Cisco 7604 Configuration Manual page 963

Appendix A Online Diagnostic Tests
Table A-35
Attribute
Disruptive/Nondisruptive
Recommendation
Default
Release
Corrective action
Hardware support
TestMPLSFibShortcut
The TestMPLSFibShortcut test verifies that the MPLS forwarding functionality of the Layer 3
forwarding engine is working properly. One diagnostic MPLS FIB and adjacency entry is installed and
a diagnostic MPLS packet is sent to make sure that the diagnostic packet is forwarded using the MPLS
label from the adjacency entry.
Table A-36
Attribute
Disruptive/Nondisruptive
Recommendation
Default
Release
Corrective action
Hardware support
TestNATFibShortcut
The TestNATFibShortcut test verifies the ability to rewrite a packet based on NAT adjacency
information, such as the rewrite destination IP address. One diagnostic NAT FIB and adjacency entry is
installed and a diagnostic packet is sent to make sure the diagnostic packet is forwarded according to the
rewritten IP address.
OL-4266-08
TestIPv6FibShortcut Test Attributes
Description
Disruptive for looped-back ports. Disruption is typically less
than one second. Duration of the disruption depends on the
configuration of the looped-back port (for example, Spanning
Tree Protocol).
This test runs by default during bootup or after a reset or OIR.
Off.
12.1(13)E, 12.2(14)SX.
None. See the system message guide for more information.
Supervisor engines and DFC-enabled modules.
TestMPLSFibShortcut Test Attributes
Description
Disruptive for looped-back ports. Disruption is typically less
than one second. Duration of the disruption depends on the
configuration of the looped-back port (for example, Spanning
Tree Protocol).
This test runs by default during bootup or after a reset or OIR.
Off.
12.1(13)E, 12.2(14)SX.
None. See the system message guide for more information.
Supervisor engines and DFC-enabled modules.
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
DFC Layer 3 Forwarding Engine Tests
A-21