WebMar 21, 2024 · load the default Cisco IOS software load a power-on self-test program Explanation: The first action to take place when a switch is powered on is the POST or power-on self-test. POST performs tests on the CPU, memory, and flash in preparation for loading the boot loader. 10. WebJun 30, 2024 · Cisco switch (WS-C2960X-48LPS-L) - POST: inline power post failed for port Go to solution Khaleelur Rahman Beginner Options 06-30-2024 06:18 AM I have a Cisco switch (WS-C2960X-48LPS-L) that powers up then all the 48 ports are not working, the remaining SFP ports are working normally without any errors.
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WebSwitch POST Results Approximately 30 seconds after the switch powers on, it begins the POST, which can take up to 5 minutes to complete. During POST, the SYSTEM LED blinks green. After POST is complete, the SYSTEM LED turns solid green. The ACTV LED is green if the switch is acting as the active switch. Caution POST failures are usually fatal ... WebMay 1, 2024 · WS-C3750X-24T-L some ports failed POST in Loopback test . Last Modified. May 01, 2024. Products (1) Cisco Catalyst 3750-X Series Switches. ... Hi, I have a Cisco CBS3020-HPQ chassis switch running IOS 12.2.(25r)SEF3. One of the ports is in "disabled" state but when I try to unshut it, it doesn't work, the switch logs shows the … fishing gifts for dad on christmas
cisco - How to extensively test an ethernet switch
Web5 Answers. If you see MAC address is 'mac address-table' you have L2 connectivity. So nothing wrong in your test methodology. You can check the mac address table, but there won't be an entry unless there's been traffic. A quick method I often use is to ping the device (assuming it has an IP). WebApr 19, 2009 · POST: PortASIC Memory Tests : Begin POST: PortASIC Memory Tests : End, Status Passed POST: CPU MIC PortASIC interface Loopback Tests : Begin POST: CPU MIC PortASIC interface Loopback Tests : End, Status Passed POST: PortASIC RingLoopback Tests : Begin POST: PortASIC RingLoopback Tests : End, Status Passed … WebKindly Follow Cisco Insider Champion on Twitter.#️⃣ . #cisco #ciscochampion #cisconetworking #ciscoinsiderchampion #ciscoinsiderchampionprogram #ciscocertification #networkengineer #ccna #ccie ... fishing gifts for teen boys