ethtool工具

admin

ethtool -k eth0
Features for eth0:
0 `9 }& x5 h. c3 Z1 D) ~& C1 }rx-checksumming: on
tx-checksumming: on
5 b; f' Y& x* h" [scatter-gather: on
tcp-segmentation-offload: on
, U! \& d8 Z5 s1 {5 \udp-fragmentation-offload: off
/ g; C8 `+ Q' Q: _' X% t' igeneric-segmentation-offload: on
. J; r) n2 u9 S8 jgeneric-receive-offload: off
large-receive-offload: off
! [  b! F7 e' ?9 a' Irx-vlan-offload: on
tx-vlan-offload: on
ntuple-filters: off
  t! w. w/ z* n5 ^. G/ l+ [/ S9 `receive-hashing: off

admin

# ethtool  eth0
Settings for eth0:
5 p+ M1 E( k1 x% l% W- i4 E# V) |        Supported ports: [ TP ]
, O7 o! ?0 _! d        Supported link modes:   1000baseT/Full
                                10000baseT/Full
8 r+ }" z4 m  I! y# q7 O$ r) @. A        Supported pause frame use: No
& x9 l( d0 S. o. |: P        Supports auto-negotiation: No
        Advertised link modes:  Not reported
7 E% X% r7 n, t9 V% N        Advertised pause frame use: No
        Advertised auto-negotiation: No
        Speed: 10000Mb/s     #网卡的速度，万兆口
        Duplex: Full
        Port: Twisted Pair
% T7 \6 S! O9 i2 d$ w# v' z' D        PHYAD: 0
; T; B& J  u* y* t' b$ m        Transceiver: internal
/ \9 T4 S. e  }1 ]. \  g$ ~        Auto-negotiation: off
5 n$ U5 B' h& ]' E/ e        MDI-X: Unknown
# W- ~' V$ H4 @+ @/ U$ e% \4 {# M        Supports Wake-on: uag
7 o& x& M0 r: {0 s0 P& R. E. I# C        Wake-on: d
& ~% e# D, Q4 L- G2 G& D2 b3 _        Link detected: yes

admin

ethtool -p ens9