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20.1.3 Supported specifications
The following table describes the items and specifications supported by the Ring Protocol.
Table 20-1 Items and specifications supported by the Ring Protocol
Item
Applicable
layer
Ring
configuration
Node
Maximum number of ring IDs per switch
Ring ports (number of ports per ring ID)
Number of
VLANs
Sending intervals for health check frames
Fault monitoring time
Load balancing method
Multi-fault
monitoring
functionality
Legend Y: Supported, N: Not supported
Layer 2
Layer 3
Single ring
Multi-ring
Master nodes
Transit node
Shared nodes
Number of control VLANs per ring ID
Maximum number of VLAN groups for
data transfer per ring ID
Maximum number of VLAN mappings
per VLAN group for data transfer
Maximum number of VLANs per
VLAN mapping
Number of multi-fault
monitoring-enabled rings per switch
number of multi-fault monitoring
VLANs per ring ID
Multi-fault monitoring frame sending
interval
Multi-fault monitoring time
20 Description of the Ring Protocol
Description
Y
N
Y
Y (including multi-ring configurations with
shared links)
N
Y
N
4
2 (physical ports or link aggregations)
1 (default VLAN cannot be set)
2
128
255
Depends on the master node.
Depends on the master node.
Depends on the master node.
4
1 (default VLAN cannot be set)
Depends on the master node.
Depends on the master node.
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