Router firewall IPL-E
 -1400B -1220B -1230B    
IIP Router • • •
Firewall SPI • • •
VPN IPSEC and TLS • • •
Remote access server function (RAS) • • •    
Ethernet 10/100 for the VPN conection 1 1 1    
Ethernet 10/100 for devices 4 2 2    
RS232 interface for serial devices 0 1 2    
RS485 interface for serial devices 0 1 0