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11
votes
5answers
2k views

UEFI netboot menu

I have an existing PXE syslinux environment and I'd like to set up a similar EFI-based netboot environment. I'm a big fan of the various menus as seen in the screenshot below and I'd like to find ...
5
votes
5answers
3k views

How can I make an internet facing TFTP server secure?

I have many Cisco IP phones that operate in the following manner (oversimplified): Negotiate with DHCP for IP, DNS, TFTP, etc. Look for SEPXXXXXXXXXXXX.cnf.xml configuration file on TFTP server ...
5
votes
3answers
11k views

TFTP uploads failing

I am running TFTPD via xinetd on a Centos 5.4 server. I am able to access files via tftp fine, so I know the service is running ok. However, whenever I try and upload a file I get a 0 Permission ...
5
votes
2answers
17k views

How to make working TFTP server on CentOS 6.2

I'm trying to setup TFTP server on CentOS 6.2. The /etc/xinet.d/tftp configuration file is the following: service tftp { disable = no socket_type = dgram protocol = udp ...
4
votes
6answers
9k views

PXE Boot - Linux server & OpenBSD client

I have an old machine here I'm trying to setup as a diskless client running OpenBSD, booting from my fedora 10 machine. I've setup tftp and dhcp and both appear to be correct, yet the client just ...
4
votes
3answers
535 views

Generate TFTP Content on the fly?

I know this isn't the purpose of TFTP, but I'm working in an environment where a lot of different types of devices pull provisioning info from a TFTP server. What I'm developing is a provisioning ...
4
votes
1answer
274 views

chmod -R 777 on PXE server - why

So I am following a guide to set up a PXE server, for reference here are the links: Actual PXE setup NFS PXE setup Live-cd PXE setup: Now throughout these guides he keeps running the chmod -R 777 ...
4
votes
1answer
185 views

What could cause TFTP reloaded Cisco `running-config` on 871 to fail?

Cisco CCP Write Configuration borked my 871w config while I was trying to setup port forwarding. I went through the basic steps to reconfig the router. I looked to see if I could just reset the ...
3
votes
2answers
683 views

Windows 7 Requires ARP for UDP?

Seems like my Windows 7 box (with 2 NICs if that's relevant) requires an ARP response before it sends packets to a certain IP address. The specific context I'm in is running a TFTP server (TFTPD32). ...
3
votes
1answer
287 views

Is there a match on incoming interface in DHCPd classes?

(Note, the title of the question Is there a way to classify DHCP requests based on the interface they're coming from? is what I want answered, but it doesn't actually ask that question for a ...
3
votes
1answer
9k views

dnsmasq: failed to create listening socket: Address already in use

The OS is Scientific Linux 6.3 (which is similar to redhat, centos and fedora) and I have installed dnsmasq with the following configuration interface=eth1 domain=hpclab expand-hosts ...
3
votes
4answers
12k views

tftpd allows connections, but times out transferring a file

I'm runnung Ubuntu 12.04 in a VirtualBox VM. I've installed the tftpd-hpa package. I'm using this to boot an embedded Linux system, and I've noticed that on first boot of my VM, it wouldn't work, but ...
3
votes
1answer
858 views

TFTP Timing Out on Ubuntu VM [closed]

I'm running a Windows 7 PC with VMware installed which has my Ubuntu (10.04 Lucid Lynx). I recently installed a DHCP server and TFTP (Xinet tftpd) using these instructions. I've mapped a network drive ...
3
votes
2answers
3k views

WDS 2012 R2 Server

Background: WDS Server 2012 R2 (runs on a 2012 R2 Hyper-v server), DHCP server runs on a different server in a different physical LAN. Both Lans go into the same Layer3 switch. Currently all my ...
2
votes
3answers
6k views

TFTP server for MAC OS X

does anyone know any TFTP server for Mac OS X? maybe there is one build-in?
2
votes
3answers
9k views

Easily obtain list of sessions from Juniper Netscreen

I've got a Juniper Netscreen SSG-5 that occasionally gets a high session count. I've got 4096 licensed sessions, and there are times I see 3000+ for a small office (a dozen or so people). This is ...
2
votes
4answers
13k views

pxe boot fails with message: no DEFAULT or UI configuration directive found

I am trying to pxe-boot a machine (client), and in the process I am trying to setup a tftp server that this machine can boot off. On the server, which runs Ubuntu 10.10, I have setup dhcp, dns, nfs, ...
2
votes
2answers
172 views

