show erps status

Syntax

show erps status [ring ] [instance ]

Description

This command displays detailed information about a specific ring or all instances of a ring.

The ring instance may be in one of the following states:

  • Idle: The ring instance is operational.

  • Initializing: The ring instance is not operational.

  • Protection: Protection switching has been triggered by a local or remote link failure.

  • Pending: Pending clearance of a previous protection switch.

  • Down: Ring instance is not active.

  • Manual-switch: Manual protection switching triggered by Admin-down.

  • Force-switch: Forced protection switching triggered by admin.

A ring instance has the following reasons for "down" state:

  • Disabled: Ring instance is administratively disabled.

  • Inconsistent Port Config: The same port is configured as port0 and port1 or RPL port is configured by Admin-down.

  • Incomplete Port Config: Only one or no ring port is configured.

  • Protected VLANs Not Configured: Protected VLAN list is empty.

  • Control VLAN Not Configured: Control VLAN is not configured.

The ring ports can be in one of the following states:

  • Up: Port forwards control and data traffic.

  • Blocked: Port blocks both control and data traffic.

Command context

Operator (>) or Manager (#)

Parameters

Optional, specifies the ID of the ring. Range: 1-239.

Optional, specifies the ID of the ring instance. Range: 1-2.

Authority

Operators or Administrators or local user group members with execution rights for this command. Operators can execute this command from the operator context (>) only.

Examples

Show ERPS status for ring 1 and instance 1:
Status for ERPS Ring 1 Instance 1 ================================= Ring ID : 1 Ring description : ring_1 Instance ID : 1 Instance description : inst_1 Port0 : 1/0/1 (Blocked) Port1 : 1/0/2 (Up) Node Role (RPL) : Owner (Port0) Control VLAN : 100 Protected VLAN : None Subring (TCN) : Yes (Yes) Revertive Operation : Revertive MEG Level : 1 Transmission Interval : 5 sec Guard Interval : 500 ms Hold-Off Interval : 1 sec WTR Interval : 5 min Status : Initializing Oper Down Reason : Protected Vlans Not Configured
Show ERPS status for ring 1:
开关#显示erp状态环1 erp Ri的地位ng 1 Instance 1 ================================= Ring ID : 1 Ring description : ring_1 Instance ID : 1 Instance description : inst_1 Port0 : 1/0/1 (Blocked) Port1 : 1/0/2 (Up) Node Role (RPL) : Owner (Port0) Control VLAN : 100 Protected VLAN : 1-10 Subring (TCN) : Yes (Yes) Revertive Operation : Non-Revertive MEG Level : 1 Transmission Interval : 5 sec Guard Interval : 500 ms Hold-Off Interval : 1 sec WTR Interval : 5 min Status : Idle Oper Down Reason : None Status for ERPS Ring 1 Instance 2 ================================= Ring ID : 1 Ring description : ring_1 Instance ID : 2 Instance description : inst_2 Port0 : 1/0/3 (Blocked) Port1 : 1/0/4 (Up) Node Role (RPL) : Owner (Port0) Control VLAN : 110 Protected VLAN : 20-30 Subring (TCN) : No Revertive Operation : Revertive MEG Level : 1 Transmission Interval : 5 sec Guard Interval : 500 ms Hold-Off Interval : 1 sec WTR Interval : 5 min Status : Admin-Down Oper Down Reason : None