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23-3
Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09
Chapter 23 Cisco IOS IP SLA
Configuring IPSLA Path Discovery
type Type of entry
Router(config-auto-ip-sla-mpls)#type ?
echo Perform MPLS LSP Ping operation
pathEcho Perform MPLS LSP Trace operation
Router(config-auto-ip-sla-mpls)#type pathEcho ?
ipsla-vrf-all Configure IP SLAs MPLS LSP Monitor for all VPNs
vrf vrf Name
Following parameters can be configured in the auto-ip-sla-mpls-params mode:
Router(config-auto-ip-sla-mpls)#type echo ipsla-vrf-all
Router(config-auto-ip-sla-mpls-params)#?
IP SLAs MPLSLM entry parameters configuration commands:
access-list Apply Access-List
default Set a command to its defaults
delete-scan-factor Scan Factor for automatic deletion
exit Exit IP SLAs MPLSLM configuration
exp EXP value
force-explicit-null force an explicit null label to be added
lsp-selector LocalHost address used to select the LSP
no Negate a command or set its defaults
path-discover IP SLAs LSP path discover configuration
reply-dscp-bits DSCP bits in reply IP header
reply-mode Reply for LSP echo request
request-data-size Request data size
scan-interval Scan Interval for automatic discovery in minutes
secondary-frequency Frequency to be used if there is any violation condition
happens
tag User defined tag
threshold Operation threshold in milliseconds
timeout Timeout of an operation
ttl Time to live
Following parameters can be configured in the auto-ip-sla-mpls-lpd-params mode:
Router(config-auto-ip-sla-mpls-params)#path-discover
Router(config-auto-ip-sla-mpls-lpd-params)#?
IP SLAs MPLS LSP Monitor LPD configuration commands:
default Set a command to its defaults
exit Exit IP SLAs MPLS LSP Monitor path discover
configuration
force-explicit-null Force an explicit null label to be added
hours-of-statistics-kept Maximum number of statistics hour groups to capture
interval Send interval between requests in msec
lsp-selector-base Base 127/8 address to start the tree trace
maximum-sessions Number of concurrent active tree trace requests
which can be submit at one time
no Negate a command or set its defaults
scan-period Time period for finishing tree trace discovery in
minutes
session-timeout Timeout value for the tree trace request in seconds
timeout Timeout for an MPLS Echo Request in seconds
Example for IPSLA Path Discovery
auto ip sla mpls-lsp-monitor 1
type echo ipsla-vrf-all