Sep 21st, 2017 at 11:48 AM. Port … Status long: Refer to the Notification and Interfaces tables for information about the problem After VLAN was created - one node is down and another is UP - you. Step 3 Repeat Step 1 to determine if the port is online. Just issue the command "show monitor" and remove the commands for the SPAN session and the port will … up For single … Can anyone help? 3 Answers 3. Protocol refers to "Line Protocol", which is a Cisco way of saying "the connection". Basically, up/down means the port is available for a cable/connection, but doesn't have one. Check the cable, or other computer. Normally you can identify this situation if the port has many packet errors, or the port constantly flaps (loses and regains link). 4500 (config-if-range)# logging … I wonder what can cause that the first line output of the command "show interfaces" will be: "fastEthernet is up, line protocol is down". I have configured port-security so only one MAC address is allowed. Das Kommando ist auf alle Interfacetypen anwendbar. Show Port-Security Command on CISCO Router/Switch When the vPC peer-link goes down only the vPC member ports are shut down, i.e orphan ports remain up. Cisco Content Hub - Checking Port Status and Connectivity [SOLVED] Cisco Status "Monitoring" - Spiceworks Community The physical port might be UP but the protocol might show Down. Show activity on this post. To apply configuration commands to a particular port, you must specify the appropriate logical module. Cisco Show Interface Command on Routers and Switches Explained Again, this may require additional configuration on the switch. Finally, you could always capture the output of a command like "show ip int brie" (IOS) or "show port status" (CatOS) then disconnect the cable, and capture the same output again. Then compare the two to find the port that went down. Troubleshooting Ports - Cisco 12-02-2008 02:37 PM. How to find the port Uptime/Downtime status or utilization in You could use the "interface range.." command to quickly apply the command to all the relevant interfaces eg. Port

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