How to dd an image and save it to tftp without saving into local machine?

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2















I want dd an image and save it to remote using tftp for example I'm trying to do



"dd if=/dev/mtd2" | save it to tftp server.


the direction of the file I have used in that code is wrong I'm trying my best to learn how it can be, this is the wrong code I made my self I mean half of it :'(



"dd if=/dev/mtd2" | tftp -l -p RootFS.bin 10.10.233.238 | dd of=File.bin 


`



also if it's possible to transfer multiple folders and save it as one file on tftp for e.g I want to copy given below



/ #



or these directories



bin dev etc lib mnt opt proc root sbin sys tmp usr var



and save it as



fielname.bin



on



tftp server



My wrong code is




tftp -l /bin && /dev/ && /etc/ && /lib/ && /mnt/ && /opt/ && /proc/ &&
/root/ && /sbin/ && /sys/ && /tmp/ && / usr/ && /var/ -r Linux.bin -p
10.10.233.238











share|improve this question
























  • Dear Can you mention the command for multiple directories transfer at once also.

    – noob-scientist
    Jul 26 '17 at 5:31

















2















I want dd an image and save it to remote using tftp for example I'm trying to do



"dd if=/dev/mtd2" | save it to tftp server.


the direction of the file I have used in that code is wrong I'm trying my best to learn how it can be, this is the wrong code I made my self I mean half of it :'(



"dd if=/dev/mtd2" | tftp -l -p RootFS.bin 10.10.233.238 | dd of=File.bin 


`



also if it's possible to transfer multiple folders and save it as one file on tftp for e.g I want to copy given below



/ #



or these directories



bin dev etc lib mnt opt proc root sbin sys tmp usr var



and save it as



fielname.bin



on



tftp server



My wrong code is




tftp -l /bin && /dev/ && /etc/ && /lib/ && /mnt/ && /opt/ && /proc/ &&
/root/ && /sbin/ && /sys/ && /tmp/ && / usr/ && /var/ -r Linux.bin -p
10.10.233.238











share|improve this question
























  • Dear Can you mention the command for multiple directories transfer at once also.

    – noob-scientist
    Jul 26 '17 at 5:31













2












2








2








I want dd an image and save it to remote using tftp for example I'm trying to do



"dd if=/dev/mtd2" | save it to tftp server.


the direction of the file I have used in that code is wrong I'm trying my best to learn how it can be, this is the wrong code I made my self I mean half of it :'(



"dd if=/dev/mtd2" | tftp -l -p RootFS.bin 10.10.233.238 | dd of=File.bin 


`



also if it's possible to transfer multiple folders and save it as one file on tftp for e.g I want to copy given below



/ #



or these directories



bin dev etc lib mnt opt proc root sbin sys tmp usr var



and save it as



fielname.bin



on



tftp server



My wrong code is




tftp -l /bin && /dev/ && /etc/ && /lib/ && /mnt/ && /opt/ && /proc/ &&
/root/ && /sbin/ && /sys/ && /tmp/ && / usr/ && /var/ -r Linux.bin -p
10.10.233.238











share|improve this question
















I want dd an image and save it to remote using tftp for example I'm trying to do



"dd if=/dev/mtd2" | save it to tftp server.


the direction of the file I have used in that code is wrong I'm trying my best to learn how it can be, this is the wrong code I made my self I mean half of it :'(



"dd if=/dev/mtd2" | tftp -l -p RootFS.bin 10.10.233.238 | dd of=File.bin 


`



also if it's possible to transfer multiple folders and save it as one file on tftp for e.g I want to copy given below



/ #



or these directories



bin dev etc lib mnt opt proc root sbin sys tmp usr var



and save it as



fielname.bin



on



tftp server



My wrong code is




tftp -l /bin && /dev/ && /etc/ && /lib/ && /mnt/ && /opt/ && /proc/ &&
/root/ && /sbin/ && /sys/ && /tmp/ && / usr/ && /var/ -r Linux.bin -p
10.10.233.238








linux dd remote tftp arch-arm






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edited Mar 9 at 14:34









Rui F Ribeiro

41.9k1483142




41.9k1483142










asked Jul 24 '17 at 19:51









noob-scientistnoob-scientist

133




133












  • Dear Can you mention the command for multiple directories transfer at once also.

    – noob-scientist
    Jul 26 '17 at 5:31

















  • Dear Can you mention the command for multiple directories transfer at once also.

