Quick Start Guide

QSG_CNGE2+2SMS_REV–
02/19/13 PAGE 4
QUICK START GUIDE CNGE2+2SMS[POE][HO]
TECH SUPPORT: 1.888.678.9427
DIP Switches
The DIP Switches are numbered from left to right when viewing the side of the Switch with the
backplate on the bottom and the power connections on the left. If “Web Management Enable”
is selected in the management software under System Settings, the DIP switch settings will be
overridden by any settings made in the browser interface.
DIP Switch
Position Description
1 RSTP enable (down = disabled, up enabled)
2 Port SMS Mux
3 Dual Media Converter
4 Redundant SFP mode
5 Reserved for Future Use
6 SFP Port 3 speed. Up: 1000M/Down: 100M
7 SFP Port 4 speed. Up: 1000M/Down: 100M
Switch Function Listing
The switch functions may be combined in the following order to perform enhanced functions above
the individual operation. The table below describes the operation of the switch functions. This same
table is also available in the help menu of the system webpage.
Summary of the switch configurations (in order of switch priority)
RSTP
(Switch 1)
SMS MUX
(Switch 2)
DUAL MC
(Switch 3)
R SFP
(Switch 4)
Resulting Mode Comment
ON OFF OFF OFF RSTP All ring configurations
OFF ON OFF OFF SMS
Port4 is uplink (traffic from
ports 1-3 is sent only to port 4)
OFF ON OFF ON
SMS with
Redundant SFP
Fiber fail over
with Port1 and Port2 isolation
OFF OFF ON OFF
Dual Media
Converter
Port1->Port3; Port2->Port4
OFF OFF ON ON
Dual Media
Converter w/
Redundant SFP
Port1->Port3; Port2->Port4
(with fiber fail over)
OFF OFF OFF ON Redundant SFP
Fiber fail over
Port 4 is primary port