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Questions tagged [tftp]

Trivial File Transfer Protocol (TFTP) is a file transfer protocol notable for its simplicity.

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Device can ping, but not TFTP/GET from the server

I am trying to set up device with GNS3 by using my company cloud site, and I am blocked by tftp service. First of all, here are 2 Cloud Instances I have generated on this cloud site. As listed in this ...
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TFTP a file containing a space

On a windows 10 machine, I have installed a TFTP server (TFTPD64 by Ph. Jounin). I created two files named 'test.txt' and 'test me.txt' on this windows machine. Then, on a linux tftp client (atftp) I ...
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TFTP Timeout with no apparent cause

So basically I need to run a TFTP server in order to update and host firmware for a few devices in my network. From what I've read tftpd-hpa is the best option, but I have tried the older tftpd using ...
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What is boot file in PXE booting?

So, I'm learning the peinciple(or mechanism exactly) of PXE booting over the network, what I understand is: Client contact the DHCP server by broadcasting the DISCOVER msg with 2 key options(66 and ...
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985 views

Can syslinux chainload an EFI file?

I am looking to integrate provisioning by PXE-booting from a RedHat Satellite Server with a Windows Deployment Server. To do that, I want the (non-UEFI) syslinux bootloader from WDS to load another ...
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2 votes
2 answers
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TFTP reply with port not 69 can't go through NAT

I had an Ubuntu laptop which I configured as a router. The topology looks like: internet <---> laptop router <---> raspberry pi 3 NAT is enabled in the laptop to forward packets from ...
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986 views

PXE boot: TFTP file transfer fails

I am trying to PXE boot from a Windows 2019 server running tftpd32, as installed by CloneDeploy 1.4.0. The server's firewall is disabled. When trying to PXE boot (ipxe), the clients get an IP through ...
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tftp (tftpd-hpa) file not found

I've tried all of the things I've been able to find, but none of them match my issue. I have a tftpd-hpa server and I'm trying to pull a file from it with u-boot. I get "file not found" ...
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1k views

PXE boot over routed network

I've bumped into interesting problem with PXE boot, while TFTP server resides on another routed (not NAT'ed) sub-net. Setup: Dell PowerEdge 640/740 servers with Intel x710 10g network cards. Two ...
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Can't terminate TFTP

I'm trying to better understand a behavior I see - I took control of a server that had TFTP running and am trying to turn it off. I've already ran: systemctl stop tftp systemctl stop xinetd However,...
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Unable to complete TFTP transfer via SCCM PXE boot

I'm new to SCCM and have been setting it up in a dev environment available to me. Every machine is virtual and is isolated on its own VLAN (servers and clients alike). When I try to PXE boot any ...
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How to use TFTP to transfer file at startup automatically in linux?

I am trying to get a file through tftp on boot-up. Tftp server has been properly setup on another machine. I am running tftp get in a shell script like this: tftp 192.1x.x.110 << ! get file.txt ...
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tftp service is serving files but my Windows machine is not receiving them

I am running a tftp service on Linux and trying to transfer a file from Linux to a Windows 7 machine. The error message I get is below: Essentially, the Windows box responds with "File not found. ...
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can not access the tftp server via web

my tftp server can be accessed via commandline tftp 192.168.0.29 - get file that is working when I try to update the netgear, asking for a tftp server, it is not accepting my ip adresse. How to ...
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Unbrick Tenda W1801R router

I have been running Tomato v132 on my Tenda W1801R router and few days ago, I decided to update to the latest firmware. After flashed with v140, it worked fine for a few days. Then all of a sudden, ...
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PXELINUX network booting an ISO file

I'm trying to boot through the network with the help of PXELINUX. I've installed the necessary tools using the official Syslinux documentation. My PXELINUX configuration file (/tftpboot/pxelinux.cfg/...
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extract the tftp server address from dhcp ack

I'm having a router running OpenWrt and tinkering with it. Udhcpc is the DHCP client running inside. I'm looking at /lib/netifd/proto/dhcp.sh (This script calls udhcpc). My DHCP server has been ...
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Localhost can also receive packets from network adapter?

