IM Firewall Comparison

There are five models of the Barracuda Instant Messaging Firewall currently available. The entry level model handles over 200 users, while the largest model to date handles 7,000. These specifications are not limits of the system, but are the recommended capacity.

CAPACITY*	Model 220	Model 320	Model 420	Model 620	Model 820
Max Users	200	500	1,000	3,000	7,000

HARDWARE	Model 220	Model 320	Model 420	Model 620	Model 820
Rackmount Chassis	1U Mini	1U Mini	1U Mini	1U Fullsize	2U Fullsize
Dimensions (in.)	16.7 x 1.7 x 14	16.7 x 1.7 x 14	16.7 x 1.7 x 14	16.7 x 1.7 x 22.5	16.7 x 3.4 x 26.5
Dimensions (cm.)	42.4 x 4.3 x 35.6	42.4 x 4.3 x 35.6	42.4 x 4.3 x 35.6	42.4 x 4.3 x 57.1	42.4 x 8.6 x 67.3
Weight (lbs. /kg.)	17 / 7.7	17 / 7.7	18 / 8.2	35 / 15.9	50 / 22.7
Ethernet	1 x 10/100	1 x 10/100	1 x 10/100	2 x Gigabit	2 x Gigabit
Ethernet Passthrough**	1 x 10/100	1 x 10/100	1 x 10/100	1 x Gigabit	1 x Gigabit
AC Input Current (Amps)	1.0	1.2	1.4	1.8	3.5
Redundant Disk Array (RAID)					Hot Swap
Redundant Power Supply					Hot Swap
ECC Memory

FEATURES	Model 220	Model 320	Model 420	Model 620	Model 820
Hardened and Secure OS
Capture and Manage Public IM
Internal Secure IM Server/Client
Centralized Policy Management
Keyword Notification
Secure File Transfer
Disclaimers
LDAP and Active Directory Support
Per User and Group Access Control
Ethernet Bypass Hardware
Linked Management
Customizable Branding

*Capacity depends on enviroment and selected options.
**Each ethernet passthrough has two ethernet jacks.