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  1. % Bad IP address or host name - Cisco Learning Network

    When we do labs, we often issue "no ip domain lookup" to avoid the following problem. But when do we actually want this function? And why doesn't the translation work when there actually is …

  2. Why is my Packet Tracer not working whatsoever? I feel like I did ...

    Oct 14, 2024 · Port fa0/2 on switch 0 is in VLAN4 and port on router R0 is not configured with ip address and it routered port and port Fa0/1 on switch 0 is in vlan 1. Put port Fa0/1 in vlan 4. …

  3. Understanding the function of Supervisor and Line cards.

    In Centralized system the chips that is responsible for lookup is called RSP, because it has to switch the packet from line-card to RP and do the lookup and then againg switch the packet to …

  4. Implement and troubleshoot trunking - Cisco Learning Network

    Feb 13, 2020 · SP switch tunnel port is assigned an access VLAN ID unique to customer. Tunnel ports learn customer MAC addresses. Asymmetrical links do not support the Dynamic …

  5. How to determine if a switch is a layer 3 switch - Cisco Learning …

    How can i determine a switch that i encounter is a layer 3 switch? I believe its also depends on the model of the switch, right? Please advise what is the known or regularly used L3 switch in …

  6. 2960 is a Layer 3 Switch!!?? - Cisco Learning Network

    As i tested, a 2960 switch can work as a layer 3 switch and support ip routing and enter VLAN routing and ip route commands and so on if you enable layer 3 functioning on them by 2 …

  7. Sticky vs dynamic port security option - Cisco Learning Network

    The sticky secure MAC addresses do not automatically become part of the configuration file, which is the startupconfiguration used each time the switch restarts. If you save the sticky …

  8. Today I have received Native VLAN mismatched error. What is the ...

    I understood some of the part. Could you please help me for resolution? 1. Fortinet firewall: vlan 1788 : gateway 192.107.100.200 2. Core Aruba switch: vlan 1788 port 15 I made trunk which …

  9. troubleshooting Packet Loss at Layer 2 on Cisco CataLyst 2960

    On a switch you typically need to dive deeper to find the cause of dropped packets. In your case, the output drops counter is actually 0, which indicates that the switch is not dropping packets. …

  10. how to check the configuration difference between running config …

    A very useful command. To elaborate on Mark's answer, you can specify any two configuration files available in IOS File System to be compared by adding each path as options to the …