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Microsoft® Lync® Server 2013 Unleashed Second Edition by Randy Wintle, Alex Lewis, David Ross, Tom Pacyk

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Additional Firewall Port Requirements for a Hybrid Deployment

For a hybrid deployment there are a few additional port requirements for both inbound and outbound traffic, as shown in Table 28.9. Whereas the outbound ports are required only if an organization uses outbound filters or proxy servers to control outbound traffic, the inbound ports are required for all hybrid deployments.

Table 28.9. Additional Firewall Port Requirements for a Lync Hybrid Deployment

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Note

The firewall port requirements listed in Table 28.9 are relevant to the communication between on-premise Lync systems and Lync Online/Office 365. However, these are in addition to ...

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