NEC iPASOLINK EX Advanced - Page 426

Set ETH Function 8-107
iPASOLINK EX Advanced: SET NETWORK AND SYSTEM PROVISIONING GGS-000547-01E
Figure 8-148 Definition of Ring Types
Figure 8-149 Specific Topologies Requiring FDB Flush
Topologies that Must Enable Flush Event Option:
i) A failure that causes a ring switch occurs within the Sub-Ring, where the Major
Ring has a blockage on the link shared with the Sub-Ring.
ii) A failure that causes a ring switch occurs within the Sub-Ring, where (a)
Node(s) exist(s) on the shared link.
8. When completed, click the Next button. Step 2 ERP VLAN Setting option
window appears.
Major Ring
Sub-Ring (Interconnection Node)
Upper Ring ID = 1
Sub-Ring
Sub-Ring (Interconnection Node)
Upper Ring ID = 1
Sub-Ring
Major Ring
Ring ID = 1
Sub-Ring 1
Ring ID = 2
Sub-Ring 2
Ring ID = 3
FDB Flush Required
Major Ring
Sub-Ring
FDB Flush Required
Major Ring
Sub-Ring