什么导致了交换机端口呈现err-disable状态?
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什么导致了交换机端口呈现err-disable状态?
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導(dǎo)致交換機(jī)端口呈現(xiàn)err-disable狀態(tài)的原因有很多,為方便大家查詢,特歸納如下: 1. duplex mismatch (A is correct)
2. port-channel misconfiguration
3. Bridge Protocol Data Unit (BPDU) Guard violation
4. UniDirectional Link Detection (UDLD) condition (B is correct)
5. late-collision detection
6. link-flap detection
7. security violation
8. Port Aggregation Protocol (PAgP) flap
9. Layer 2 Tunneling Protocol (L2TP) Guard
10. DHCP snooping rate-limiting
11. EtherChannel guard detects a misconfigured EtherChannel
2. port-channel misconfiguration
3. Bridge Protocol Data Unit (BPDU) Guard violation
4. UniDirectional Link Detection (UDLD) condition (B is correct)
5. late-collision detection
6. link-flap detection
7. security violation
8. Port Aggregation Protocol (PAgP) flap
9. Layer 2 Tunneling Protocol (L2TP) Guard
10. DHCP snooping rate-limiting
11. EtherChannel guard detects a misconfigured EtherChannel
轉(zhuǎn)載于:https://blog.51cto.com/ciscodocu/52763
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