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how i can enable my vlans talk

kobilevi92
Level 1
Level 1

I created a local network with several computers and I want to allow computers
192.168.0.3
192.168.0.4
Talk only with computer 192.168.0.1
* During the bereaved computer received its own VLAN
(192.168.0.3 192.168.0.4 computers in a shared VLAN)
how do I do it?

2 Replies 2

Mark Malone
VIP Alumni
VIP Alumni

Hi due to them being in the same subnet/vlan same broadcast domain the pcs will communicate through arp so if you wanted them not to speak to each other you would need to block them at layer 2 instead of layer 3 through an ip access list on the vlan

the way to do that is either a vacl or mac acl but not all software and platforms support this

another way to do it is setup private vlans as you can allow all the ports in same community and isolate the others

these  are some options but you may not have them in PT

http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/configuration/guide/cli/CLIConfigurationGuide/PrivateVLANs.html

http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus1000/sw/4_0/security/configuration/guide/n1000v_security/security_9mac_acls.html

http://www.cisco.com/c/en/us/tech/lan-switching/vlan-access-lists-vacls/index.html

Leo Laohoo
Hall of Fame
Hall of Fame

This looks like a school project.  

Wrong forum.  

Kindly post this line of questioning at the Cisco Learning Network