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Diffstat (limited to 'Documentation')
| -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 | |||
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| 1 | XFRM proc - /proc/net/xfrm_* files | ||
| 2 | ================================== | ||
| 3 | Masahide NAKAMURA <nakam@linux-ipv6.org> | ||
| 4 | |||
| 5 | |||
| 6 | Transformation Statistics | ||
| 7 | ------------------------- | ||
| 8 | xfrm_proc is a statistics shown factor dropped by transformation | ||
| 9 | for developer. | ||
| 10 | It is a counter designed from current transformation source code | ||
| 11 | and defined like linux private MIB. | ||
| 12 | |||
| 13 | Inbound statistics | ||
| 14 | ~~~~~~~~~~~~~~~~~~ | ||
| 15 | XfrmInError: | ||
| 16 | All errors which is not matched others | ||
| 17 | XfrmInBufferError: | ||
| 18 | No buffer is left | ||
| 19 | XfrmInHdrError: | ||
| 20 | Header error | ||
| 21 | XfrmInNoStates: | ||
| 22 | No state is found | ||
| 23 | i.e. Either inbound SPI, address, or IPsec protocol at SA is wrong | ||
| 24 | XfrmInStateProtoError: | ||
| 25 | Transformation protocol specific error | ||
| 26 | e.g. SA key is wrong | ||
| 27 | XfrmInStateModeError: | ||
| 28 | Transformation mode specific error | ||
| 29 | XfrmInSeqOutOfWindow: | ||
| 30 | Sequence out of window | ||
| 31 | XfrmInStateExpired: | ||
| 32 | State is expired | ||
| 33 | XfrmInStateMismatch: | ||
| 34 | State has mismatch option | ||
| 35 | e.g. UDP encapsulation type is mismatch | ||
| 36 | XfrmInStateInvalid: | ||
| 37 | State is invalid | ||
| 38 | XfrmInTmplMismatch: | ||
| 39 | No matching template for states | ||
| 40 | e.g. Inbound SAs are correct but SP rule is wrong | ||
| 41 | XfrmInNoPols: | ||
| 42 | No policy is found for states | ||
| 43 | e.g. Inbound SAs are correct but no SP is found | ||
| 44 | XfrmInPolBlock: | ||
| 45 | Policy discards | ||
| 46 | XfrmInPolError: | ||
| 47 | Policy error | ||
| 48 | |||
| 49 | Outbound errors | ||
| 50 | ~~~~~~~~~~~~~~~ | ||
| 51 | XfrmOutError: | ||
| 52 | All errors which is not matched others | ||
| 53 | XfrmOutBundleGenError: | ||
| 54 | Bundle generation error | ||
| 55 | XfrmOutBundleCheckError: | ||
| 56 | Bundle check error | ||
| 57 | XfrmOutNoStates: | ||
| 58 | No state is found | ||
| 59 | XfrmOutStateProtoError: | ||
| 60 | Transformation protocol specific error | ||
| 61 | XfrmOutStateModeError: | ||
| 62 | Transformation mode specific error | ||
| 63 | e.g. Outer header space is not enough | ||
| 64 | XfrmOutStateExpired: | ||
| 65 | State is expired | ||
| 66 | XfrmOutPolBlock: | ||
| 67 | Policy discards | ||
| 68 | XfrmOutPolDead: | ||
| 69 | Policy is dead | ||
| 70 | XfrmOutPolError: | ||
| 71 | Policy error | ||