I always thought that localhost is only using the loopback interface, and can only receive packets that were sent to the loopback interface. Yet, on using tftpd64/tftp32 tool, while it listens to ...
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Issue with TFTP when trying to Flash Aironet 1142N

I am having an interesting issue trying to flash (to convert an AP from lightweight to autonomous) Cisco Aironet 1142Ns I have a small network setup with a computer serving as TFTP (FreeBSD 11) and ...
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1 answer
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How to PXE boot over WAN

I currently have a Debian PC and a Raspbian Raspberry Pi on my home network behind my router. The router has a port open for me in which I can ssh into the rPi when I'm away, and then once I'm in the ...
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TFTP Timing Out

I am writing a script to automatically download file from a tftp server. The problem is that I keep getting a timeout error. I am writing this on my windows box but I have tested it from my linux box ...
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Why I can't detect traffic from UDP port 69 with tcpdump?

I have a strange case where I don't know what happen. Usually using tcpdump shall allow us to know if a packet reach to the NIC before iptable filter. This works so far on most UDP port I tried but ...
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1 answer
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Changing path for destination of file after using put command in tftp

I am using two linux machines to do tftp file transfer. The transfer is happening properly if server_args path is /var/lib/tftpboot(default path). But when i change it to some other path for eg(/home/...
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Unable to TFTP clonezilla files from WDS' TFTP server during PXE boot

I installed Windows Deployment Server and I've modified my PXE boot menu so that I can boot different kernels (which works). Now I'm trying to set up CloneZilla to also PXE boot but I can't get the ...
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TFTP Server With Red Hat 7

How do I set up a TFTP Server w/ Red Hat 7? This is a fresh VM install of RHEL 7.3. I'm using the RHEL 7 Installation Guide instructions at https://access.redhat.com/documentation/en-US/...
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4 answers
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How do I correctly configure TFTP server tftpd64?

I have followed these instructions for installing tftpd64 on my 64 bit Windows 10 OS: http://www.tricksguide.com/how-to-setup-a-tftp-server-tftpd32-windows.html#comment-84949 When I do this I get ...
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TFTP transfer fails with error "Connect request failed"

I need to back up the configurations on my routers and main switches. I have installed the the tftpd64.exe tool on my local machine and am accessing the router via Telnet. I have bound the IP ...
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680 views

Cannot tftp from DLINK 600M router to upgrade Firmware

I have tried upgrading firmware through wireless. I think it went fine I assume, as I can access my router through the web interface. But now, I cannot connect to the internet, IP and DNS Server are ...
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3 votes
1 answer
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UEFI syslinux does not load initrd over HTTP in PXE boot

I am trying to set up a GParted Live PXE boot and follow the PXELINUX instructions to set up the boot. I've got it working with TFTP but now I want to switch the loading of vmzlinuz, initrd and other ...
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2 answers
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Can you tftp download a file in one line?

I want to script the download of a file without having to enter tftp's command prompt. I've found that I can sort of achieve this with a here-document: tftp 192.168.1.2 69 << _EOF_ get ...
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How to find on which port the TFTP server is running?

How to find remotely on which port the TFTP server is running on FreeBSD? The standard UDP port 69 is not listed amongst open ports when scan FreeBSD server with IP scanner.
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File exists but not visible from other programs [duplicate]

I have an .EXE file installed on c:\windows\system32 (Win7) which is not visible for other programs except by Windows applications (Explorer, cmd, etc) I can run it from any cmd terminal. However, ...
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2 answers
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Tftp put linux one line

I have been following the answer provided in this link : Put file with tftp client in Linux However, I've tried all of the commands listed and always get this response. usage: tftp host-name [port] ...
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How to see DHCP boot setup in wireshark?

