Cisco ME 3400 Command Reference Manual page 732

Ethernet access switch

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traceroute mac

This example shows the Layer 2 path when the switch is not connected to the source switch:

Switch# traceroute mac 0000.0201.0501 0000.0201.0201 detail

Source not directly connected, tracing source .....

Source 0000.0201.0501 found on con5[ME-3400-24TS] (2.2.5.5)

con5 / ME-3400-24TS/ 2.2.5.5 :

con1 / WS-C3550-12G / 2.2.1.1 :

con2 / WS-C3550-24 / 2.2.2.2 :

Destination 0000.0201.0201 found on con2[WS-C3550-24] (2.2.2.2)

Layer 2 trace completed.

This example shows the Layer 2 path when the switch cannot find the destination port for the source

MAC address:

Switch# traceroute mac 0000.0011.1111 0000.0201.0201

Error:Source Mac address not found.

Layer2 trace aborted.

This example shows the Layer 2 path when the source and destination devices are in different VLANs:

Switch# traceroute mac 0000.0201.0601 0000.0301.0201

Error:Source and destination macs are on different vlans.

Layer2 trace aborted.

This example shows the Layer 2 path when the destination MAC address is a multicast address:

Switch# traceroute mac 0000.0201.0601 0100.0201.0201

Invalid destination mac address

This example shows the Layer 2 path when source and destination switches belong to multiple VLANs:

Switch# traceroute mac 0000.0201.0601 0000.0201.0201

Error:Mac found on multiple vlans.

Layer2 trace aborted.

Related Commands

traceroute mac ip

Cisco ME 3400 Ethernet Access Switch Command Reference

Gi0/1 [auto, auto] => Gi0/3 [auto, auto]

Gi0/1 [auto, auto] => Gi0/2 [auto, auto]

Gi0/2 [auto, auto] => Fa0/1 [auto, auto]

Displays the Layer 2 path taken by the packets from the specified source IP

address or hostname to the specified destination IP address or hostname.

Chapter 2 Cisco ME 3400 Ethernet Access Switch Cisco IOS Commands