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fix MTU in overlay networks #1693

Merged
merged 1 commit into from
Jul 18, 2022
Merged

fix MTU in overlay networks #1693

merged 1 commit into from
Jul 18, 2022

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zhangzujian
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@zhangzujian zhangzujian commented Jul 14, 2022 •
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What type of this PR

  • Bug fixes

Which issue(s) this PR fixes:

Fixes #1457

frame length
Ethernet 14
IPv4 20
IPv6 40
TCP 20
UDP 8
vxlan 8
stt 18

VXLAN (IPv4): 14 + 20 + 8 + 8 = 50
STT (IPv4): 14 + 20 + 20 + 18 = 72

@zhangzujian zhangzujian added bug Something isn't working need backport labels Jul 14, 2022
@zhangzujian zhangzujian marked this pull request as ready for review July 18, 2022 10:10
@zhangzujian zhangzujian merged commit 1ab5505 into kubeovn:master Jul 18, 2022
@zhangzujian zhangzujian deleted the fix-mtu branch July 18, 2022 14:14
zhangzujian added a commit that referenced this pull request Jul 18, 2022
@zhangzujian
fix overlay MTU in vxlan/stt tunnels (#1693)
77988f2
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@oilbeater oilbeater oilbeater approved these changes

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bug Something isn't working need backport
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v1.11-s5
Status: Done
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Successfully merging this pull request may close these issues.

MTU size should auto adapt to geneve/vxlan/stt header length
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@zhangzujian @oilbeater