[Swan] TX/RX Errors on IPsec VTI
Craig Marker
cmarker at inspeednetworks.com
Tue Jun 27 16:45:47 UTC 2017
tunisp4: flags=209<UP,POINTOPOINT,RUNNING,NOARP> mtu 1480
inet x.x.x.x netmask 255.255.255.255 destination y.y.y.y
tunnel txqueuelen 1 (IPIP Tunnel)
RX packets 8732239 bytes 2617024564 (2.4 GiB)
RX errors 397 dropped 397 overruns 0 frame 0
TX packets 14074281 bytes 10912751224 (10.1 GiB)
TX errors 1679 dropped 0 overruns 0 carrier 1679 collisions 0
I’m seeing RX errors and dropped packets in addition to TX carrier errors on my IPsec VTI. I’ve played around with txqueuelen, which reduces the RX errors, but doesn’t eliminate them. Has anyone else seen these or have an idea of configuration to change? I’m running libreswan 3.19 on CentOS 7.3.
--
cm
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