Configuring with Web Based Management 
  6.9 "Security" menu 
SCALANCE W780/W740 to IEEE 802.11n Web Based Management 
Configuration Manual, 08/2018, C79000-G8976-C267-13 
377 
Table 1 has the following columns: 
● 
 
Shows that the settings are valid for all ports of table 2. 
● 
within own VAP / with other VAPs / with Ethernet / Client Limiter
 
In the drop-down list, select the setting for all ports. If "No Change" is selected, the entry 
in table 2 remains unchanged. 
● 
 
If you click the button, the setting is adopted for all ports of table 2. 
Table 2 has the following columns: 
● 
 
Shows the available WLAN interfaces. 
● 
 
Shows the VAP interface. 
● 
 
–  Enabled 
Clients logged on to the same VAP interface of an access point can communicate with 
each other. 
–  Disabled 
Option is disabled. 
● 
 
–  Enabled 
Clients logged on to different VAP interfaces of an access point can communicate with 
each other. 
 
Note 
For an access point, "with other VAPs" needs to be enabled on all WLAN interfaces or 
on all VAP interfaces to allow communication between clients logged on at different 
VAP interfaces of the access point.
 
–  Disabled 
Option is disabled. 
 
Note 
"within own VAP" or "with other VAPs" function disabled 
If the "within own VAP" or "with other VAPs" function is disabled the various WLAN clients 
can no longer see each other. This means that Address Collision Detection (ACD) also 
no longer works reliably.