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Replies

Cisco C1000-24T-4G-L Port Issue

chamaralakmal
Level 1
Level 1

Hi, I have a Cisco C1000-24T-4G-L switch and its ports are not working when a computer connected. But ports are working fine when I connect another switch to the ports.

Also I have set the required ports as access ports. Did I miss some configuration?

8 Replies 8

marce1000
VIP
VIP

 

 - Post an example of the running-config of a port as you have configured it .

 M.



-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
    When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '

Hi This is my Config.

 

Building configuration...

Current configuration : 5434 bytes
!
! Last configuration change at 11:26:54 IST Sat Jun 24 2023
!
version 15.2
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname xxx
!
boot-start-marker
boot-end-marker
!
enable password xxx
!
username root password xxx
username xxx password xxx
username xxx password xxx
no aaa new-model
clock timezone IST 5 30
switch 1 provision c1000-24t-4g-l
system mtu routing 1500
!
!
no ip domain-lookup
!
!
!
!
!
!
!
crypto pki trustpoint TP-self-signed-xxx
enrollment selfsigned
subject-name cn=IOS-Self-Signed-Certificate-xxx
revocation-check none
rsakeypair TP-self-signed-xxx
!
!
crypto pki certificate chain TP-self-signed-xxx
certificate self-signed 01
3082022B 30820194 A0030201 02020101 300D0609 2A864886 F70D0101 05050030
31312F30 2D060355 04031326 494F532D 53656C66 2D536967 6E65642D 43657274
69666963 6174652D 31393435 38313736 3030301E 170D3233 30343234 30353039
32305A17 0D333030 31303130 30303030 305A3031 312F302D 06035504 03132649
4F532D53 656C662D 5369676E 65642D43 65727469 66696361 74652D31 39343538
31373630 3030819F 300D0609 2A864886 F70D0101 01050003 818D0030 81890281
8100A79B 0EB0578D 6B8FE346 C63F5E45 2212B86E E0B4CDEB 89ACDDB6 1B5A499B
5D1769D8 4B59B645 8A661478 317CC325 A2BBF7C6 22E69C4D 7D48C788 0AAD3939
1F8D4F1B 614D9863 847787BE CC7956E6 06C42446 690ECAF4 DCB1DE25 06D484A8
AD72524D 950E747C 564B6B87 4C32FD70 6DAEE747 9CF4FECE 34BC35E6 D75FC209
CFFB0203 010001A3 53305130 0F060355 1D130101 FF040530 030101FF 301F0603
551D2304 18301680 14185B50 899DEAF7 AD75FD6B 41174CD3 9B6F19CF 61301D06
03551D0E 04160414 185B5089 9DEAF7AD 75FD6B41 174CD39B 6F19CF61 300D0609
2A864886 F70D0101 05050003 81810096 3D942780 5EED467A 6B507990 F9B77C33
D0E84422 7729BC99 297B1DA4 5C82F7F3 BD7D4205 2C4F7ACC 66FC2B3B F6D78008
5E3287B9 25EEAA58 99FEE229 355FFEB2 8C75A09D F6A89D36 FDAE81B4 FD371EBF
2E886A0D 400B2A04 0A226D1E 98537954 7776CADC 8A7F9744 F8B04150 40932D04
9E386D73 8419C676 72A461D4 FAE6A9
quit
!
spanning-tree mode rapid-pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
!
!
!
!
!
interface GigabitEthernet1/0/1
switchport access vlan 45
switchport mode access
shutdown
!
interface GigabitEthernet1/0/2
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/3
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/4
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/5
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/6
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/7
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/8
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/9
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/10
description ##AFHQ-BASE-IBM05##
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/11
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/12
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/13
switchport mode access
no keepalive
spanning-tree portfast disable
!
interface GigabitEthernet1/0/14
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/15
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/16
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/17
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/18
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/19
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/20
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/21
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/22
switchport access vlan 45
switchport trunk native vlan 2
!
interface GigabitEthernet1/0/23
description ### Backup TRUNK Port connect to CBO_MW_3560 ###
switchport access vlan 45
switchport mode trunk
!
interface GigabitEthernet1/0/24
description ### TRUNCK Port connect to CBO_MW_3560 ###
switchport access vlan 45
switchport mode trunk
!
interface GigabitEthernet1/0/25
!
interface GigabitEthernet1/0/26
!
interface GigabitEthernet1/0/27
!
interface GigabitEthernet1/0/28
!
interface Vlan1
description ### Manegment_LAN ###
no ip address
no ip route-cache
!
interface Vlan2
description ### Management VLAN ##
no ip address
no ip route-cache
!
interface Vlan45
description ### Management VLAN ##
ip address 10.23.25.2 255.255.255.0
!
ip default-gateway 135.22.1.1
ip http server
ip http secure-server
ip ssh version 2
!
logging trap debugging
logging host 135.22.67.55
!
!
banner motd ^C

####################################

xxx - 4 c1000

No Unauthorized Access

####################################


^C
!
line con 0
logging synchronous
line vty 0 4
password xxx
login local
transport input ssh
line vty 5 15
password xxx
login
transport input ssh
!
end

 



@chamaralakmal if you are getting no output in console when you connecting cable, that can be a cable issue. try connecting gi 1/0/1 to 1/0/2 directely. and check console output. if that shows, port up status, its your cable issue or issue with device port which connecting to the switch

Please rate this and mark as solution/answer, if this resolved your issue
Good luck
KB

@chamaralakmal hi, what exactly you meant by not working? when your computer connected to the port, is light blinking? can you see anything on console output? or no lights? share #sh run command output.

