Category: Linux Networking

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Linux Admin Reference – Network Bonding – Redhat Enterprise Linux ( RHEL5 / RHEL6)

  Bonding is a feature that can be enabled bu the Linux kernel, to allow system administrators to combine two or more network interface to form a single, logical “bonded” interface, for redundancy or increased throughput purpose. We can configure Linux bonding in 7 different modes. The behavior of the...

2

RHEL6 – KVM Administration CookBook – Part 1

I believe, this is one of the long pending post from me. Anyway, before proceeding with the actual cook book first let’s briefly recollect the concept of virtualization.  Virtualization is noting but creating an abstraction layer in between the Operating System and Hardware , so that the physical hardware...

6

RHEL 6.3 – LDAP Series – Part 3 : LDAP Configuration With Encrypted Communication using TLS/SSL

    LDAP server authentication without encrypted communication is not recommendable for any organization.  In this Post,  I will be discussing the procedure to configure LDAP server and client to use encrypted authentication and communication. This is third  Post  in LDAP implementation Series. Previous posts for...

24

RHEL 6.3 – LDAP Series – Part 1 : Implementation of LDAP Authentication

What is LDAP  LDAP ( Lightweight Directory Access Protocol) is client-server protocol which provides directory services to the client machines.  Each LDAP server contain the  data required to making up the  LDAP database, commonly BDB  ( Berkely DB),  a high performance transactional database.  LDAP manages it’s...

8

Linux Samba Server integration with Windows Active Directory – Part 2

This is second part of my earlier post “Linux Samba Server integration with Windows Active Directory”. In this post I will be  showing you the procedure to configure the Samba servers with two different shares, one share is having access to only specific samba user whereas...

2

Understanding Network VLANs

Virtual LANs or VLANs are virtual separations within a switch that provide distinct logical LANs that each behave if there were configured on a separate physical switch. Some Important points about VLANS.  All the servers connected with in a VLAN will have same broadcasting domain, and...

11

Linux Network Troubleshooting

Network connection problems include slow connections, as well as complete loss of connectivity. Factors that may cause slow connectivity include incorrectly configured domain name system (DNS) settings, inefficiently configured routing tables, inferior cabling, overloaded servers, and network congestion. The same set of factors, as well as...

14

Network Physical Connectivity Check for Solaris and Linux

Network connectivity checks For the server without OS  ( just Racked hardware and powered up)   For X86 Hardware We have to make LED checks – like when we disconnect the cable at the server side / switch side the Link / Act LEDs should lit...

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