Datasheet
Data Sheet
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Cisco ASA
5505
Cisco ASA
5510
Cisco ASA
5520
Cisco ASA
5540
Cisco ASA
5550
Integrated
Network Ports
8-port Fast
Ethernet switch
(including 2
PoE ports)
5 Fast Ethernet
ports; 2 Gigabit
Ethernet + 3
Fast Ethernet
ports*
4 Gigabit
Ethernet, 1 Fast
Ethernet
4 Gigabit
Ethernet, 1 Fast
Ethernet
8 Gigabit
Ethernet, 4 SFP
Fiber, 1 Fast
Ethernet
Virtual
Interfaces
(VLANs)
3 (no trunking
support)/20
(with trunking
support)*
50 /100* 150 200 250
Security
Contexts
(included/
maximum)*
0/0 0/0 (Base); 2/5
(Security Plus)
2/20 2/50 2/50
High
Availability
Not supported;
stateless
Active/Standby
and redundant
ISP support*
Not supported;
Active/Active
and Active/
Standby**
Active/Active
and Active/
Standby
Active/Active
and Active/
Standby
Active/Active
and Active/
Standby
Expansion Slot 1, SSC 1, SSM 1, SSM 1, SSM 0
User-
Accessible
Flash slot
0 1 1 1 1
USB 2.0 Ports 3 (1 on front, 2
on rear)
2 2 2 2
Serial Ports 1 RJ-45
console
2 RJ-45,
console and
auxiliary
2 RJ-45,
console and
auxiliary
2 RJ-45,
console and
auxiliary
2 RJ-45,
console and
auxiliary
Rack-
Mountable
Yes, with rack-
mount kit
(available in
the future)
Yes Yes Yes Yes
Wall-
Mountable
Yes, with wall-
mount kit
(available in
the future)
Not Available Not Available Not Available Not Available
Security Lock
Slot (for
Physical
Security)
Yes Not Available Not Available Not Available Not Available
Technical Specifications
Memory 256 MB 256 MB 512 MB 1 GB 4 GB
Minimum
system flash
64 MB 64 MB 64 MB 64 MB 64 MB
System bus Multibus
architecture
Multibus
architecture
Multibus
architecture
Multibus
architecture
Multibus
architecture
Environmental Operating Ranges
Operating
Temperature 32 to 104ºF (0
to 40ºC)
32 to 104ºF (0 to 40ºC)
Relative
humidity
5 to 95 percent
noncondensing
5 to 95 percent noncondensing
Altitude Designed and tested for: 0 to 9840 ft (3000 m). Agency approved for: 2000 m
Shock 1.14 m/sec (45
in./sec) ½ sine
input
1.14 m/sec (45 in./sec) 1/2 sine input
Vibration 0.41 Grms2 (3
to 500 Hz)
random input
0.41 Grms2 (3 to 500 Hz) random input
Acoustic noise 0 dBa max 60 dBa max
Nonoperating