Search found 243 matches

by kashif
Fri Mar 09, 2012 11:54 pm
Forum: Jobs
Topic: Senior Linux/Solaris System Administrator
Replies: 0
Views: 5515

Senior Linux/Solaris System Administrator

Hi,
Senior Linux/Solaris System Administrator required.(Lahore based)

For detail

http://careers.i2cinc.com/index.php?m=p ... rID=901287
by kashif
Mon Sep 20, 2010 12:59 pm
Forum: Jobs
Topic: Linux/Solaris System Administrator
Replies: 0
Views: 5738

Linux/Solaris System Administrator

Linux/Solaris System Administrator job is available

Location : Lahore

Compay I2cinc


Linux RHEL/Centos Advance knowledge is mandatory.

RHCE will be preferred.

Salary will be attractive.

Send resume at hr@innovative-pk.com
by kashif
Wed Jun 10, 2009 11:06 am
Forum: Administration
Topic: time base restriction with iptables ?
Replies: 1
Views: 3959

time base restriction with iptables ?

aoa, I am able to restrict the squid traffic through time base ACL in squid. I am not using masquerade and forwarding per ip like -A FORWARD -s 17x.x.53.54 -p tcp -m tcp --dport 443 -j ACCEPT -A FORWARD -s 17x.x.53.54 -p tcp -m tcp --dport 1863 -j ACCEPT -A FORWARD -s 17x.x.53.54 -p tcp -m tcp --dpo...
by kashif
Thu Apr 16, 2009 2:38 pm
Forum: Administration
Topic: Daylight saving time ?
Replies: 1
Views: 4824

Daylight saving time ?

aoa,

I am using 15+ Linux servers. (RHEL5 and Opensuse11)

All server are syncing time to a centralize ntp server which is sync with international ntp server.

Now as Pakistan has implemented daylight saving time, How can I configure my ntp server to adjust it by one hour.

waiting for :D
by kashif
Tue Mar 03, 2009 9:35 am
Forum: Jobs
Topic: Network admin with Linux experience required
Replies: 3
Views: 10560

Position is for its Lahore office.


Company has two offices one is in Dubai and second is in Lahore.

http://ttcs.com.pk/
by kashif
Mon Mar 02, 2009 11:44 am
Forum: Jobs
Topic: Network admin with Linux experience required
Replies: 3
Views: 10560

Network admin with Linux experience required

Dear All, A Network admin. with Redhat Enterprise Server 5 experience Or at Least RHCE Training is required. Send your CVs at following address Email: sajid.ali@ttcs. com.pk Contact: Cell=0321-4045895 Interview as soon as possible. Requirements 1- Squid proxy, DHCP, DNS Configurations. 2- Configurin...
by kashif
Fri Feb 27, 2009 6:08 pm
Forum: Administration
Topic: 4GB memory issue with 32bit linux
Replies: 7
Views: 11160

4GB memory issue with 32bit linux

aoa, I am using centos 5.0 32 bit with kernel 2.6.18-53.el5. I upgraded the memory from 2 GB to 4 GB. (Currenty I cant use PAE kernel becuase some third party modules have compiled in current kernel ) As per my knowledge 32 bit system support 4GB memory without PAE. But free command displaying only ...
by kashif
Sat Feb 21, 2009 9:34 pm
Forum: Administration
Topic: Too many open files error
Replies: 10
Views: 15213

Thanks osama :lol:

It solved a big problem.

Above is very good link to the related problem.

The solution was to add the command "ulimit -n 65536" to the init script, prior to starting Asterisk.
by kashif
Thu Feb 19, 2009 3:41 pm
Forum: Administration
Topic: Too many open files error
Replies: 10
Views: 15213

aoa, Problem still persist. I have increased the limit and even rebooted the machine. # ulimit -a core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited max nice (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 32758 max locked memory (kbytes, -l) 32 max memory size (kbytes, ...
by kashif
Thu Feb 19, 2009 1:36 pm
Forum: Administration
Topic: Too many open files error
Replies: 10
Views: 15213

aoa,

Now doing that and will reply soon.

w/s
by kashif
Thu Feb 19, 2009 11:59 am
Forum: Administration
Topic: Too many open files error
Replies: 10
Views: 15213

Thanks Furrkuh for you reply, below is the output ]# cat /var/run/asterisk.pid 2630 [root@vicidial ~]# ls -l /proc/2630/fd/ | wc -l 1017 and ulimit -a core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited max nice (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 32758 max lo...
by kashif
Wed Feb 18, 2009 4:17 pm
Forum: Administration
Topic: Too many open files error
Replies: 10
Views: 15213

Distro is Centos 5.0 as mentioned earlier.

and to increase the system wide limit

vi /etc/sysctl.conf

fs.file-max = 655910


and #sysctl -p will reread this file.
by kashif
Wed Feb 18, 2009 12:22 pm
Forum: Administration
Topic: Too many open files error
Replies: 10
Views: 15213

Too many open files error

assalam o alaikum, I have a query and will be thankful for some good reply, On asterisk server (centos 5.0) I am finding the frequent message in asterisk logs Feb 17 11:38:38 NOTICE[3697] manager.c: Accept returned -1: Too many open files when I check for open files # lsof |wc -l 4022 I have increas...
by kashif
Thu Jan 22, 2009 11:19 pm
Forum: Security
Topic: Top 100 Network Security Tools
Replies: 3
Views: 11150

Top 100 Network Security Tools

assalam o alaikum,

Very informative site for security concerns.

http://sectools.org/