Juniper Networks SSG 520M and SSG 550M Security Policy
Interfaces
The SSG 520M and SSG 550M provide a number of interfaces:
• Four Ethernet autosensing interfaces (RJ-45) (Data Input, Data Output, Control IN, Status
OUT). These interfaces are network ports. Each port has two LEDs that indicate port status:
Table 3: SSG 520M and 550M Ethernet Port LEDs
Indicates that traffic is
passing through
Indicates that no traffic is
passing through.
• Console port – RJ-45 serial port connector (Data Input, Data Output, Status IN, Control OUT).
This port allows initial access to the Command Line Interface (CLI).
• Modem port – RJ-45 serial port connector. Disabled in FIPS mode.
• Power interface: AC or DC.
• The module has four status LEDs:
Table 4: Device Status LEDs
Indicates that the unit is
receiving power
Indicates that the unit is
not receiving power
Indicates that the system
is starting or is powered
off.
Indicates that the device is
operating normally.
Major alarm:
Low memory (less than
10% remaining).
High CPU utilization
(more than 90% in use).
Session full.
Maximum number of
VPN tunnels reached.
HA status changed or
redundant group
member not found.
Critical alarm:
Failure of hardware
component or software
module.
Firewall attacks
detected.
Unit is the primary
(master) device.