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Implementing Carrier Grade NAT on Cisco IOS XR Software
Command or Action
Configuring the Path Maximum Transmission Unit for Netflow Logging
Perform this task to configure the path maximum transmission unit (MTU) for the netflowv9-based
external-logging facility for the inside VRF.
SUMMARY STEPS
1. configure
2. service cgn instance-name
3. service-type nat44 nat1
4. inside-vrf vrf-name
5. external-logging netflowv9
6. server
7. path-mtu value
8. end or commit
DETAILED STEPS
Command or Action
Step 1
configure
Example:
RP/0/RP0/CPU0:router# configure
OL-32659-01
Cisco IOS XR Carrier Grade NAT Configuration Guide for the Cisco CRS Router, Release 5.2.x
Configuring the Policy Functions for the Carrier Grade NAT
Purpose
configuration session, and returns the router
to EXEC mode.
◦ Entering no exits the configuration session
and returns the router to EXEC mode
without committing the configuration
changes.
◦ Entering cancel leaves the router in the
current configuration session without
exiting or committing the configuration
changes.
• Use the commit command to save the
configuration changes to the running
configuration file and remain within the
configuration session.
Purpose
Enters global configuration mode.
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