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Monitoring MPLS Tunnels
Purpose
Display status and configuration for all tunnels or for a specific tunnel in the current router context
Action
To display the configuration for all tunnels:
host12#show mpls tunnels
LSP vpnIngress-21 to 3.3.3.3 State: Up Out label is Variable Interface 102 pkts, 0 hcPkts, 13464 octets 0 hcOctets, 0 errors, 0 discardPkts Labels: 16 17 18 19
Meaning
Table 101 lists the show mpls tunnels command output fields.
Table 101: show mpls tunnels Output Fields
Field Name | Field Description |
|---|---|
State | Status of tunnel, up or down |
Out Label | In the default case for a BGP/MPLS VPN, the Variable Interface, which indicates that a packet exiting the interface is going through a variable interface and that one of the labels listed further in the display will be prepended to the packet |
pkts | Number of packets sent across tunnel |
hcpkts | Number of high-capacity (64-bit) packets sent across tunnel |
octets | Number of octets sent across tunnel |
hcoctets | Number of high-capacity (64-bit) octets sent across tunnel |
errors | Number of packets that are dropped for some reason before being sent |
discardPkts | Number of packets that are discarded due to lack of buffer space before being sent |
Labels | List of labels associated with the variable interface; one will be selected to be prepended to packets before being sent across tunnel |
