Juniper NFX250 - Page 9

List of Figures
Part 1 Architecture Overview
Chapter 1 Architecture Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Figure 1: Position of the Juniper Device Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 2: Basic Disaggregated Junos OS Architecture . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 3: Virtual Machine Monitors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 4: Containers–Overall Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 5: VNF Bridging with Virtio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 6: VNF Communication Using SR-IOV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 7: Physical and Virtual Layers in the Disaggregated Junos OS . . . . . . . . . . . 13
Figure 8: Physical and Virtual Component Communication . . . . . . . . . . . . . . . . . . 14
Part 3 Management
Chapter 3 Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 9: Out-of-band Management Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 10: In-Band Management Interface Network . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 11: In-Band Management Interface Example . . . . . . . . . . . . . . . . . . . . . . . . 35
Part 4 Virtual Network Functions
Chapter 5 Virtual Network Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Figure 12: Network Connections Between JDM and the VMs . . . . . . . . . . . . . . . . 105
Part 5 Service Chaining
Chapter 7 Service Chaining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Figure 13: Virtual Network Functions on a Disaggregated Junos OS Platform . . . 153
Figure 14: Service Chaining Using VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Figure 15: Service Chaining Using SR-IOV—Device Infrastructure . . . . . . . . . . . . . 161
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