Please rate this and mark as solution/answer, if this resolved your issue
Good luck
KB

Hi @Kasun Bandara ,

No light blinks when a computer connected and no console output.

Building configuration...

Current configuration : 5434 bytes
!
! Last configuration change at 11:26:54 IST Sat Jun 24 2023
!
version 15.2
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname xxx
!
boot-start-marker
boot-end-marker
!
enable password xxx
!
username root password xxx
username 04001 password xxx
username 04177 password xxx
no aaa new-model
clock timezone IST 5 30
switch 1 provision c1000-24t-4g-l
system mtu routing 1500
!
!
no ip domain-lookup
!
!
!
!
!
!
!
crypto pki trustpoint TP-self-signed-xxx
enrollment selfsigned
subject-name cn=IOS-Self-Signed-Certificate-xxx
revocation-check none
rsakeypair TP-self-signed-xxx
!
!
crypto pki certificate chain TP-self-signed-xxx
certificate self-signed 01
3082022B 30820194 A0030201 02020101 300D0609 2A864886 F70D0101 05050030
31312F30 2D060355 04031326 494F532D 53656C66 2D536967 6E65642D 43657274
69666963 6174652D 31393435 38313736 3030301E 170D3233 30343234 30353039
32305A17 0D333030 31303130 30303030 305A3031 312F302D 06035504 03132649
4F532D53 656C662D 5369676E 65642D43 65727469 66696361 74652D31 39343538
31373630 3030819F 300D0609 2A864886 F70D0101 01050003 818D0030 81890281
8100A79B 0EB0578D 6B8FE346 C63F5E45 2212B86E E0B4CDEB 89ACDDB6 1B5A499B
5D1769D8 4B59B645 8A661478 317CC325 A2BBF7C6 22E69C4D 7D48C788 0AAD3939
1F8D4F1B 614D9863 847787BE CC7956E6 06C42446 690ECAF4 DCB1DE25 06D484A8
AD72524D 950E747C 564B6B87 4C32FD70 6DAEE747 9CF4FECE 34BC35E6 D75FC209
CFFB0203 010001A3 53305130 0F060355 1D130101 FF040530 030101FF 301F0603
551D2304 18301680 14185B50 899DEAF7 AD75FD6B 41174CD3 9B6F19CF 61301D06
03551D0E 04160414 185B5089 9DEAF7AD 75FD6B41 174CD39B 6F19CF61 300D0609
2A864886 F70D0101 05050003 81810096 3D942780 5EED467A 6B507990 F9B77C33
D0E84422 7729BC99 297B1DA4 5C82F7F3 BD7D4205 2C4F7ACC 66FC2B3B F6D78008
5E3287B9 25EEAA58 99FEE229 355FFEB2 8C75A09D F6A89D36 FDAE81B4 FD371EBF
2E886A0D 400B2A04 0A226D1E 98537954 7776CADC 8A7F9744 F8B04150 40932D04
9E386D73 8419C676 72A461D4 FAE6A9
quit
!
spanning-tree mode rapid-pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
!
!
!
!
!
interface GigabitEthernet1/0/1
switchport access vlan 45
switchport mode access
shutdown
!
interface GigabitEthernet1/0/2
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/3
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/4
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/5
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/6
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/7
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/8
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/9
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/10
description ##AFHQ-BASE-IBM05##
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/11
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/12
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/13
switchport mode access
no keepalive
spanning-tree portfast disable
!
interface GigabitEthernet1/0/14
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/15
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/16
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/17
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/18
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/19
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/20
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/21
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/22
switchport access vlan 45
switchport trunk native vlan 2
!
interface GigabitEthernet1/0/23
description ### Backup TRUNK Port connect to CBO_MW_3560 ###
switchport access vlan 45
switchport mode trunk
!
interface GigabitEthernet1/0/24
description ### TRUNCK Port connect to CBO_MW_3560 ###
switchport access vlan 45
switchport mode trunk
!
interface GigabitEthernet1/0/25
!
interface GigabitEthernet1/0/26
!
interface GigabitEthernet1/0/27
!
interface GigabitEthernet1/0/28
!
interface Vlan1
description ### Manegment_LAN ###
no ip address
no ip route-cache
!
interface Vlan2
description ### Management VLAN ##
no ip address
no ip route-cache
!
interface Vlan45
description ### Management VLAN ##
ip address 10.23.25.2 255.255.255.0
!
ip default-gateway 135.22.1.1
ip http server
ip http secure-server
ip ssh version 2
!
logging trap debugging
logging host 135.22.67.55
!
!
banner motd ^C

####################################

xxx - 4 c1000

No Unauthorized Access

####################################


^C
!
line con 0
logging synchronous
line vty 0 4
password xxx
login local
transport input ssh
line vty 5 15
password xxx
login
transport input ssh
!
end

 

 

 - Check switch logs when a host is connected to a port , 

 M.



