Switch N2024P

Hi team,

This is the configuration of my N2024 switch :

enable
conf t
sntp server 92.222.117.115
sntp unicast client enable
clock timezone +1
hostname SWITCH-MASTER

spanning-tree mode rapid-pvst
spanning-tree vlan 3-5 root primary
interface range GigabitEthernet1/0/1-23
spanning-tree portfast
exit

interface range GigabitEthernet1/0/1-24
speed auto
power inline auto
exit

vlan 3
name DATA-1
interface vlan 3
ip address 192.168.75.231 255.255.255.0
exit
ip default-gateway 192.168.75.251
ip domain-name ZZZZZZZ.net

vlan 4
name DATA-2

vlan 5
name DATA-3
exit

interface range GigabitEthernet1/0/1-8
switchport access vlan 3
Switchport mode access
no shutdown
exit

interface range GigabitEthernet1/0/9-16
switchport access vlan 4
Switchport mode access
no shutdown
exit

interface range GigabitEthernet1/0/17-23
switchport access vlan 5
Switchport mode access
no shutdown
exit

interface GigabitEthernet1/0/24
switchport trunk allowed vlan all
switchport mode trunk
no shutdown
exit

username admin password XXXXXXX privilege 15

passwords strength max-limit repeated-characters 2
passwords strength max-limit consecutive-characters 2
enable password YYYYYYYYY

ip telnet server disable
no ip http server

no ip ssh server
crypto key generate rsa
crypto key generate dsa
ip ssh server
ip ssh protocol 2

crypto certificate 1 generate
key-generate
exit
ip http secure-certificate 1
ip http secure-server
ip http timeout-policy idle 120 life 240

line console
login authentication default

exit

I can ping my switch but i can't ping 2 computers in same VLAN.

Could you help me please ?

Thanks