i have the tp link tl-mr3220 wireless router. my router has many problems. if i connect device on any the lan ports, i cannot ping this device. my laptop cannot receive ip address from the dhcp server

hi, i have network in combination the l3 switch and the l2 switches. my l2 switches are connected on l3 switch trunking 2 ports. the l3 switch is allied telesis x510-52gtx. the l2 switches are cisco c