L3 MPLS vpn packet loss when passing through S6520X-54QC-EI switch
2023-12-25 15:43:56
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Network Topology
NULL
Problem Description
Switch generates the following alarms:
_H3C_S6520_002 MPLS/4/MPLS_HARD_RESOURCE_NOENOUGH: -Slot=1; No enough hardware resource for MPLS.
_H3C_S6520_002 MPLS/4/MPLS_HARD_RESOURCE_NOENOUGH: -Slot=1; No enough hardware resource for MPLS
Process Analysis
L3 MPLS vpn packet loss when passing through S6520X-54QC-EI switch, normal MPLS VPN traffic statistics, packets are lost on the device.
Solution
Check found that the switch made IRF, switch it to the MPLS-IRF mode, and the packet loss problem is resolved.
Restrictions and guidelines: basic MPLS configuration
Before configuring MPLS, perform the following tasks:
• In standalone mode, execute the switch-mode 3 command to switch the operating mode of the device to MPLS, and then restart the device.
• In IRF mode, execute the switch-mode 4 command to switch the operating mode of the device to MPLS-IRF, and then restart the IRF fabric.