Gateways, LAN Modems &
Network Servers
PRODUCT GUIDE
PRODUCT DESCRIPTION
3C No.
3Com OfficeConnect Cable/DSL Gateway
3C855
0.5RU
4
1
253
✓
✓
✓
✓
✓
✓
✓
90 days
✓
3Com OfficeConnect ISDN LAN Modem U
3C892A
0.5RU
✓
2
1 (BRI-U)
25
✓
✓
✓
1 yr
✓
3Com OfficeConnect ISDN LAN Modem S/T
3C891A
0.5RU
✓
2
1 (BRI-S/T)
25
✓
✓
✓
1 yr
✓
3Com OfficeConnect Dual 56K LAN Modem
3C888
1RU
✓
2
2
25
✓
✓
✓
✓
✓
1 yr
✓
3Com OfficeConnect 56K LAN Modem
3C886A
0.5RU
✓
1
1
25
✓
✓
✓
✓
1 yr
✓
3Com OfficeConnect Network Storage Server 20
3C19500
1RU
1
✓
20Gb
✓
✓
✓
90 days
✓
3Com OfficeConnect Network Storage Server 40
3C19501
1RU
1
✓
40Gb
✓
✓
✓
90 days
✓
3Com Internet Server
3C19504
2RU
2
✓
✓
10Gb
✓
✓
✓
✓
✓
90 days
✓
16
17
Height
10BASE-T/100BASE-TX LAN Switch
Ports
10BASE-T W
AN Ports
Users Supported
Built-in DHCP Server
Network/Port Addr
ess T
ranslation
Hacker Patter
n Detection and Blocking
VPN Pass-thr
ough
W
eb Management and Discovery
Wi
zar
d
FCC Class B (Home)
Small, Clippable Form Factor
Fr
ee T
elephone Support
Lifetime W
arranty
Height
4-Port 10BASE-T Hub
RJ-11 V
oice Ports
W
AN RJ-11 Ports
ISDN Ports
Users Supported
Can be used as Dial-in Host
Built-in DHCP Server
W
eb Management
Capable of Sending Class 2.0 Faxes
Small, Clippable Form Factor
Fr
ee T
elephone Support
Lifetime W
arranty
Height
10BASE-T/100BASE-TX
Autosensing Ports
W
eb Management and Quick Installation
Wi
zar
ds
Built-in Fir
ewall
Storage Capability
Remote Access Server
Suitable for DSL/Cable W
AN Access
Built-in email, W
eb Server
, and
W
ebcache
Data and Configuration Backup
FCC Class B (Home)
Small, Clippable Form Factor
Fr
ee T
elephone Support
Lifetime W
arranty
3Com OfficeConnect Cable/DSL Gateway
3Com Internet Server
3Com OfficeConnect Network Storage Server 20 and
3Com OfficeConnect Network Storage Server 40
3Com OfficeConnect ISDN LAN Modem and
3Com OfficeConnect Dual 56K LAN Modem