S1#show running-config
Building configuration...

Current configuration : 3731 bytes
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! Last configuration change at 03:34:26 UTC Mon Mar 1 1993
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version 15.0
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
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hostname S1
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boot-start-marker
boot-end-marker
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no aaa new-model
system mtu routing 1500
no ip domain-lookup
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 --More--
*Mar  1 03:34:38.836: %IP-4-DUPADDR: Duplicate address 172.16.10.1 on Vlan10, sourced by 0016!  !
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spanning-tree mode pvst
spanning-tree extend system-id
spanning-tree vlan 10 priority 4096
spanning-tree vlan 99 priority 28672
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vlan internal allocation policy ascending
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interface Port-channel1
 description SW1-SW2
 switchport trunk encapsulation dot1q
 switchport trunk allowed vlan 10,20,30,99
 switchport mode trunk
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interface FastEthernet0/1
 switchport trunk encapsulation dot1q
 switchport trunk allowed vlan 10,20,30,99
 switchport mode trunk
 channel-protocol pagp
 channel-group 1 mode desirable
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interface FastEthernet0/2
 switchport trunk encapsulation dot1q
 switchport trunk allowed vlan 10,20,30,99
 switchport mode trunk
 channel-protocol pagp
 channel-group 1 mode desirable
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interface FastEthernet0/3
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/4
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/5
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/6
 switchport access vlan 10
 switchport mode access
 switchport port-security maximum 3
 switchport port-security violation restrict
 switchport port-security mac-address sticky
 switchport port-security aging time 60
 switchport port-security aging type inactivity
 spanning-tree portfast
 spanning-tree bpduguard enable
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interface FastEthernet0/7
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/8
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/9
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/10
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/11
 switchport access vlan 10
 switchport mode access
 shutdown
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interface FastEthernet0/12
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/13
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/14
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/15
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/16
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/17
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/18
 switchport access vlan 20
 switchport mode access
 shutdown
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interface FastEthernet0/19
 switchport access vlan 30
 switchport mode access
 shutdown
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interface FastEthernet0/20
 switchport access vlan 30
 switchport mode access
 shutdown
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interface FastEthernet0/21
 switchport access vlan 30
 switchport mode access
 shutdown
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interface FastEthernet0/22
 switchport access vlan 30
 switchport mode access
 shutdown
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interface FastEthernet0/23
 switchport access vlan 30
 switchport mode access
 shutdown
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interface FastEthernet0/24
 switchport trunk encapsulation dot1q
 switchport trunk allowed vlan 10-99
 switchport mode trunk
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interface GigabitEthernet0/1
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interface GigabitEthernet0/2
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interface Vlan1
 no ip address
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interface Vlan10
 ip address 172.16.10.1 255.255.255.0
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interface Vlan20
 ip address 172.16.20.1 255.255.255.0
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interface Vlan30
 ip address 172.16.30.1 255.255.255.0
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interface Vlan99
 ip address 172.16.99.1 255.255.255.0
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ip http server
ip http secure-server
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line con 0
line vty 5 15
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end





S1#show ip int brief
Interface              IP-Address      OK? Method Status                Protocol
Vlan1                  unassigned      YES unset  up                    down
Vlan10                 172.16.10.1     YES manual up                    up
Vlan20                 172.16.20.1     YES manual up                    up
Vlan30                 172.16.30.1     YES manual up                    up
Vlan99                 172.16.99.1     YES manual up                    up
FastEthernet0/1        unassigned      YES unset  up                    up
FastEthernet0/2        unassigned      YES unset  up                    up
FastEthernet0/3        unassigned      YES unset  administratively down down
FastEthernet0/4        unassigned      YES unset  administratively down down
FastEthernet0/5        unassigned      YES unset  administratively down down
FastEthernet0/6        unassigned      YES unset  up                    up
FastEthernet0/7        unassigned      YES unset  administratively down down
FastEthernet0/8        unassigned      YES unset  administratively down down
FastEthernet0/9        unassigned      YES unset  administratively down down
FastEthernet0/10       unassigned      YES unset  administratively down down
FastEthernet0/11       unassigned      YES unset  administratively down down
FastEthernet0/12       unassigned      YES unset  administratively down down
FastEthernet0/13       unassigned      YES unset  administratively down down
FastEthernet0/14       unassigned      YES unset  administratively down down
FastEthernet0/15       unassigned      YES unset  administratively down down
FastEthernet0/16       unassigned      YES unset  administratively down down
FastEthernet0/17       unassigned      YES unset  administratively down down
FastEthernet0/18       unassigned      YES unset  administratively down down
FastEthernet0/19       unassigned      YES unset  administratively down down
FastEthernet0/20       unassigned      YES unset  administratively down down
FastEthernet0/21       unassigned      YES unset  administratively down down
FastEthernet0/22       unassigned      YES unset  administratively down down
FastEthernet0/23       unassigned      YES unset  administratively down down
FastEthernet0/24       unassigned      YES unset  up                    up
GigabitEthernet0/1     unassigned      YES unset  down                  down
GigabitEthernet0/2     unassigned      YES unset  down                  down
Port-channel1          unassigned      YES unset  up                    up



S1#show etherchannel summary
Flags:  D - down        P - bundled in port-channel
        I - stand-alone s - suspended
        H - Hot-standby (LACP only)
        R - Layer3      S - Layer2
        U - in use      f - failed to allocate aggregator

        M - not in use, minimum links not met
        u - unsuitable for bundling
        w - waiting to be aggregated
        d - default port


Number of channel-groups in use: 1
Number of aggregators:           1

Group  Port-channel  Protocol    Ports
------+-------------+-----------+-----------------------------------------------
1      Po1(SU)         PAgP      Fa0/1(P)    Fa0/2(P)




S1#show vlan brief

VLAN Name                             Status    Ports
---- -------------------------------- --------- -------------------------------
1    default                          active    Gi0/1, Gi0/2
10   Academics                        active    Fa0/3, Fa0/4, Fa0/5, Fa0/6
                                                Fa0/7, Fa0/8, Fa0/9, Fa0/10
                                                Fa0/11
20   Students                         active    Fa0/12, Fa0/13, Fa0/14, Fa0/15
                                                Fa0/16, Fa0/17, Fa0/18
30   Guest                            active    Fa0/19, Fa0/20, Fa0/21, Fa0/22
                                                Fa0/23
99   Management&native                active
1002 fddi-default                     act/unsup
1003 token-ring-default               act/unsup
1004 fddinet-default                  act/unsup
1005 trnet-default                    act/unsup



S1#show interfaces trunk

Port        Mode             Encapsulation  Status        Native vlan
Fa0/24      on               802.1q         trunking      1
Po1         on               802.1q         trunking      1

Port        Vlans allowed on trunk
Fa0/24      10-99
Po1         10,20,30,99

Port        Vlans allowed and active in management domain
Fa0/24      10,20,30,99
Po1         10,20,30,99

Port        Vlans in spanning tree forwarding state and not pruned
Fa0/24      10,20,30,99
Po1         10,20,30,99



