Настройка локальной сети, коммутаторы не видят ПК

Есть локальная сеть, все коммутаторы находятся в одном VLAN (50). Наблюдается одна проблема. Компьютер с IP 192.168.102.45 не пингует коммутаторы 2 корпуса, но при этом все другие коммутаторы видит нормально. В чем может быть проблема?

Конфиг коммутатора 192.168.50.3

!
line ssh
!
ssh user admin authentication-method password
!
ip dhcp pool SIP
!
ip dhcp local-relay vlan 5
ip dhcp smart-relay
ip dhcp pool SIP
 relay source 192.168.5.0 255.255.255.0
 relay destination 192.168.100.1
!
vlan 5,10,50,105
!
vlan 5
 name VLAN_SIP
!
vlan 50
 name Managment
!
vlan 105
 name VLAN_Students
!
interface ethernet 1/0/1
!
interface ethernet 1/0/2
!
interface ethernet 1/0/3
!
interface ethernet 1/0/4
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/5
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/6
 description sport
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/7
 description medic
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/8
 switchport mode trunk
 switchport trunk native vlan tag
 switchport trunk allowed vlan 50,105
!
interface ethernet 1/0/9
!
interface ethernet 1/0/10
!
interface ethernet 1/0/11
!
interface ethernet 1/0/12
!
interface ethernet 1/0/13
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/14
!
interface ethernet 1/0/15
 description Up_to_123_24port
 switchport hybrid allowed vlan tagged 10,50
!
interface ethernet 1/0/16
!
interface ethernet 1/0/17
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/18
!
interface ethernet 1/0/19
!
interface ethernet 1/0/20
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/21
!
interface ethernet 1/0/22
!
interface ethernet 1/0/23
 switchport mode access
!
interface ethernet 1/0/24
!
interface ethernet 1/0/25
!
interface ethernet 1/0/26
 description kab232
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/27
 switchport mode trunk
 switchport trunk native vlan tag
 switchport trunk allowed vlan 50,105
 no ingress-checking
!
interface ethernet 1/0/28
!
interface ethernet 1/0/29
!
interface ethernet 1/0/30
!
interface ethernet 1/0/31
!
interface ethernet 1/0/32
 description Uplink_to_235kab
 switchport mode trunk
 switchport trunk native vlan 105
 switchport trunk allowed vlan 50,105
 no ingress-checking
!
interface ethernet 1/0/33
 description kab236
 switchport mode trunk
 switchport trunk native vlan tag
 switchport trunk allowed vlan 5,50,105
 no ingress-checking
!
interface ethernet 1/0/34
!
interface ethernet 1/0/35
!
interface ethernet 1/0/36
!
interface ethernet 1/0/37
!
interface ethernet 1/0/38
!
interface ethernet 1/0/39
!
interface ethernet 1/0/40
!
interface ethernet 1/0/41
!
interface ethernet 1/0/42
!
interface ethernet 1/0/43
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/44
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/45
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/46
 switchport hybrid allowed vlan tagged 5
!
interface ethernet 1/0/47
!
interface ethernet 1/0/48
!
interface ethernet 1/0/49
 shutdown
 switchport hybrid allowed vlan tagged 5,10,50,105
 ip dhcp snooping trust
!
interface ethernet 1/0/50
 description Up_to_DGS-1250-52XMP_51
 switchport mode trunk
 switchport trunk allowed vlan 1,5,10,50,105
 ip dhcp snooping trust
 ip arp inspection trust
!
interface ethernet 1/0/51
!
interface ethernet 1/0/52
!
interface Vlan1
 ip address dhcp
!
interface Vlan5
 ip dhcp relay information trusted
 ip dhcp relay information check-reply
 ip address 192.168.5.2 255.255.255.0
!
interface Vlan50
 ip address 192.168.50.3 255.255.255.0
!
interface Vlan105
 ip dhcp relay information trusted
 ip dhcp relay information check-reply
 ip address 192.168.105.3 255.255.255.0
!
snmp-server
snmp-server enable traps
snmp-server name DGS-1510-52
snmp-server enable traps snmp authentication
snmp-server enable traps snmp linkup
snmp-server enable traps snmp linkdown
snmp-server response broadcast-request
!
sntp enable
sntp server 192.168.100.2
!
ntp access-group default nomodify noquery
!
ip dhcp snooping
!
ip route 0.0.0.0 0.0.0.0 192.168.100.2 primary
!
end

Конфиг коммутатора 192.168.50.13

!
loopback-detection
!
cpu-protect safeguard
!
ssh user admin authentication-method password
!
vlan 50,105,999
!
vlan 50
 name Managment
!
vlan 999
 name Not_used
!
interface ethernet 1/0/1
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/2
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/3
 speed 100
 duplex full
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/4
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/5
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/6
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/7
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/8
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/9
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/10
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/11
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/12
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/13
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/14
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/15
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/16
 loopback-detection
 ip verify source vlan dhcp-snooping
 switchport mode access
 switchport access vlan 105
 ip arp inspection limit rate 30 burst interval 1
 ip ip-mac-port-binding strict
!
interface ethernet 1/0/17
 loopback-detection
 switchport mode access
 switchport access vlan 105
!
interface ethernet 1/0/18
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/19
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/20
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/21
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/22
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/23
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/24
 loopback-detection
 switchport mode trunk
 switchport trunk allowed vlan 50,105
 no ingress-checking
 ip dhcp snooping trust
 ip arp inspection trust
!
interface ethernet 1/0/25
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/26
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/27
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface ethernet 1/0/28
 shutdown
 loopback-detection
 switchport mode access
 switchport access vlan 999
!
interface Vlan1
 ip address dhcp
 shutdown
!
interface Vlan50
 ip address 192.168.50.13 255.255.255.0
!
interface Vlan105
 ip address 192.168.105.6 255.255.255.0
!
snmp-server
snmp-server enable traps
snmp-server location 226_Kab
snmp-server enable traps snmp authentication
snmp-server enable traps snmp linkup
snmp-server enable traps snmp linkdown
!
sntp server 192.168.100.2
!
ntp server 192.168.100.2
ntp access-group default nomodify noquery
!
ip dhcp snooping
!
ip arp inspection validate src-mac
ip arp inspection validate dst-mac
ip arp inspection vlan 105
!
ip route 0.0.0.0 0.0.0.0 192.168.100.2 primary
!
errdisable recovery cause psecure-violation interval 60
errdisable recovery cause storm-control interval 60
errdisable recovery cause bpdu-protect interval 60
errdisable recovery cause arp-rate interval 60
errdisable recovery cause dhcp-rate interval 60
errdisable recovery cause loopback-detect  interval 60
!
end

Все коммутаторы 2 корпуса настроены по одному принципу.