Enabling Cfm Snmp Traps - Dell S4820T Configuration Manual

• Set the amount of time a trace result is cached.
ETHERNET CFM mode
traceroute cache hold-time minutes
The default is 100 minutes.
The range is from 10 to 65535 minutes.
• Set the size of the Link Trace Cache.
ETHERNET CFM mode
traceroute cache size entries
The default is 100.
The range is from 1 to 4095 entries.
• Display the Link Trace Cache.
EXEC Privilege mode
show ethernet cfm traceroute-cache
• Delete all Link Trace Cache entries.
EXEC Privilege mode
clear ethernet cfm traceroute-cache
Example of Viewing the Link Trace Cache
Dell#show ethernet cfm traceroute-cache
Traceroute to 00:01:e8:52:4a:f8 on Domain Customer2, Level 7, MA name Test2
with VLAN 2
------------------------------------------------------------------------------
Hops Host
Next Host
------------------------------------------------------------------------------
4 00:00:00:01:e8:53:4a:f8 00:01:e8:52:4a:f8
00:00:00:01:e8:52:4a:f8

Enabling CFM SNMP Traps

An SNMP trap is sent only when one of the five highest priority defects occur.
Table 7. Five Highest Priority Defects
Priority Defects
Cross-connect defect
Error-CCM defect
96
IngressMAC
Egress MAC
Trap Message
%ECFM-5-ECFM_XCON_ALARM: Cross connect
fault detected by MEP 1 in Domain
customer1 at Level 7 VLAN 1000
%ECFM-5-ECFM_ERROR_ALARM: Error CCM
Defect detected by MEP 1 in Domain
customer1 at Level 7 VLAN 1000
Ingr Action Relay Action
Egress Action FWD Status
IngOK RlyHit
Terminal MEP
802.1ag