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This article describes the steps necessary to configure the
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Topology
The elements used in this topology are as follows:
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Using the DNS Manager, verify that the Lync 2010 Enterprise Pool Alias is pointing (therefore resolving) to the IP address of the hardware Load balancer machine as shown below.
Panel borderStyle none Caption 0 Figure 1 DNS ManagerVerify that the VLAN interface used to communicate with the Lync server is tagged as indicted below.
Panel none Caption 0 Figure 1 Tag VLAN Interface Verify that the F5 MGMT IP address is configured to use the VLAN interface set in the previous step.
Panel borderStyle none Caption Figure 1 Verify Configuration of F5 MGMT IP Address Verify that the VLAN interface Settings are configured as shown below.
Panel borderStyle none Caption 0 Figure1 Verify Configuration of VLAN Interface Settings Verify that Local Traffic > Nodes settings contain the Lync FE1, Lync FE2, and the virtual IP address of hardware load balancer machine as shown below.
Panel borderStyle none Caption 0 Figure 1 Verify Node Settings Verify that the settings found in Local Traffic > Pools contain the pools that the F5 load balancer listens to Lync on defined port numbers for various services as shown below.
Panel borderStyle none Caption 0 Figure 1 Verify Pool Settings NOTE: the details of pool creation is explained in Deploying the BIG-IP LTM with Microsoft Lync Server 2010as shown below.
Panel Caption 0 Figure 1 none Details of Pool Creation
Verify the virtual server making use of the pools created above has itself been created as shown below.
Panel borderStyle none Caption 0 Figure 1 Verify Virtual Server
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- Federated IP/FQDN: Pool FQDN in the IP/FQDN field
- Netmask: 255.255.255.255 in the Netmask field
These fields allow the
to receive SIP messages from the hardware load balancer HWLB. However, in order to receive/send SIP messages to/from Front End Servers, the Netmask field must be configured with a value of 255.255.255.0.Spacevars 0 product
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Ribbon SBC 2000 Configuration
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Call Flows
Using the Log Exchange utility, you can verify the F5 Hardware Load Balancer (HWLB) in action —
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The deployment in this article allows the following call flow in PSTN ph >
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PSTN ph > Lync Client Call Flow
LYNC client >
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The deployment in this article allows the following call flow in Lync client >
> PSTN ph call direction.Spacevars 0 product
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Lync Client > PSTN ph
Overview
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