cisco renumber stack

sh run to backup all interface settings

interface GigabitEthernet1/0/1
switchport access vlan 13
shutdown
spanning-tree portfast

interface GigabitEthernet1/0/2
switchport access vlan 13
spanning-tree portfast

interface GigabitEthernet3/0/1
switchport access vlan 11
spanning-tree portfast

interface GigabitEthernet3/0/2
switchport access vlan 11
spanning-tree portfast

Switch#sh inv
NAME: “3”, DESCR: “WS-C2960S-24TS-L”
PID: WS-C2960S-24TS-L , VID: V02 , SN: FOC1432W130

NAME: “1”, DESCR: “WS-C2960S-48FPS-L”
PID: WS-C2960S-48FPS-L , VID: V03 , SN: FOC1715Z4Z1

NAME: “2”, DESCR: “WS-C2960S-24PS-L”
PID: WS-C2960S-24PS-L , VID: V04 , SN: FOC1823Z4NF

Switch#sh switch detail
Switch/Stack Mac Address : 58bc.27ff.b500
H/W Current
Switch# Role Mac Address Priority Version State
———————————————————-
1 Member f41f.c294.d080 1 1 Ready
2 Member 0008.2f9b.9680 1 1 Ready
*3 Master 58bc.27ff.b500 15 1 Ready

Switch(config)#switch 1 renumber 3
Switch(config)#switch 3 renumber 1
Switch(config)#reload

Switch(config)#default interface ran g1/0/1-48
Switch(config)#default interface ran g3/0/1-48

replace new interface settinges

interface GigabitEthernet3/0/1
switchport access vlan 13
shutdown
spanning-tree portfast

interface GigabitEthernet3/0/2
switchport access vlan 13
spanning-tree portfast

interface GigabitEthernet1/0/1
switchport access vlan 11
spanning-tree portfast

interface GigabitEthernet1/0/2
switchport access vlan 11
spanning-tree portfast

layer 2 traceroute

2F-ASW-2960S-5#sh mac add | inc 1/0/1
80 fcf1.52ef.aea1 DYNAMIC Gi1/0/1

9F-CSW-3750-1#sh mac add | inc 3/0/43
80 00e0.4c0b.cd09 DYNAMIC Gi3/0/43
80 00e0.4c0b.cd1d DYNAMIC Gi3/0/43
80 00f1.f31b.4f20 DYNAMIC Gi3/0/43
80 00f1.f31b.6151 DYNAMIC Gi3/0/43
80 5404.a691.3baa DYNAMIC Gi3/0/43

2F-ASW-2960S-5#traceroute mac fcf1.52ef.aea1 00e0.4c0b.cd09
Source fcf1.52ef.aea1 found on 2F-ASW-2960S-5
1 2F-ASW-2960S-5 (192.168.81.42) : Gi1/0/1 => Gi1/0/48
2 2F-ASW-2960X-4 (192.168.81.41) : Gi1/0/48 => Gi1/0/49
3 9F-CSW-3750-1 (192.168.1.254) : Gi6/0/3 => Gi3/0/43
Destination 00e0.4c0b.cd09 found on 9F-CSW-3750-1
Layer 2 trace completed