Spamming: A handbook for admins

Tags: emaileximfrozen mailsphpmailspamming

Published on : October 20, 2014 by

Spamming: A handbook for admins

We are here discussing different commands which can be used in find spamming in an Exim mail server, 1. Hourly count of sent mail for a domain, by specifying the domain and date. DOMAIN : domain.com without www YYYY-MM-DD : Date like 2011-11-03 LOGIN : dovecot_login / courier_login Replace all instances of above terms with appropriate […]

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rm -f *: “Argument List too long”

Tags: Argument List too longfile deletionfindrm -f *

Published on : October 19, 2014 by

rm -f *:  “Argument List too long”

Why?  “Argument List too long” error occurs when there is a large number of arguments passed to a command.We have come across this issue on delete files using rm command. This is caused because the command can not accept the arguments passed to it in full. There is a limit on the size of arguments […]

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CentOS: Adding static IP/ IP range

Tags: ifconfigIP configurationLinux networking

Published on : October 18, 2014 by

CentOS:  Adding static IP/ IP range

To add static IP – Single IP Create/edit file named ifcfg-<interface> in /etc/sysconfig/network-scripts/ How to get  Interface Information? Usually, the interface will be eth0. It can be determined from ifconfig result. Interface is the name under which new IP will be added. Add the following details :   Eg: to add IP 111.92.64.16 as a […]

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How To Setup Account-Level Filter on cPanel Servers

Tags: account level filteringcPanelmail filtering

Published on : October 17, 2014 by

How To Setup  Account-Level Filter on cPanel Servers

Account level filtering is a feature provided in cPanel to filter e-mail based on rules. E-mails can be filtered in account level; i.e., mails to all email accounts on the domain can be filtered. Mail filtering can reduce spam messages by discarding/rejecting them according to the rule-set. There is a default account created in cPanel […]

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Steps to enable auto-negotiation for your NIC

Tags: Auto-negotiationDuplexNIC

Published on : August 9, 2014 by

Steps to enable auto-negotiation for your NIC

Currently, your network card should be set to 100 Mbit Full Duplex, and auto-configuration (auto-negotiation) should be off, Let us see how to enable auto negotiation   After the adjustment, auto-negotiation must be activated to ensure the full network speed. Doing so will interrupt the network connection for a few seconds. After this change check […]

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