VMware VCLOUD SDK FOR JAVA 1.0 - DEVELOPER S GUIDE Manuale Utente Scaricare il pdf (Pagina 33)

Configuring the WAN emulator

If staged in a lab environment or when WAN emulation is required, the next

task is to configure your WAN emulator. In our example, we use

LANForge. You can use other commercial WAN emulators such as Shunra,

or open source ones such as Dummynet.

The following diagram shows our LANForge configuration.

Figure 8 LANForge WAN emulation diagram

If configuring LANForge, keeping in mind the following:

1. Needs to access four networks and VLANs

a) Management

b) Private site (public side)

c) Public site (public side)

d) Client site

Private Cloud Public Cloud

BIG-IP LTM

vCloud

Director

vCloud

Director

Application

<--- 12ms, 44.736 Mbps 12ms, 44.736 Mbps ---> <--- 12ms, 44.736 Mbps 12ms, 44.736 Mbps --->

<--- 0ms, 44.736 Mbps

2ms, 44.736 Mbps --->

WAN Emulator

Database

ISP Router

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VMware VCLOUD SDK FOR JAVA 1.0 - DEVELOPER S GUIDE Manuale Utente Pagina 33