Technical Specifications  144 
PRL (Preferred Roaming 
List) 
Network protocols 
(routing hardware) 
TCP, UDP, ARP, RARP, ICMP  
Pass-through of the following VPN types:  
PPTP 
IPSec 
Tunneling of multiple VPN sessions simultaneously is 
supported. 
 
Environmental Specifications 
This topic describes the environmental conditions that your device can be used in. 
149°F, 90% relative humidity for 24 hours 
 
Mechanical Specifications 
This topic describes the dimensions and physical features of your device.