-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
    When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '

Hi @Kasun Bandara,

Port lights are not turn or nor blinking and no any console output.

Building configuration...

Current configuration : 5434 bytes
!
! Last configuration change at 11:26:54 IST Sat Jun 24 2023
!
version 15.2
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname xxx
!
boot-start-marker
boot-end-marker
!
enable password xxx
!
username root password xxx
username 04001 password xxx
username 04177 password xxx

no aaa new-model
clock timezone IST 5 30
switch 1 provision c1000-24t-4g-l
system mtu routing 1500
!
!
no ip domain-lookup
!
!
!
!
!
!
!
crypto pki trustpoint TP-self-signed-xxx
enrollment selfsigned
subject-name cn=IOS-Self-Signed-Certificate-xxx
revocation-check none
rsakeypair TP-self-signed-xxx
!
!
crypto pki certificate chain TP-self-signed-xxx
certificate self-signed 01
3082022B 30820194 A0030201 02020101 300D0609 2A864886 F70D0101 05050030
31312F30 2D060355 04031326 494F532D 53656C66 2D536967 6E65642D 43657274
69666963 6174652D 31393435 38313736 3030301E 170D3233 30343234 30353039
32305A17 0D333030 31303130 30303030 305A3031 312F302D 06035504 03132649
4F532D53 656C662D 5369676E 65642D43 65727469 66696361 74652D31 39343538
31373630 3030819F 300D0609 2A864886 F70D0101 01050003 818D0030 81890281
8100A79B 0EB0578D 6B8FE346 C63F5E45 2212B86E E0B4CDEB 89ACDDB6 1B5A499B
5D1769D8 4B59B645 8A661478 317CC325 A2BBF7C6 22E69C4D 7D48C788 0AAD3939
1F8D4F1B 614D9863 847787BE CC7956E6 06C42446 690ECAF4 DCB1DE25 06D484A8
AD72524D 950E747C 564B6B87 4C32FD70 6DAEE747 9CF4FECE 34BC35E6 D75FC209
CFFB0203 010001A3 53305130 0F060355 1D130101 FF040530 030101FF 301F0603
551D2304 18301680 14185B50 899DEAF7 AD75FD6B 41174CD3 9B6F19CF 61301D06
03551D0E 04160414 185B5089 9DEAF7AD 75FD6B41 174CD39B 6F19CF61 300D0609
2A864886 F70D0101 05050003 81810096 3D942780 5EED467A 6B507990 F9B77C33
D0E84422 7729BC99 297B1DA4 5C82F7F3 BD7D4205 2C4F7ACC 66FC2B3B F6D78008
5E3287B9 25EEAA58 99FEE229 355FFEB2 8C75A09D F6A89D36 FDAE81B4 FD371EBF
2E886A0D 400B2A04 0A226D1E 98537954 7776CADC 8A7F9744 F8B04150 40932D04
9E386D73 8419C676 72A461D4 FAE6A9
quit
!
spanning-tree mode rapid-pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
!
!
!
!
!
interface GigabitEthernet1/0/1
switchport access vlan 45
switchport mode access
shutdown
!
interface GigabitEthernet1/0/2
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/3
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/4
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/5
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/6
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/7
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/8
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/9
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/10
description ##AFHQ-BASE-IBM05##
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/11
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/12
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/13
switchport mode access
no keepalive
spanning-tree portfast disable
!
interface GigabitEthernet1/0/14
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/15
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/16
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/17
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/18
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/19
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/20
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/21
switchport access vlan 45
switchport mode access
!
interface GigabitEthernet1/0/22
switchport access vlan 45
switchport trunk native vlan 2
!
interface GigabitEthernet1/0/23
description ### Backup TRUNK Port connect to CBO_MW_3560 ###
switchport access vlan 45
switchport mode trunk
!
interface GigabitEthernet1/0/24
description ### TRUNCK Port connect to CBO_MW_3560 ###
switchport access vlan 45
switchport mode trunk
!
interface GigabitEthernet1/0/25
!
interface GigabitEthernet1/0/26
!
interface GigabitEthernet1/0/27
!
interface GigabitEthernet1/0/28
!
interface Vlan1
description ### Manegment_LAN ###
no ip address
no ip route-cache
!
interface Vlan2
description ### Management VLAN ##
no ip address
no ip route-cache
!
interface Vlan45
description ### Management VLAN ##
ip address 10.23.25.2 255.255.255.0
!
ip default-gateway 135.22.1.1
ip http server
ip http secure-server
ip ssh version 2
!
logging trap debugging
logging host 135.22.67.55
!
!
banner motd ^C

####################################

xxx - 4 c1000

No Unauthorized Access

####################################


^C
!
line con 0
logging synchronous
line vty 0 4
password xxx
login local
transport input ssh
line vty 5 15
password xxx
login
transport input ssh
!
end

 

there is cable cross or straight, 
if SW is connect and PC not then try change the cable only. 

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