User guide

372 Brocade 6910 Ethernet Access Switch Configuration Guide
53-1002581-01
ERPS Commands
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West Port Shows the west ring port for this node, and the interface state:
Blocking – The transmission and reception of traffic is blocked and the forwarding
of R-APS messages is blocked, but the transmission of locally generated R-APS
messages is allowed and the reception of all R-APS messages is allowed.
Forwarding – The transmission and reception of traffic is allowed; transmission,
reception and forwarding of R-APS messages is allowed.
Down – The interface is not linked up.
Unknown – The interface is not in a known state.
East Port Shows the west ring port for this node, and the interface state as described in the
preceding item.
RPL Port If node is connected to the RPL, this shows by which interface.
RPL Owner Shows if this node is the RPL owner.
Holdoff Timer The hold-off timer interval used to filter out intermittent link faults.
Guard Timer The guard timer interval used to prevent ring nodes from receiving outdated R-APS
messages.
WTR Timer The wait-to-restore timer interval used to verify that the ring has stabilized before
blocking the RPL after recovery from a signal failure.
Control VLAN Shows the ID of the Control VLAN.
West Port MEP The CFM MEP used to monitor link status on the west port of a ring node
East Port MEP The CFM MEP used to monitor link status on the east port of a ring node
Non-ERPS Device Protect Shows if the RPL owner node is configured to send non-standard health-check
packets when it enters protection state without any link down event having been
detected through SF messages
Propagate TC Shows if the ring is configured to propagate topology change notification messages.
TABLE 81 show erps domain - detailed display description (Continued)
Field Description