About hosts files – Grass Valley Aurora Browse v.7.0 Installation User Manual

Page 31

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April 6, 2010

Aurora Browse Installation and Configuration Guide

31

About hosts files

About hosts files

The hosts file is used by the control network and the streaming/FTP network for name
resolution, which determines the IP address of a device on the network when only the
device name (hostname) is given. The hosts file is located at

C:\Windows\system32\drivers\etc\hosts

on Windows XP and

Windows 2003 Server operating system computers. The hosts file must be the same
on all network devices. It includes the names and addresses of all the devices on the
network.

For FTP transfers on a K2 SAN, transfers go to or from K2 Media Servers that have
the role of FTP server. No transfers go directly to/from the shared storage K2 clients
that are on the K2 SAN. To support FTP transfers, in the hosts file the K2 Media
Server hostname must have the _he0 extension added at the end of the name and that
hostname must be associated with the K2 Media Server’s FTP/streaming network IP
address.

Here is an example of IP addresses and names associated in a hosts file:

#-----------------------------------------------------

#General Host Table

#-----------------------------------------------------

127.0.0.1 localhost

192.168.100.10 root-mf-svr

192.168.101.10 root-mf-svr_he0

192.168.100.11 root-mf-mdi

192.168.101.11 root-mf-mdi_he0

192.168.100.20 root-mf-adv-1

192.168.101.20 root-mf-adv-1_he0

192.168.100.21 root-mf-adv-2

192.168.101.21 root-mf-adv-2_he0

192.168.100.30 root-mf-nas-1

In this example 192.168.100.xx is the control network and 192.168.101.xx is the
streaming/FTP network. Each MediaFrame and MDI server has its hostname
associated with its control network IP address. In addition, each Encoder that needs
to transfer media over the streaming/FTP network has its _he0 hostname associated
with its streaming/FTP network address.

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