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How to understand in cisco because of what vlans became visible to each other?
In general, before the new year, some kind of garbage happened with the network and troubles began .. all VLANs became visible to each other .. and there are more than 24 of them ..
users, telephony, cameras, servers, etc.
in general we have.
-two data centers with virtual machines (in each storage system); tsody-iron in 250 vlanah, Wirth. server 100th
- two central switches Catalyst 4500
they go trunk'and stacks and data centers:
!
interface TenGigabitEthernet2/10
description ----- Link to STACK1 -----
switchport trunk allowed vlan 10,20,30,40,50-55,57,60,61,104,110,192,200,250........
switchport mode trunk
!
interface GigabitEthernet3/5
description --link to ЦОД собственно у меня еще подозрения в глюках vCentra с его вритуальным свичом--
switchport trunk allowed vlan 10,20,30,50-53,55,57,60,61,100,104,110,200,250........
switchport mode trunk
!
!
interface GigabitEthernet3/6
description ----- link to ESXi -----
switchport trunk allowed vlan 10,20,30,50-53,55,57,60,61,100,104,110,200,250..........
switchport mode trunk
!
.... и т.п........
!
interface GigabitEthernet1/0/5
switchport access vlan 10
switchport mode access
switchport voice vlan 40
spanning-tree portfast
spanning-tree bpduguard enable
!
!
interface Vlan1
no ip address
shutdown
!
interface Vlan10
description ----- Users Vlan -----
ip address 10.100.10.2 255.255.255.0
ip helper-address 10.100.100.250
no ip redirects
standby 10 ip 10.100.10.1
standby 10 timers 1 3
standby 10 priority 110
standby 10 preempt delay minimum 120
ip policy route-map Internet_access ну и сами правила на интернет
!
!
ip route 0.0.0.0 0.0.0.0 10.100.200.1
ip route 10.0.0.0 255.0.0.0 10.100.100.212
!
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Look where the termination of these vlans is located and cut off the access-lists there
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