HelloI have just been hired by a company, the previous employee updated some Cisco 2960x switches to the latest version and this caused the switches to lose their lanbase licenses, so the switches are not working, is there a solution to this problem?...

Hi There it is , to these ports IP Phones are connected.1 Invalid ARPs (Req) on Gi1/0/18, vlan 109.([a036.bc29.84fd/192.168.109.74/0000.0000.0000/192.168.109.66/19:09:52 TEH Tue Feb 13 2024])1 Invalid ARPs (Req) on Gi1/0/23, vlan 109.([047c.167c.7eb2...

Hi , I have a switch 3750 stacked , I don't have IP-phone some of my links get up & down repeatedly (I see this in switches 2960 too) Jul 1 10:24:12.159: %LINK-3-UPDOWN: Interface GigabitEthernet2/0/3, changed state to downJul 1 10:25:03.831: %LINK-3...

Hi , Every one I have a question , does IKEv2 work with Chain validation ? in which IOS ? i tested it in (C7200-ADVENTERPRISEK9-M), Version 15.2(4)S6 but it does not worked , and i did not find any example , can you give me an example link ?   Thanks