Specifications

INS_CNGE24MS_REV–
02/18/13 PAGE 37
INSTALLATION AND OPERATION MANUAL CNGE24MS
Tech SupporT: 1.888.678.9427
Label Description
C-Ring Mark to enable C-Ring.
Ring Master There should be one and only one Ring Master in a ring. However if
there are two or more switches that are set as Ring Masters, the switch
with the lowest MAC address will be the actual Ring Master and
others will be Backup Masters.
1st Ring Port The primary port, when this switch is C-Ring Master.
2nd Ring Port The backup port, when this switch is C-Ring Master.
Coupling Ring Mark to enable Coupling Ring. Coupling Ring can be used to divide a big
ring into two smaller rings to avoid effecting all switches when network
topology change. It is a good application for connecting two Rings.
Coupling Port Link to Coupling Port of the switch in another ring. Coupling Ring
need four switch to build an active and a backup link.
Set a port as coupling port. The coupled four ports of four switches
will be run at active/backup mode.
Dual Homing Mark to enable Dual Homing. By selecting Dual Homing mode,
Ring will be connected to normal switches through two RSTP links
(ex: backbone Switch). The two links work as active/backup mode,
and connect each Ring to the normal switches in RSTP mode.
Homing Port Set a port as homing port.
Save Select Save to set the configurations.
Note: We don’t recommend that you set one switch as a Ring Master and a Coupling Ring at the
same time due to heavy load.