Displaying 20 results from an estimated 1000 matches similar to: "setup VLAN without primary LAN?"
2007 Dec 06
3
HTB performance improvement
HTB performance improvement
Hi all !
i''m looking at the performance of the HTB algorithm/implementation because i would like more packets/sec !!
this is the scenario of the performance test:
i''m using an embedded system with:
SPEED CPU: 399,999 MHz
RAM: 128 MByte
FLASH: 16 MByte
EEPROM: 8Kbyte
PROCESSOR MPC8272
a lan to lan 10/100 and in particular we are sending
2008 Aug 18
4
Disabling IPv4
I want to seriously work with IPv6 and not have stray IPv4 functions
messing with me.
So in /etc/sysconfig/network, I commented out NETWORKING=yes. I have
NETWORKING_IPV6=yes.
In /etc/sysconfig/network-scripts I altered ifcfg-eth0, setting
BOOTPROTO=none. That was enough for eth0 to only have IPv6 working on
it (have IPV6INIT=yes and IPV6_AUTOCONF=yes).
But lo had IPv4. So I commented
2009 May 12
6
can non-owner change file group setup?
We are tried to count how many files belong to certain group. Our system administrator told us "non-owner" can easy change file group name to another. I have been tried several combination and never successful (only ROOT can change file group to other name).
Does anyone know how "no-owner" can change file group name?
Thanks.
2009 Jun 10
1
IPv6 range provisioning question
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A few months back, I tried to use the network scripts to provision an IPv6 range
like can be done with IPv4. I was using CentOS 5.2 at the time and was informed
that 5.2 was broken in this regard. I have upgraded to CentOS 5.3 now and I am
trying to get IPv6 to provision an entire range of IPs, but I am still getting
the old behavior and no IPs are
2005 Jan 01
2
htb bridge problem, please chceck my config
hello. i have following setup:
a machine (winChip 200mhz cpu, 32mb ram, linux 2.4.28) acting like a bridge
with
2 interfaces (eth0 - to our ISP, eth1 - to our network)
machine does not have any IP
there is a 802.1q vlan eth0.2
eth0.2 and eth1 are bridged in br0
i have one 4mbit link which i share with my friend, i have 3mbit and he has
1mbit
all our IP addresses are public and we have the
2009 Mar 15
5
NTP error message on /var/log/messages
I just setup CENTOS 4.7 with latest patches on DELL server. I also configured NTP point to out time server. I found /var/log/messages file every 20 to 30 minutes will generate a error message :
Mar 15 14:28:15 SER1 ntpd[25037]: sendto(172.29.21.16): Invalid argument
Mar 15 14:45:22 SER1 ntpd[25037]: sendto(172.29.21.16): Invalid argument
Mar 15 15:02:29 SER1 ntpd[25037]: sendto(172.29.21.16):
2009 Feb 05
4
where is PD???
I am installed ORACLE software and it say server did NOT have PD:
Checking for make... found - /usr/bin/make
Checking for ld... found - /usr/bin/ld
Checking for cc... found - /usr/bin/cc
Checking for ar... found - /usr/bin/ar
Checking for ksh...
Unable to find PD KSH version.
Unable to locate all utilities with system path.
The server is CENTOS 5.1 with almost all software
2009 Aug 04
6
[Q} how can O.S. predicate a disk going to failure??
we have CENTOS 4.X on DELL server and one one of virtual disk include 4 disk configure as REID5 (one more disk for hot spare). I saw /var/log/messages file have:
Aug 4 06:27:02 host1 Server Administrator: Storage Service EventID: 2094 Predictive Failure reported: Physical Disk 1:5 Controller 0, Connector 1
Aug 4 06:27:02 host1 Server Administrator: Storage Service EventID: 2051 Physical
2009 Jun 02
3
Not received any E-MAIl from listserve???
I have been a while did NOT received E-MAIL from "centos" listserv. Any problem on CENTOS listserv?
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2009 Jan 06
3
monitor invidiual client (PC) network traffic to server?
We have DELL servers with CENTOS 3 and 4 installed. Application is client/server type.
Does there has way monitor invidual client (PC) network traffic to server?
Thanks.
