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Description
Field
(Exploratory traceroutes) The MAC address of the
interface from which the reply was sent, and the
ingress/egress action, are displayed on the first line.
If the interface name was present in the reply, it is
displayed on the second line.
MAC/Name
Type of relay action performed.
For standard traceroutes, the possible values are:
•
Hit
—
The target MAC address was reached.
•
FDB
—
The target MAC address was found in
the Filtering Database (the MAC learning table
on the switch) and will be forwarded by the
interface.
•
MPDB
—
The target MAC address was found
in the MP Database (the CCM Learning
database on the switch).
In addition,
“
MEP
”
is displayed on the second line if
a terminal MEP was reached.
For exploratory traceroutes, the possible values are:
•
Hit
—
The target MAC address was reached.
•
FDB
—
The target MAC address was found in
the Filtering Database and will be forwarded at
this interface.
•
Flood
—
The target MAC address was not found
in the Filtering database, and will be flooded at
this interface.
•
Drop
—
The target MAC address will not be
forwarded at this interface.
Relay
The following example shows sample output for the
show ethernet cfm traceroute-cache detail
command:
RP/0/RSP0/CPU0:router#
show ethernet cfm traceroute-cache domain bar detail
Traceroutes in domain bar (level 4), service bar
Source: MEP-ID 1, interface GigabitEthernet0/0/0/0
================================================================================
Traceroute at 2009-05-18 12:09:10 to 0001.0203.0402,
TTL 64, Trans ID 2:
Hop Hostname
Ingress MAC
Egress MAC
Relay
--- ------------------------ ---------------------- ---------------------- -----
1 ios
0001.0203.0400 [Down]
FDB
Level: 4, version: 0, Transaction ID: 2
TTL: 63, Relay Action: RlyFDB
Forwarded, Terminal MEP not reached
Last egress ID: 0000-0001.0203.0400
Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Command Reference,
Release 5.3.x
352
Ethernet OAM Commands on the Cisco ASR 9000 Series Router
show ethernet cfm traceroute-cache