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Forum: Red Hat 11-20-2017
1,450
Posted By chuikingman
Snmp [xx] Got trap from peer in Red Hat Linux
hi
I get below error from console and message log in red hat linux

snmp [xx] Got trap from peer on fd 13 .


Any idea why there is error and how to fix it ??


Please use CODE tags as...
Forum: Red Hat 06-29-2014
1,290
Posted By chuikingman
I am sure it is not work as router in this linux...
I am sure it is not work as router in this linux box ..

Traffic come to two lan card in linux box from external only....
Forum: Red Hat 06-28-2014
1,290
Posted By chuikingman
The iptables certainly stop ......I check before...
The iptables certainly stop ......I check before ...
Forum: Red Hat 06-27-2014
1,290
Posted By chuikingman
PC cannot reach two lan card Linux box
we have red hat 6 linux box
There are two lan card
one lan card eth0 have ip 10.82.190.31/24 GW 10.82.190.254
2th lan card eth1 have ip 10.82.188.33/24 GW 10.82.188.254
I have below route ... I...
Forum: Red Hat 04-14-2014
2,051
Posted By chuikingman
Hack a centos Linux box
HI,
I have a Centos linux box and there is interface connect to internet.
I stop the iptables in this box .
After a few day , I find the linux box have been hacked and install some perl script...
Forum: Red Hat 03-29-2014
3,899
Posted By chuikingman
Hi, What is function of below line ???? ...
Hi,
What is function of below line ????


account sufficient pam_succeed_if.so uid = 0 use_uid quiet
Forum: Red Hat 03-29-2014
3,899
Posted By chuikingman
It is true . That is what I find in the strange ...
It is true . That is what I find in the strange centos linux OS.
I want to know how to reproduce in normal Centos OS linux ...
Please advice in detailed....
Forum: Red Hat 03-28-2014
3,899
Posted By chuikingman
No.the case I want to reproduce is : I can...
No.the case I want to reproduce is :

I can use "su -" in non-root user account to switch to "root" .But the command "su - root" is disabled.
the login from console with root account is also...
Forum: Red Hat 03-28-2014
3,899
Posted By chuikingman
I want to reproduce in normal linux OS. please...
I want to reproduce in normal linux OS.
please advice how I can make this .....
Forum: Red Hat 03-28-2014
3,899
Posted By chuikingman
I find use below echo > /etc/securetty ...
I find use below

echo > /etc/securetty


then the login root in console will be not allow .

But I login with other non-root account and use "su - root " .
I is still working ...
I need to...
Forum: Red Hat 03-28-2014
3,899
Posted By chuikingman
Hi, I try to change /etc/passw to false at...
Hi,
I try to change /etc/passw to false at root entry.
I follow your setting.
But I find I cannot login in console with root.
Even I login with other non-root account.
I cannot use "su -" to...
Forum: Red Hat 03-28-2014
3,899
Posted By chuikingman
Su root or login root
Hi,
I find there is some customized linux with application.
When I use login account root and type the password.
It is not allow to login.
But if I login with specified user and password....
Forum: Red Hat 05-18-2012
13,465
Posted By chuikingman
iptable port forwarding between two lan interface
Hi,
How can I config iptables to allow port forwarding from one WAN interface to second lan interface .
In my system I have one wan interface 61.93.204.56 (eth0),and lan interface 10.2.1.52(eth1)...
Forum: Red Hat 02-07-2012
4,783
Posted By chuikingman
sendmail client with AUTH
HI,
I use redhat 5.7 .
I configure sendmail as client and deliver the email to the external SMTP server(10.1.1.176) .
The smtp server need SMTP AUTH in order to send email with SMTP.
I...
Forum: Red Hat 12-14-2011
2,991
Posted By chuikingman
Tc command and IP tos in linux
Hi,
I use comand Tc to set the traffic control in linux box .
I use below command to set Qos , search TOS field equal to 0x2 and put it in first queue
other put in to third queue ..

tc qdisc...
Forum: Red Hat 11-21-2011
2,029
Posted By chuikingman
install redhat linux 5 into usb disk
Hi,
I have 2 question.
1)how can I install the redhat linux 5 into USB disk and boot from USB disk forever.
2) how can I backup an existing redhat linux from hd to USB by disk image and make the...
Forum: Red Hat 09-08-2011
3,030
Posted By chuikingman
tar/untar over ssh
I use red hat linux.
I have two linux server .
I want to use tar over ssh to tar and untar the file.
The server A , have IP 10.1.1.a ,there is dir a and contain files.
The server B have IP...
Forum: Red Hat 09-06-2011
1,648
Posted By chuikingman
backup/restore vir machine manager in red hat
Hi,
I use virtual machine manager in red hat linux 5.4 .
I create the guest host in the virtual machine manager...
How can I backup and restore the guest host ??
Any detailed procedure ???
Forum: Red Hat 07-20-2011
4,953
Posted By chuikingman
change IP and hostname in red hat ES 5
how I can change IP and hostname in red hat linux es 5 command mode , not in desktop GUI???
please advice in detailed
Forum: Red Hat 06-22-2011
1,160
Posted By chuikingman
x-win client connect red hat
Hi,
I use red hat linux ES 5.5 32 bit .
There is x win(startx) installed.
I wan to use XP at another computer and connect the x-win(startx) through IP network .
Which software/freeware I can...
Forum: Red Hat 06-22-2011
11,909
Posted By chuikingman
loghost in etc hosts
Hi,
I configure the /etc/hosts in red aht ES 5.4
I want to ask what is the function of "loghost "..
If I miss it , any different or problem ??/
Below is the etc/hosts file

127.0.0.1...
Forum: Red Hat 06-20-2011
6,838
Posted By chuikingman
[root@vls sysconfig]# cat named cat: named: No...
[root@vls sysconfig]# cat named
cat: named: No such file or directory
[root@vls sysconfig]# cat name*
cat: name*: No such file or directory
[root@vls sysconfig]# cat network
NETWORKING=yes...
Forum: Red Hat 06-20-2011
6,838
Posted By chuikingman
No
No
Forum: Red Hat 06-20-2011
6,838
Posted By chuikingman
save resolv.conf in linux
Hi,
I use red hat Es 5.5 64 bit..
I find the item nameserver in resolv.conf cannnot be saved.
Everytime ,reboot or restart the netwrok service .
The data in resolv.conf will be removed and clear...
Forum: Red Hat 06-20-2011
6,838
Posted By chuikingman
error in linux when restart network service
hi,
I use red hat linux .
When I start up network service .
I get below error in eth2
root@vls etc]# service network restart
Shutting down interface eth2: [ OK ]
Shutting down loopback...
Showing results 1 to 25 of 75

 

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