Figure 1-2. ip based metropolitan area network, Site a, Site b – RAD Data comm TDMoIP Gateway IPmux-16 User Manual
Page 10: Site c

Chapter 1 Introduction
IPmux-16 Installation and Operation Manual
1-2 Overview
Gigabit
Ethernet
Switch
Gigabit
Ethernet
Switch
Gigabit
Ethernet
Switch
Giga Ethernet
Backbone
MAN
100BaseT
100BaseT
Router
Telephone
Switch
Site A
IPmux-16
NxE1/T1
Links
PBX
PBX
Workstation
Workstation
Ethernet
Switch
Site B
IPmux-4
NxE1/T1
Links
Telephone
Switch
PBX
PBX
Ethernet
Switch
Router
Site C
IPmux-16
NxE1/T1 Links
PBX
PBX
Workstation
E1/T1
E1/T1
100BaseT
Ethernet Switch
IPmux-16
Figure 1-2. IP Based Metropolitan Area Network