    – noob-scientist
    Jul 26 '17 at 5:31
















Dear Can you mention the command for multiple directories transfer at once also.

– noob-scientist
Jul 26 '17 at 5:31





Dear Can you mention the command for multiple directories transfer at once also.

– noob-scientist
Jul 26 '17 at 5:31










1 Answer
1






active

oldest

votes


















3














This is a tricky one, and it also appears you're using an embedded device (by the use of /dev/mtd).



It looks like you're trying to take an image of a block device, and create a 'bin' file on another machine. You may be overthinking this - a block device is openable as a file, and can be read by normal tools.



If that is what you are trying to achieve, the command you want to run is



tftp -l /dev/mtd2 -r file.bin -p 10.10.233.238



This opens the file /dev/mtd2 (even though it's a block device) and saves it as 'file.bin' on 10.10.233.238.






share|improve this answer

























  • Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

    – noob-scientist
    Jul 24 '17 at 20:40







  • 2





    I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

    – xrobau
    Jul 24 '17 at 23:04











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1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









3














This is a tricky one, and it also appears you're using an embedded device (by the use of /dev/mtd).



It looks like you're trying to take an image of a block device, and create a 'bin' file on another machine. You may be overthinking this - a block device is openable as a file, and can be read by normal tools.



If that is what you are trying to achieve, the command you want to run is



tftp -l /dev/mtd2 -r file.bin -p 10.10.233.238



This opens the file /dev/mtd2 (even though it's a block device) and saves it as 'file.bin' on 10.10.233.238.






share|improve this answer

























  • Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

    – noob-scientist
    Jul 24 '17 at 20:40







  • 2





    I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

    – xrobau
    Jul 24 '17 at 23:04















3














This is a tricky one, and it also appears you're using an embedded device (by the use of /dev/mtd).



It looks like you're trying to take an image of a block device, and create a 'bin' file on another machine. You may be overthinking this - a block device is openable as a file, and can be read by normal tools.



If that is what you are trying to achieve, the command you want to run is



tftp -l /dev/mtd2 -r file.bin -p 10.10.233.238



This opens the file /dev/mtd2 (even though it's a block device) and saves it as 'file.bin' on 10.10.233.238.






share|improve this answer

























  • Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

    – noob-scientist
    Jul 24 '17 at 20:40







  • 2





    I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

    – xrobau
    Jul 24 '17 at 23:04













3












3








3







This is a tricky one, and it also appears you're using an embedded device (by the use of /dev/mtd).



It looks like you're trying to take an image of a block device, and create a 'bin' file on another machine. You may be overthinking this - a block device is openable as a file, and can be read by normal tools.



If that is what you are trying to achieve, the command you want to run is



tftp -l /dev/mtd2 -r file.bin -p 10.10.233.238



This opens the file /dev/mtd2 (even though it's a block device) and saves it as 'file.bin' on 10.10.233.238.






share|improve this answer















This is a tricky one, and it also appears you're using an embedded device (by the use of /dev/mtd).



It looks like you're trying to take an image of a block device, and create a 'bin' file on another machine. You may be overthinking this - a block device is openable as a file, and can be read by normal tools.



If that is what you are trying to achieve, the command you want to run is



tftp -l /dev/mtd2 -r file.bin -p 10.10.233.238



This opens the file /dev/mtd2 (even though it's a block device) and saves it as 'file.bin' on 10.10.233.238.







share|improve this answer














share|improve this answer



share|improve this answer








edited Jul 24 '17 at 23:04

























answered Jul 24 '17 at 20:31









xrobauxrobau

28926




28926












  • Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

    – noob-scientist
    Jul 24 '17 at 20:40







  • 2





    I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

    – xrobau
    Jul 24 '17 at 23:04

















  • Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

    – noob-scientist
    Jul 24 '17 at 20:40







  • 2





    I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

    – xrobau
    Jul 24 '17 at 23:04
















Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

– noob-scientist
Jul 24 '17 at 20:40






Dear check the question again and see I've change it to /dev/mtd2 as I mistakenly use the wrong name before. Plz also check this satsig.net/cgi-bin/yabb/YaBB.pl?num=1249745511

– noob-scientist
Jul 24 '17 at 20:40





2




2





I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

– xrobau
Jul 24 '17 at 23:04





I updated it, but the concept is the same - you can tread /dev/mtd2 as a file. There is no need to dd it.

– xrobau
Jul 24 '17 at 23:04

















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