (Final) Thanks, -- Stephen Clark *NetWolves Managed Services, LLC.* Director of Technology Phone:

Hi, I want to be able to rename a folder using R, similar to file.rename. I want to paste " - done" onto the folder name. The reason for this is we run a loop on a large number of folders on a server and it would be nice for people to be able to log in and instantly see if their data has been processed so they can remove it. I have searched the help list but have not found anything and

Hi, I'm plotting PDFs and have a problem. If I have more than 8 sources of data the colours are repeated. These plots are used to remove poor data from the sets so it would be helpful if I could expand the colour range. Is there any way to do this? The plots are coloured by defining a vector colsVec<-1:(length(mzXMLfiles)) And defined in the loop for (file in 1:length(mzXMLfiles)) as

Hi List, FYI. We have been using CentOS 6.4 and have 2 vpn/gre tunnels to separate cisco rtrs using ospf. with kernel 2.6.32-358.23.2 We have upgraded to 6.5 bit using kernel 2.6.32-431.5.1 and the exact same configuration scripts for our vpn/gre tunnels. What I see is the first gre tunnel works great and I get an ospf neighbor. The second tunnel comes up and I can ping across it and I see

Hi, Has anyone else had trouble trying to reach the epel repo. I can only get to it if I change the https to http in the epel.repo file. -- Stephen Clark *NetWolves Managed Services, LLC.* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email: steve.clark at netwolves.com http://www.netwolves.com

Hi, Does anyone know if there is an option for the ifcfg-br file that matches the brctl setageing parameter? I am using KVM and am running a DPI guest and need this parameter set to 0 to get mirrored span port data to cross the bridge to the guest vnet device. Thanks, -- Stephen Clark *NetWolves Managed Services, LLC.* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email:

Hello List, Does anyone know why this is not available in CentOS 6.6. I found it in a SL repo but not in CentOS. I found several CentOS Bugs one answered by JH http://bugs.centos.org/print_bug_page.php?bug_id=6822 saying it had been added to 6.5 2013-12-09 19:05 JohnnyHughes Resolution open => fixed But it is still not available. cat /etc/redhat-release CentOS release 6.6 (Final)

Hi List, Strange problem. I am running off of CentOS x86_64 6.4 usb key that is sdb I have ssd disk that has a centos image on it. I have mounted the partitions /dev/sda3 as /mnt/sysimage and /dev/sda1 as /mnt/sysimage/boot I am trying to chroot to /mnt/sysimage dir but get the following error. [root at localhost root]# /usr/sbin/chroot /mnt/sysimage /bin/bash /usr/sbin/chroot: failed to run

Hello, We are running units in the field that are headless. Sometimes we get units returned that we when we boot them up have some type of filesystem inconsistency that the default preen doesn't fix but running fsck -y does. I want to eliminate the -p (preen option) and always do the -y option anyone know where to make this change? Thanks, -- Stephen Clark *NetWolves* Director of