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-rw-r--r--doc/guides/nics/kni.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/guides/nics/kni.rst b/doc/guides/nics/kni.rst
index 602a06b..593564d 100644
--- a/doc/guides/nics/kni.rst
+++ b/doc/guides/nics/kni.rst
@@ -56,7 +56,7 @@ configuration:
Interface name: kni#
force bind kernel thread to a core : NO
mbuf size: (rte_pktmbuf_data_room_size(pktmbuf_pool) - RTE_PKTMBUF_HEADROOM)
- mtu: (conf.mbuf_size - ETHER_HDR_LEN)
+ mtu: (conf.mbuf_size - RTE_ETHER_HDR_LEN)
KNI control path is not supported with the PMD, since there is no physical
backend device by default.