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2016 Sep 03
3
more than one IP address on network device?
Hello
/etc/sysconfig/network-scripts/ifcfg-eth0 looks like this:
# Intel Corporation 82545EM Gigabit Ethernet Controller (Copper)
TYPE=Ethernet
NAME=eth0
NM_CONTROLLED=no
IPV4_FAILURE_FATAL=yes
UUID=cc2635ff-3c14-48ba-b19a-84c5b9d36a9d
ONBOOT=yes
DEVICE=eth0
BOOTPROTO=none
HWADDR=00:50:56:01:00:01
BROADCAST=192.168.0.255
IPADDR=192.168.0.10
NETMASK=255.255.255.0
NETWORK=192.168.0.0
2008 Dec 03
3
Yum upgrade inside firewall
We have several CENTOS 4.X which inside Firewall.? I can NOT run "yum" inside firewall to upgrade O.S. to new release.
?
Does there has way I can download all RPM to otherside firewall server then transfer those files into servers inside firewall and upgrade.
?
Anyone have procedure dicuments or website can be reference?
?
Thanks.
2009 Jun 28
5
How to change Disk sequence on DELL R900 CENTOS 5.3?
we have DELL R900 with CENTOS 5.3 in it. This DELL R900 come with one integrate PERC6/I and two PERC6/E card. DELL 6/I control 5 internal disks. The original disk sequence are:
/dev/sda1 /boot
/dev/sda2 /
/dev/sdb1 swap
...
after I configured PERC6/E disks and reboot, /dev/sda change to RAID disk and original /boot and / change to /dev/sde1 and /dev/sde2.
My modprobe.conf is:
alias
2009 Jul 30
2
how to create file system with less bad block??
We have CENTOS 4.X and 5.X on DELL servers. Recently we found some bad blocks happen on databases. the way we create file system is:
mke2fs -j /dev/sdXX
Does there has any good way can create file system with less bad block or avoid file system to use bad block?
Thanks.
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2008 Nov 25
3
[Q] what is difference between CENTOS and ORACLE unbreak Linux
ORACLE unbreak Linux and CENTOS both source code come from Redhat LINUX.? Does there have other difference between CENTOS and ORACLE Linux?
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2009 Jul 28
2
install cups-devel error on CENTOS 5.3
I have CENTOS 5.2 on DELL server. I tried to install new HP3530fs MFP driver which I download from HP. It ask me install two dependency "cup-devel". while I try to install "cups-devel" from DVD and got error:
# rpm -ivh cups-devel-1.3.7-8.el5.i386.rpm
error: Failed dependencies:
cups-libs = 1:1.3.7-8.el5 is needed by cups-devel-1.3.7-8.el5.i386
[root at MCG-ORA11
2008 Jun 25
1
where is CENTOS 5.2 DVD ISO???
I tried to download 64 bit CENTOS 5.2 DVD ISO.? I already checked more than 30 download site and can NOT find it.? Some site show DVD ISO in there, but it is fake.
?
My company does NOT allow use "torrent" to download files.? Any ideal?
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2009 Apr 29
2
FTP transfer file question??
When we used SFTP to transfer file it will keep file property like "create date", "rwx".
For FTP, is option can do that?
Thanks.
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2009 Jun 18
2
PERC6 driver on CENTOS 5.3
We have DELL R900 server with PERC6/i and PERC 6/E in it. O.S. is CENTOS 5.3. I download latest PERC 6 driver from DELL site and tried to installed it. I have error messages said :
Module version 00.00.03.21 for megaraid_sas.ko
is not newer than what is already found in kernel 2.6.18-128.1.10.el5 (00.00.04.01-RH1).
Does CENTOS 5.3 come with PERC6 driver? I knew in CENTOS 4.X PERC 5 or PERC6
2009 Jun 26
2
2TB partition limitation on X86_64 version??
we have DELL server with Centos 5.3 X86_64 bits version on it. This server also have couple MD1000 connect to it. We configured MD1000 as one hardware Volume size 2990GB.
I tried to use "fdisk" to partition this 2990Gb volume and "fdisk" can only see 2000GB. does 64 bits O.S. still have 2TB limitation on File system?
Does there has other tool can partition disk size large