Networking

I am looking for a generic network load monitor that will work over the remote ssh session. Nothing fancy. All I need is current device statistics together with a nice graph. How do I monitor network load using a console based software under Debian or Ubuntu Linux operating systems?

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How do I boot and Install OpenBSD operating system using Preboot Execution Environment (PXE)? Do I need to use an existing OpenBSD host to install OpenBSD using PXE?

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How do I install and configure TFTP server under Debian or Ubuntu Linux server to configure networking equipment such as remote booting of diskless devices or remote loading of Unix like operating systems via PXE boot?

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I work form home, and I need to login into our corporate network (Microsoft based PPTP server) using a pptp based vpn. How do I configure and setup up a PPTP VPN client under OpenBSD desktop / laptop or router / server operating systems?

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How do I setup a DHCP server for my local area network (LAN) using Debian Linux 6 or Ubuntu Linux server running on my IBM hardware?

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The following question was asked in the Unix networking exam:

How do you speed up ping and traceroute command responses under Unix or Linux operating systems?

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I am a new CentOS Linux server user. How do I change hostname on CentOS Linux?

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