User`s guide
VigorPro5510 Series User’s Guide 
190
Before describing the configuration of Virtual TA in the Vigor routers, please heed the 
following limitations. 
z  The Virtual TA client only supports Microsoft
TM
 Windows 98/SE/2000/XP platforms. 
z  The Virtual TA client only supports the CAPI 2.0 protocol and has no built-in FAX 
engine. 
z  One ISDN BRI interface has two B channels. The maximum number of active clients is 
also 2. 
Before you configure the Virtual TA, you must set the correct country code in ISDN Setup. 
Virtual TA Server 
Enable - Select it to activate the server. 
Disable - Select it to deactivate the server. All Virtual TA 
applications will be terminated. 
Virtual TA User Profiles 
Username - Enter the username of a specific client. 
Password - Enter the password of a specific client. 
MSN 1/2/3 - MSN stands for Multiple Subscriber Number.  
It means you can apply to more than one ISDN lines number 
over a single subscribed line. Note that the service must be 
acquired from your telecom. Specify the MSN numbers for a 
specific client. If you have no MSN services, leave this field 
blank. 
Active - Check it to enable the client to access the server. 
I
I
n
n
s
s
t
t
a
a
l
l
l
l
a
a
V
V
i
i
r
r
t
t
u
u
a
a
l
l
T
T
A
A
C
C
l
l
i
i
e
e
n
n
t
t
1.  Insert the CD-ROM bundled with your Vigor router. Find VTA Client tool in the 
Utility menu and click on the Install button. 
2.  Follow the on-screen instructions of the installer. The last step will ask you to restart 
your computer. Click OK to restart your computer. 
3.  After the computer restarts, you will see a VT icon in the taskbar (usually in the 
bottom-right of the screen, near the clock) as shown below. 
When the icon text is GREEN, the Virtual TA client is connected to the Virtual TA server and 
you can launch your CAPI-based software to use the client to access the router. If the icon 