Boot and/or synchronise linux image from network

I'm looking for a solution (or at least for some guide/pathway/manual) to boot AND SYNCHRONISE Linux images from network. I already understand how network boot (PXE, DHCP, TFTP) works. In my ...
2
votes
1answer
134 views

check TFTP share

is there any way to check which folders are shared by TFTP ?
2
votes
2answers
3k views

Sonicwall settings for Polycom TFTP

I'm switching our VoIP phones (Polycom 301s and 501s) to our data network. They were previously segmented to their own network. This means disabling the DHCP on the Trixbox (Asterisk) server and ...
2
votes
1answer
634 views

Fedora 17 tftp not sending files on requests

My Issue is I am attempting to set up tftp on a server, Everything appers to be running correctly exept when I try to download a file from tftp it never responds, There are not any error's that I see, ...
2
votes
0answers
3k views

tftp server configuration under ubuntu, Access violation

Here is my configuration: $ vi /etc/xined.d/tftpd service tftp { protocol = udp port = 69 socket_type = dgram wait = yes user = nobody server = ...
2
votes
1answer
5k views

PXE-E32 TFTP Open Timeout While Attempting to PXE Boot from Windows Deployment Services

I'm running Windows Deployment Services on Windows Server 2008 R2 on top of an ESX 4.0 box. This is the only function of this VM instance, although it had previously functioned as an AD Domain ...
1
vote
2answers
294 views

Centos TFTP boot server without a dhcpd server

Good Day, I want to ask the comunity if it is possible to setup a TFTP boot server without running a local dhcpd server on the local box? The setup currently looks like this? What is currently ...
1
vote
2answers
340 views

Strange UDP/TFTP Problem

My TFTP client only seems to be getting responses from the TFTP server to its RRQ (download requests) if I watch the traffic in wireshark. If I shut down wireshark (running on the TFTP server), the ...
1
vote
2answers
2k views

3COM switch “Can't find source file” error on tftp put

I am trying to upgrade my 3COM switch firmware. I am following the instructions on these links: http://alextakacs.blogspot.com/2011/06/upgrading-firmware-on-3com-4500-switch.html ...
1
vote
1answer
71 views

installing programs to client over Ubuntu server

I am guessing this is possible, however I am not sure what protocol(s) to use and pretty much the way to go about this. Let's say for instance Open Office -- how could we set up our Ubuntu server to ...
1
vote
2answers
163 views

Windows TFTP Server Recomendations?

I am finding myself in need of a tftp server for a project. Can anyone recommend a good server for windows? Thanks much, D
1
vote
1answer
485 views

Getting “Connection timed out” on a tftp server though it seems everything is configured correctly, what could be the reason?

I've just installed a cobbler (with tftp/dhcp) server on a CentOS 6.6 machine at work. I've configured tftp to run under xinetd and the conf file looks like so: service tftp { disable ...
1
vote
1answer
2k views

Ubuntu kickstart configuration file fails with error: The file may be corrupt

I'm trying to install my ubuntu servers with iPXE. I have created the kickstart file with system-config-kickstart, but once downloaded by the installing server, the parsing fails with the error: The ...
1
vote
2answers
809 views

CentOS tftp server is broken

I'm trying to run tftpd from xinetd on CentOS 6; however, I can only tftp from localhost. I have a file in /opt/tftpboot/fw.test.conf that I can retrieve if I tftp to localhost: [mpenning@localhost ...
1
vote
1answer
493 views

FreeBSD Netboot over TFTP

Is there a way to boot FreeBSD over TFTP? All the instructions I've seen require you to transition to NFS after PXEBOOT has loaded.
1
vote
2answers
7k views

LTSP - TFTP, PXE and pxelinux.0 issue

After my ltsp-build-client --arch i386 All went well, but for some reasons tftpd-hpa wasn't installed there were no /var/lib/tftpboot folder. So I had to install tftpd-hpa manually. DHCP is working ...
1
vote
5answers
6k views

Cisco “copy startup-config tftp” results in a 0 byte file on the server?

