统信桌面操作系统专业版V20（1070）
Linux uos 5.10.97-arm64-desktop
uos基础 netstat 查看网络统计信息
code@uos:~$ netstat -s
Ip:
Forwarding: 2
11775 total packets received
0 forwarded
0 incoming packets discarded
11566 incoming packets delivered
10436 requests sent out
48 dropped because of missing route
Icmp:
0 ICMP messages received
0 input ICMP message failed
ICMP input histogram:
7 ICMP messages sent
0 ICMP messages failed
ICMP output histogram:
destination unreachable: 7
IcmpMsg:
OutType3: 7
Tcp:
1075 active connection openings
3 passive connection openings
162 failed connection attempts
50 connection resets received
15 connections established
61378 segments received
44754 segments sent out
2367 segments retransmitted
16 bad segments received
350 resets sent
Udp:
2665 packets received
7 packets to unknown port received
0 packet receive errors
1744 packets sent
0 receive buffer errors
0 send buffer errors
IgnoredMulti: 2707
UdpLite:
TcpExt:
257 TCP sockets finished time wait in fast timer
354 delayed acks sent
Quick ack mode was activated 478 times
48015 packet headers predicted
2962 acknowledgments not containing data payload received
5561 predicted acknowledgments
Detected reordering 4 times using SACK
TCPDSACKUndo: 30
TCPLostRetransmit: 1739
TCPSackFailures: 3
7 retransmits in slow start
TCPTimeouts: 2290
TCPLossProbes: 249
TCPLossProbeRecovery: 1
TCPBacklogCoalesce: 6
TCPDSACKOldSent: 478
TCPDSACKOfoSent: 1
TCPDSACKRecv: 269
141 connections reset due to unexpected data
31 connections reset due to early user close
196 connections aborted due to timeout
TCPDSACKIgnoredOld: 3
TCPDSACKIgnoredNoUndo: 63
TCPSackShiftFallback: 6
TCPRcvCoalesce: 796
TCPOFOQueue: 549
TCPOFOMerge: 1
TCPChallengeACK: 16
TCPSYNChallenge: 16
TCPAutoCorking: 293
TCPFromZeroWindowAdv: 4
TCPToZeroWindowAdv: 4
TCPWantZeroWindowAdv: 88
TCPSynRetrans: 1948
TCPOrigDataSent: 9366
TCPHystartDelayDetect: 2
TCPHystartDelayCwnd: 100
TCPACKSkippedSeq: 1
TCPKeepAlive: 807
TCPDelivered: 10196
TCPAckCompressed: 2
TcpTimeoutRehash: 2112
TcpDuplicateDataRehash: 9
TCPDSACKRecvSegs: 269
IpExt:
InMcastPkts: 1046
OutMcastPkts: 129
InBcastPkts: 2707
InOctets: 4161997
OutOctets: 1281843
InMcastOctets: 165406
OutMcastOctets: 24092
InBcastOctets: 232356
InNoECTPkts: 11920
code@uos:~$
