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| author | Ghanan Gowripalan <ghanan@google.com> | 2020-11-13 13:10:51 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-11-13 13:13:21 -0800 |
| commit | 6c0f53002a7f3a518befbe667d308c3d64cc9a59 (patch) | |
| tree | 50119065f7d1e050034d7c875ef5816d19b20903 /pkg/sentry/fsimpl/sys | |
| parent | d5e17d2dbc2809c6d70153f0d4c996eff899e69d (diff) | |
Decrement TTL/Hop Limit when forwarding IP packets
If the packet must no longer be forwarded because its TTL/Hop Limit
reaches 0, send an ICMP Time Exceeded error to the source.
Required as per relevant RFCs. See comments in code for RFC references.
Fixes #1085
Tests:
- ipv4_test.TestForwarding
- ipv6.TestForwarding
PiperOrigin-RevId: 342323610
Diffstat (limited to 'pkg/sentry/fsimpl/sys')
0 files changed, 0 insertions, 0 deletions