List of Figures

Figure 1: Basic Video Network Topology

Figure 2: Basic IPTV Network Model

Figure 3: DSLAM Without IGMP Flow Recognition

Figure 4: DSLAM with IGMP Flow Recognition

Figure 5: IGMP Snooping

Figure 6: IGMP Proxy

Figure 7: IPTV Network (Access Side)

Figure 8: IPTV Network (Metro and Core Side)

Figure 9: Unidirectional Link Behavior

Figure 10: Routers Running JUNOS Software in the ETSI-TISPAN Architecture

Figure 11: Voice Solution Architecture

Figure 12: Topology with Multiple VPGs and PGCs

Figure 13: Active and Standby PGCs

Figure 14: Sample Voice Network

Figure 15: Unidirectional Gate

Figure 16: Addressing of Gate Pairs

Figure 17: Context, Termination, and Stream

Figure 18: Translation of Gate Addressing

Figure 19: Example: Translation of Gate Addressing

Figure 20: IPv4-to-IPv6 Gates Using Twice NAT

Figure 21: Establishing a VoiP Call

Figure 22: VPN Aggregation in a VoIP Network

Figure 23: Overview of VPN Aggregation Configuration

Figure 24: Packet Gateway HA Architecture

Figure 25: Voice Solution Topology Diagram

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