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Hi experts,

We have windows machine ( A ) in one network & 2 Linux Servers ( B & C ) in another network. There is a firewall between these 2 networks and SSH (TCP/22) & HTTPS (TCP/443) are allowed...

Hi

We have RHEL 6.7 on an HP physical server and want to install RHEL 7 (not upgrade) on top of it by means of virtualization. Is it possible to install/configure RHEV/KVM virtualization on base...

Thanks both.

That's what exactly I need at the moment - to list the users without MD5. This is on RHEL 6.7.

However the plan is to change default encryption algorithm to SHA512 and force users...

Hi,

As a security measure, we need to force all the users to use MD5 encryped passwords. For that we need to list users whose encrypted password is not MD5. I understand all MD5 encrypted...

Hi experts,

We need copy 5TB data from one server to another (over a 10Gbps link). We plan to use rsync -av remote:/<path /local on destination server but there're few special requirements like:
...

Thanks, that seems to have solved my prob but i need more tests to do to ensure. Is there any tool or software or anything that can help me setup iptables easily? somehow I find iptables very...

Hi friends,

I have a linux machine without iptables running and we have a new requirement to block a remote machine ( IP = 172.1.1.1 ) completely accessing our linux machine in both directions. So...

Thanks zaxxon for the reply Unfortunately it did not work and resulted a file with single line (vi shows 1 line) and wc -l shows 0.

Thanks jgt for your advice on pcl2txt but I couldn't get it for...

Excellent! You are absolutely right. I used this source file as PCL and able to generate PDF without any special/junk characters using gpcl6 from ghostpcl 9.18. But there's some small issue of...

Hello friends,

Could anyone please advise on how to remove escape sequences from a text file?

$ file input.txt
input.txt: ASCII English text, with escape sequences

I'm able to see...

Hello friends,

I need to convert ASCII text to PDF on RHEL 6 so I did the below and could generate PDF but it has lot of junk/special characters.

yum install enscript ghostscript

enscript -p...

Hello

I have a log file with thousands of lines like below

Sep 21 13:02:52 lnxtst01 kernel: New TCP in: IN=eth0 OUT= MAC=00:1a:4b:50:b7:32:00:08:e3:ff:fc:04:08:00 SRC=10.184.46.4...

Hello friends,

We have around 500 servers (HPUX, AIX and linux) and all of them need to be accessed from our management box (linux) via password-less ssh.

Out of 500 around 150 servers are...

Thank you Akshay Hegde,

First one works great.

Second one always makes it to "b". As I said in my first post, we need it vice-versa. For ex. it should change to "w" if it already has "b" and it...

Hello scriping expert friends,

I have 2 requirements on replacing fields of text files:

I have lot of data with contents like below:

[FEN...

Brilliant! Worked like charm!!

Many thanks RudiC :)

Hi friends,

I have a file with contents below:

01.m4a 00:14:45.82, 01.mp4 00:03:46.05, -659.770000
05.m4a 00:27:43.51, 05.mp4 00:27:45.10, 1.590000
06.m4a 00:11:39.73, 06.mp4 00:11:44.60,...

Hi

I have a linux box and need to access from windows graphically

# uname -a
Linux pc-l416116 2.6.18-155.el5 #1 SMP Fri Jun 19 17:06:47 EDT 2009 i686 i686 i386 GNU/Linux


What components...

If still problem exists, run ssh -vv user@IP and post the output here.

Hello friends,

I have huge file with many sets where each "set" has few lines and each set always begins with "Set" in Sq brackets as shown above.
# cat file1

[Set 1]
[Name "rnd"]
[Date...

Hi friends,

I have 2 requirements on numbers with starting zero's to make them having equal number of digits.

1. To setup a for loop for 1-100, it can be done by
for ((i=1;i<=100;i++))
do ...

Hello,

I have text files to append and am able to do with cat.

cat file1 file2 >file3

and file3 works fine in UNIX (checked with vi and it looks fine) but when i open the same file in...

Hello friends,

I have a file with duplicate lines. I could eliminate duplicate lines by running

sort <file> |uniq >uniq_file and it works fine BUT it changes the order of the entries as it we...

Thanks RudiC for the reply.

It works but with some issues like it's checking just first digit. It should rather check with "dot" as well like "1." "2." .... "5.". Otherwise it considering 11 also...

Hi,

I have a text file with one line having few words separated by space and I need to insert another word on "n"th column/field so that previous word should shift right (to n+1st column). how can...