I'm pulling my hair out figuring this out. My startup-config is good, I can view it with a show command. I'm trying to copy it to a tftp server: asa5505# copy startup-config tftp Address or name of ...
1
vote
1answer
899 views

Debian netboot via PXE required files

I'm trying to perform a netboot to install Debian on a spare PC I have. I'm using a Windows XP Pro box as the "server". It has a TFTP/DHCP server set up and running on it, but the information on which ...
1
vote
1answer
22 views

Catalyst 2960-X no xmodem or tftp transfer

I tried to upgrade the IOS on a Catalyst 2960-X stack with three members. The upgrade failed and left me with three switches without bootable files. So I connect to the rommon via console using ...
1
vote
1answer
583 views

DHCP Option 66 ignored?

Im trying to setup a PXE boot server to deploy CloneZilla images easily, using pxelinux.0. I have a tftp-hpa server running on a server, I tested it with a client and it works fine. We are using a ...
1
vote
2answers
243 views

Cisco and HP backups to Spiceworks TFTP occasionally creating .tmp files

We are backing up our ASAs and switches using some scripting. It works very well. I have noticed though, occasionally, the backups to the TFTP will come out not as plain "files" with no extension, ...
1
vote
1answer
528 views

What is needed to use TFTP/PXE with failover ucarp?

I have a Linux TFTP/PXE server which works. If I setup failover on 192.168.245.1 which is where TFTP is being served, the client fails with tftp open timeout. I am testing with tftp 192.168.245.1 ...
1
vote
2answers
2k views

How to chroot the tftp service

I have tftp installed on Ubuntu 10.04 with the below /etc/xinetd.d/tftp file. I can connect to the tftp server using tftp 10.1.1.54 get pxelinux.0 and it retreaves the file with no issue. When I ...
1
vote
1answer
3k views

PXE booting / TFTP/DHCP issue (using Cobbler 2.0)

I'm using Cobbler 2.x from the EPEL repositories. Have used 1.6 for ages. I've imported the CentOS 5.5 DVD (also tried this with 5.4). The DVD imports with no apparent issue, and sets up the ...
1
vote
1answer
51 views

Linux: tftp not working, transfer timed out, what could be the reason?

I have a server which runs cobbler and tftp server. My task is to configure a read-write tftp server. tftp is configured through xinetd and the configuration file looks like so: service tftp { ...
1
vote
1answer
185 views

TFTP (for PXE purposes) Server running Debian, problems with Samba

The way my network works, is my DHCP server (pfSense) is on another server at 192.168.1.1. My Mac server is at 192.168.1.2, and my TFTP server (latest version of Debian) is at 192.168.1.3. I've ...
1
vote
1answer
431 views

Downloading with U-Boot's tftp randomly times out

I have a custom board with TI OMAP SoC. I'm trying to download uImage from linux machine via U-Boot's tftp. It fails with timeouts (most of the tries timeout limit exceeds and very rarely it gets ...
1
vote
1answer
3k views

Retrieving kickstart and other .img file in pxe remote installation in CentOS

I am trying to installation CentOS through pxe tftp installation. Installation starts but it fails to download image files from the http server. but file are accessible on the http server. Logs from ...
1
vote
0answers
610 views

Use different thinstation network configuration files for diffrent OS booting through PXE

I want to use thinstation to boot to RDP client which connects to either Ubuntu or Windows server 2008 R2. The user should be able to choose which OS they want to connect to. I've added the following ...
1
vote
0answers
390 views

ks.cfg file + how to fit the ks.cfg for PXE server

I want to configure the ks.cfg file under PXE server So I will able to install linux from PXE server PXE server include the files ( initrd.img & vmlinuz ) and the ks.cfg My default ks.cfg was ...
1
vote
0answers
142 views

iptables filter tftp's caps failed

i want use iptables to filter tftp client's OUTPUT package, but failed, could you help me? My rules: iptables -A OUTPUT -m udp -p udp --dport 69 -j NFQUEUE iptables -A OUTPUT -m string --algo kmp ...
1
vote
0answers
278 views

tftpd-hpa inside VMware server fails to deliver files for PXEBoot

I've a PXE server for network installation. Everything was working fine until we virtualized the server using VMware ESXi 5.1. When we try to boot a machine through the network, it got an IP from the ...
1
vote
0answers
1k views

TFTP/PXE with the foreman

I'm having trouble getting PXE working with the foreman. It dl's pxelinux.0 fine, find the correct pxelinux.cfg for the mac address and then tried to download the kernel. Then we have a failure: ...