My client tries to boot wrong file with DHCP and I'd like to debug it. My previous configuration was to boot with lpxelinux.0 file but now I changed it to pxelinux.0. But client is still looking for ...
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2 votes
1 answer
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Xyplex MaxServer 20 Terminal Server

I recently purchased a Xyplex (which was purchased by MRV) MaxServer 1620 terminal server for my CCNA lab so I could manage all of the console connections from a single device.. Well, that was the ...
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1 answer
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Unable to boot to tftp (unable to transfer files)

I am following instructions from this link: http://www.cyberstreams.com/install-windows-7-network-using-pxe-booting-tftp/ I have followed till step 8. However i am not getting past from that step. I ...
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Booting via network does not work with UEFI mode

I have a laptop I tried booting with PXE to install Windows using WDS. However, the network boot would fail at the TFTP section. If I disabled the network (uefi) option and went legacy network boot, ...
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VMWare Workstation on Windows7, Firewall Issues

I have a Ubuntu image running under VMWare Workstation 11.1 on a Windows 7 pro machine. This VM image is there in part to serve some files over TFTP to a number of hosts on a network. The tftp server ...
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2 votes
2 answers
10k views

TFTP: Server Error: (2) Access Violation

I am trying to send a file to TFTP server using below command: tftp -p -l test.txt xx.xx.xx.xx And TFTP usage is: BusyBox v1.13.2 (2011-03-24 18:58:44 CDT) multi-call binary Usage: tftp [OPTION]... ...
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2 answers
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UDP not forwarded through switch

I have a switch D-Link DGS-1210 with 52 ports. There is a device connected to the switch that shall be updated. The update requires a TFTP transfer between my PC and the device. Unfortunately the ...
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PXE TFTP Permission Denied

I have a windows server 2003 VM and since Virtualbox supports NAT networking and has the Intel PXE firmware, id like to test it out and maybe use it between two real machines in the future. I have ...
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LTSP fails while downloading images

Some time ago, I've configured LTSP on Debian machine. I've been using it from time to time and it worked. Today it stopped working and I cannot figure out what's wrong. Client says: Intel UNDI, ...
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1 vote
1 answer
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How to install operating system from ISO image through TFTP and PXE?

TFTPD64 is installed on the computer that has the .iso file for operating system. I extracted the contents of .iso into a local folder. In TFTPD64 I have to enable DHCP server, even though there's ...
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1 vote
1 answer
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Unable to Set up DHCP and TFTP on Ubuntu

I want to transfer my kernel image to beaglebone black, and the guide mentions that I should have already set up DHCP and tftp on the host machine. I have set up the TFTP using: sudo apt-get ...
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1 answer
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Installing Windows 7 using Serva fails with error 3

I have an old Toshiba laptop which does not have CD Rom and also it does not support boot from USB. I want to install Windows 7 in it. After some searching, i came to know that i can install it using ...
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tftpd64.exe crash when booting Debian via PXE

I'm trying to install Debian via PXE with a Windows 7 Pro 64-bit server. I'm using this guide: http://assylias.wordpress.com/2013/04/15/installing-ubuntudebian-with-pxe-using-a-windows-machine/ The ...
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3 votes
3 answers
10k views

Is it possible to TFTP files via shell script in OS X?

I'm working on migrating my development environment from Windows to OS X and have run across a problem with TFTP. I use TFTP to upload files to an embedded network device, this is the only option to ...
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2 votes
2 answers
601 views

Remote PXE server files

Is it possible to view the contents of a remote PXE/TFTP Server on a Windows PC? I would like to get the pxelinux.0 file off of a remote server, but when I connect using WinSCP or just Explorer I get ...
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1 answer
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Can`t create new files on tftp server

I have installed tftpd and xinetd on Ubuntu 13.10 and I have problems with writing to tftp server. /etc/xinetd.d/tftp file content: service tftp { protocol = udp port = 69 ...
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How to get Win8 installed onto a laptop without DVD or USB?

I have the following situation on a laptop that I need to get Win8 (32-bit) onto: The Ingredients A laptop that: Can't boot from USB Doesn't have a working DVD drive apparently Apparently does ...
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