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About Omneon MediaGrid - Harmonic Inc

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System Installation with ContentServer 3000 Series<br />

Connecting ContentDirectors in a Stretch Cluster<br />

First Network Switch or Switch Module<br />

Second Network Switch<br />

or Switch Module<br />

ContentDirector 1<br />

IMPORTANT: Make sure to connect ContentDirectors as shown in Figure 21. <strong>Inc</strong>orrectly connecting the<br />

ContentDirectors may result in problems with your <strong>MediaGrid</strong> system.<br />

Figure 21 shows a detail of the ContentDirector connections to network switches across two sites.<br />

NOTE: The network switches you connect to the ContentDirectors may differ from those shown below.<br />

IMPORTANT: If you are supplying your own network switches, make sure to use only <strong>MediaGrid</strong>-qualified<br />

switches in your <strong>MediaGrid</strong> system. To find out if a switch is <strong>MediaGrid</strong>-qualified, contact your <strong>Harmonic</strong><br />

representative.<br />

Fiber optic connector<br />

First Network Switch or Switch Module<br />

Second Network Switch<br />

or Switch Module<br />

Figure 21. ContentDirector and Network Switch Connections in Stretch Cluster<br />

To connect ContentDirectors to network switches in a stretch cluster:<br />

ContentDirector 2 Fiber optic connector<br />

Site 1 Site 2<br />

1. Starting with the ContentDirector at Site 1, connect a yellow fiber optic cable to NIC 3. Connect the<br />

other end of the cable to an open port on the second network switch at Site 2. This will be used for<br />

Private VLAN 1.<br />

2. Connect a black Ethernet cable to NIC 2 on the ContentDirector at Site 1. Connect the other end of<br />

the cable to an open port on the first network switch at Site 1. This will be used for Private VLAN 2.<br />

3. Connect a white Ethernet cable to NIC 0 on the ContentDirector at Site 1. Connect the other end of<br />

the cable to an open port on the first network switch at Site 1. This will be used for the Public VLAN.<br />

4. Connect a blue Ethernet cable to NIC 1 on the ContentDirector at Site 1. Connect the other end of<br />

the cable to an open port on the second network switch at Site 1. This will also be used for the Public<br />

VLAN.<br />

5. For the ContentDirector at Site 2, connect a yellow Ethernet cable to NIC 3. Connect the other end<br />

of the cable to an open port on the second network switch at Site 2. This will be used for Private<br />

VLAN 1.<br />

50 Installation and Configuration Guide

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