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| author | Masahide NAKAMURA <nakam@linux-ipv6.org> | 2007-12-20 20:42:57 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:59:38 -0800 |
| commit | 558f82ef6e0d25e87f7468c07b6db1fbbf95a855 (patch) | |
| tree | b2fe20926ca4e500b6e5c0232a5bf3b2e3ba898e /Documentation/networking/xfrm_proc.txt | |
| parent | 9473e1f631de339c50bde1e3bd09e1045fe90fd5 (diff) | |
| download | lwn-558f82ef6e0d25e87f7468c07b6db1fbbf95a855.tar.gz lwn-558f82ef6e0d25e87f7468c07b6db1fbbf95a855.zip | |
[XFRM]: Define packet dropping statistics.
This statistics is shown factor dropped by transformation
at /proc/net/xfrm_stat for developer.
It is a counter designed from current transformation source code
and defined as linux private MIB.
See Documentation/networking/xfrm_proc.txt for the detail.
Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking/xfrm_proc.txt')
| -rw-r--r-- | Documentation/networking/xfrm_proc.txt | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/Documentation/networking/xfrm_proc.txt b/Documentation/networking/xfrm_proc.txt new file mode 100644 index 000000000000..ec9045b5c34a --- /dev/null +++ b/Documentation/networking/xfrm_proc.txt @@ -0,0 +1,71 @@ +XFRM proc - /proc/net/xfrm_* files +================================== +Masahide NAKAMURA <nakam@linux-ipv6.org> + + +Transformation Statistics +------------------------- +xfrm_proc is a statistics shown factor dropped by transformation +for developer. +It is a counter designed from current transformation source code +and defined like linux private MIB. + +Inbound statistics +~~~~~~~~~~~~~~~~~~ +XfrmInError: + All errors which is not matched others +XfrmInBufferError: + No buffer is left +XfrmInHdrError: + Header error +XfrmInNoStates: + No state is found + i.e. Either inbound SPI, address, or IPsec protocol at SA is wrong +XfrmInStateProtoError: + Transformation protocol specific error + e.g. SA key is wrong +XfrmInStateModeError: + Transformation mode specific error +XfrmInSeqOutOfWindow: + Sequence out of window +XfrmInStateExpired: + State is expired +XfrmInStateMismatch: + State has mismatch option + e.g. UDP encapsulation type is mismatch +XfrmInStateInvalid: + State is invalid +XfrmInTmplMismatch: + No matching template for states + e.g. Inbound SAs are correct but SP rule is wrong +XfrmInNoPols: + No policy is found for states + e.g. Inbound SAs are correct but no SP is found +XfrmInPolBlock: + Policy discards +XfrmInPolError: + Policy error + +Outbound errors +~~~~~~~~~~~~~~~ +XfrmOutError: + All errors which is not matched others +XfrmOutBundleGenError: + Bundle generation error +XfrmOutBundleCheckError: + Bundle check error +XfrmOutNoStates: + No state is found +XfrmOutStateProtoError: + Transformation protocol specific error +XfrmOutStateModeError: + Transformation mode specific error + e.g. Outer header space is not enough +XfrmOutStateExpired: + State is expired +XfrmOutPolBlock: + Policy discards +XfrmOutPolDead: + Policy is dead +XfrmOutPolError: + Policy error |