PRVG-12885 : ICMP packet of MTU size "65520" does not go through subnet (Doc ID 2165823.1)

Last updated on SEPTEMBER 13, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.2 [Release 12.1]
Information in this document applies to any platform.

Symptoms

Installation fails with CVU error, from installActions2016-07-18_02-42-29PM.log:

INFO: Verification Result for Node:fhdbnydbadm02
WARNING: Result values are not available for this verification task
INFO: Error Message:PRVG-12885 : ICMP packet of MTU size "65520" does not go through subnet "192.168.8.0". <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
The command executed was "/bin/ping 192.168.10.22 -c 1 -w 3 -M do -s 65492 ". The output from the command was "PING 192.168.10.22 (192.168.10.22) 65492(65520) bytes of data.
From 192.168.10.22 icmp_seq=1 Frag needed and DF set (mtu = 16436)

--- 192.168.10.22 ping statistics ---
0 packets transmitted, 0 received, +1 errors

"
INFO: Cause: The network switch was not configured with jumbo frames or
INFO: Action: Ensure that the network switch is configured with jumbo frames
INFO: Error Message:PRVG-12884 : Maximum (MTU) size packet check failed on subnets "192.168.8.0"
INFO: Cause: The network switch was not configured with jumbo frames or the
INFO: Action: Ensure that the network switch is configured with jumbo frames

 

Cause

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