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Remove HA cable between switch make them independent devices and shift all work load on any one of switch, on remaining switch you can change ip address. There are tools to perform this at larger scale. If you dont use dhcp, you need to ping each ip addres from your computer and arp -a will show you the mac of the ip. Then you can compare those with addresses in dhcp. Welcome to our community We’re working tech professionals who love collaborating. Come for the solution, stay for everything else.
#Hp switch command to find mac address for free
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#Hp switch command to find mac address how to
Then, if your switch models have commands to do this, display the MAC address table of each switch to discover to which port the MAC address is connected. If switch is connected in HA having both active and passive switch or active -active switch then, there is a possibility to change ip address of switch in production hours. the switch is able to provide you with the mac addresses it knows (show mac-address). Find answers to How to find the IP and Mac address of devices connnected to ports on a HP ProCurve Switch from the expert community at Experts Exchange. Type this command: mac-address-table staticYou can ARP with the IP address to discover the MAC address.
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You need to relate the IP address to the MAC address. A switch doesn't strip off the frame to look at the IP headers (router do that). IP is a layer-3 protocol, and IP addresses are in the packet headers, which are encapsulated inside the ethernet frame. A switch will create and maintain a MAC address table, which relates each MAC address with the port to which the device with that MAC address is connected. Switches are layer-2 devices, and the ethernet headers contain MAC addresses.
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Switches will know the MAC addresses, but not the IP addresses.