FEC 直方图和统计数据
您可以使用前向纠错 (FEC) 计数器和 FEC 直方图来预测链路质量直方图和统计数据。要显示此信息,请使用命令 show interfaces interface-name 。此命令显示 FEC 已更正和未更正的代码字计数器、FEC 之前的 BER 和 FEC 直方图。
使用 功能浏览器 确认平台和版本对特定功能的支持。
输出
在此命令的输出中, Total Code Words 是收获的计数。 Code Words 是瞬时计数。
例如:
user@device> show interfaces et-0/0/26
Physical interface: et-0/0/26, Enabled, Physical link is Up
Interface index: 1214, SNMP ifIndex: 626
Link-level type: Ethernet, MTU: 1514, LAN-PHY mode, Speed: 400Gbps, BPDU Error: None, Loop Detect PDU Error: None,
Ethernet-Switching Error: None, MAC-REWRITE Error: None, Loopback: Disabled, Source filtering: Disabled,
Flow control: Disabled, Auto-negotiation: Disabled, Media type: Fiber
Device flags : Present Running
Interface flags: SNMP-Traps
CoS queues : 0 supported, 0 maximum usable queues
Current address: e4:f2:7c:82:cb:58, Hardware address: e4:f2:7c:82:cb:58
Last flapped : 2025-02-05 21:54:51 PST (02:20:48 ago)
Input rate : 0 bps (0 pps)
Output rate : 86054410200 bps (84037509 pps)
Active alarms : None
Active defects : None
PCS statistics Seconds
Bit errors 0
Errored blocks 0
Ethernet FEC Mode : FEC119
FEC Codeword size 544
FEC Codeword rate 0.945
Ethernet FEC statistics Errors
FEC Corrected Errors 90245707
FEC Uncorrected Errors 0
FEC Corrected Errors Rate 10838
FEC Uncorrected Errors Rate 0
PRE FEC BER 0.00010699043195928
Symbol Error Per Code Word Code Words Total Code Words Last Changed
Bin0 158197020 659994893109 00:00:01 ago
Bin1 21923 90120080 00:00:01 ago
Bin2 27 124983 00:00:01 ago
Bin3 0 641 Never
Bin4 0 5 Never
Bin5 0 0 Never
Bin6 0 0 Never
Bin7 0 0 Never
Bin8 0 0 Never
Bin9 0 0 Never
Bin10 0 0 Never
Bin11 0 0 Never
Bin12 0 0 Never
Bin13 0 0 Never
Bin14 0 0 Never
Bin15 0 0 Never
Interface transmit statistics: Disabled
Link Degrade :
Link Monitoring : Disable
Logical interface et-0/0/26.0 (Index 1003) (SNMP ifIndex 760)
Flags: Up SNMP-Traps Encapsulation: Ethernet-Bridge DF
Input packets : 0
Output packets: 0
Protocol ethernet-switching, MTU: 1514
Flags: Is-Primary