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I have a Cisco SG200-50 50 port switch and I want to configure it so there is one big LAN (all computers on the switch can see each other), but half the computers only see the first gateway, and half the computers only see the other gateway (ie computers plugged into the left side get gateway 1, computers plugged into the right side get gateway 2).
Here's the current configuration (for 3 gateways), after fooling around with no idea what I'm doing.
interface vlan 1
no ip address dhcp
!
interface vlan 2
name Backplane
!
interface vlan 10
name Servers
!
interface vlan 101
name "Modem/Router A"
!
interface vlan 102
name "Modem/Router B"
!
interface vlan 103
name "Modem/Router C"
!
interface vlan 201
name "Network A"
!
interface vlan 202
name "Network B"
!
interface vlan 203
name "Network C"
!
interface vlan 1000
name backplatest
!
interface vlan 1001
name routera
!
interface vlan 1002
name routerb
!
interface gigabitethernet1
switchport mode general
switchport general allowed vlan add 101,201 untagged
switchport general pvid 101
!
interface gigabitethernet2
switchport mode general
switchport general allowed vlan add 102,202 untagged
switchport general pvid 102
!
interface gigabitethernet3
switchport mode general
switchport general allowed vlan add 103,203 untagged
switchport general pvid 103
!
interface gigabitethernet4
switchport mode general
!
interface gigabitethernet5
switchport mode general
!
interface gigabitethernet6
switchport mode general
!
interface gigabitethernet7
switchport mode general
switchport general allowed vlan add 2,10,101,201 untagged
switchport general pvid 201
!
interface gigabitethernet8
switchport mode general
switchport general allowed vlan add 2,10,101,201 untagged
switchport general pvid 201
!
interface gigabitethernet9
switchport mode general
switchport general allowed vlan add 2,10,101,201 untagged
switchport general pvid 201
!
interface gigabitethernet10
switchport mode general
switchport general allowed vlan add 2,10,101,201 untagged
switchport general pvid 201
!
interface gigabitethernet11
switchport mode general
switchport general allowed vlan add 2,10,101,201 untagged
switchport general pvid 201
!
interface gigabitethernet12
switchport mode general
switchport general allowed vlan add 2,10,101,201 untagged
switchport general pvid 201
!
interface gigabitethernet13
switchport mode general
switchport general allowed vlan add 2,10,102,202 untagged
switchport general pvid 202
!
interface gigabitethernet14
switchport mode general
switchport general allowed vlan add 2,10,102,202 untagged
switchport general pvid 202
!
interface gigabitethernet15
switchport mode general
switchport general allowed vlan add 2,10,102,202 untagged
switchport general pvid 202
!
interface gigabitethernet16
switchport mode general
switchport general allowed vlan add 2,10,102,202 untagged
switchport general pvid 202
!
interface gigabitethernet17
switchport mode general
switchport general allowed vlan add 2,10,102,202 untagged
switchport general pvid 202
!
interface gigabitethernet18
switchport mode general
switchport general allowed vlan add 2,10,102,202 untagged
switchport general pvid 202
!
interface gigabitethernet19
switchport mode general
switchport general allowed vlan add 2,10,103,203 untagged
switchport general pvid 203
!
interface gigabitethernet20
switchport mode general
switchport general allowed vlan add 2,10,103,203 untagged
switchport general pvid 203
!
interface gigabitethernet21
switchport mode general
switchport general allowed vlan add 2,10,103,203 untagged
switchport general pvid 203
!
interface gigabitethernet22
switchport mode general
switchport general allowed vlan add 2,10,103,203 untagged
switchport general pvid 203
!
interface gigabitethernet23
switchport mode general
switchport general allowed vlan add 2,10,103,203 untagged
switchport general pvid 203
!
interface gigabitethernet24
switchport mode general
switchport general allowed vlan add 2,10,103,203 untagged
switchport general pvid 203
!
interface gigabitethernet25
switchport mode general
switchport general allowed vlan add 10,201-203 untagged
switchport general pvid 10
!
interface gigabitethernet26
switchport mode general
switchport general allowed vlan add 10,201-203 untagged
switchport general pvid 10
!
interface gigabitethernet27
switchport mode general
switchport general allowed vlan add 10,201-203 untagged
switchport general pvid 10
!
interface gigabitethernet28
switchport mode general
switchport general allowed vlan add 10,201-203 untagged
switchport general pvid 10
!
interface gigabitethernet29
switchport mode general
switchport general allowed vlan add 10,201-203 untagged
switchport general pvid 10
!
interface gigabitethernet30
switchport mode general
switchport general allowed vlan add 10,201-203 untagged
switchport general pvid 10
!
interface gigabitethernet31
switchport mode access
switchport access vlan 1000
!
interface gigabitethernet32
switchport mode access
switchport access vlan 1000
!
interface gigabitethernet33
switchport mode access
switchport access vlan 1000
!
interface gigabitethernet34
switchport mode access
switchport access vlan 1000
switchport general pvid 1000
!
Do you have access to the switch? If so, log in and get the running config and paste it in your original question. – jmreicha – 2013-03-25T15:21:54.207
I'm not exactly sure why that's necessary, but I've pasted it anyways. – Anon-kun – 2013-03-25T19:57:45.080
Better yet, log in to the switch and grab the output of this command: show vlan brief – jmreicha – 2013-03-25T20:55:11.923
This switch doesn't support telnet afaik. There's only a web based GUI. – Anon-kun – 2013-03-31T17:19:05.333