dear all how i can resolve flapping link problem when i put terminal monitor command  this appear each time new port connected 00:49:41: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4/0/7, changed state to down 00:49:45: %LINK-3-UPDOWN: Interface FastEthernet4/0/7, changed state to down 00:49:47: %LINK-3-UPDOWN: Interface FastEthernet4/0/7, changed state to up 00:49:48: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4/0/7, changed state to up is that normal if not how i can resolve it ... View more

good morning i have access switch in my domain hav one vlan missing all vlans appear excpet one vlan what is thepossible cause and possible solution regards ... View more

good morning i have access switch in my domain hav one vlan missing all vlans appear excpet one vlan what is thepossible cause and possible solution regards ... View more

good morning all i have two question what is the difference between local vlan and distributed vlan how i can configure each ( what s the difference in configuration ) what i know is that we configure vlan in the core switch with this command ip dhcp pool vlanname network defuult-router dns-server netbois-name-server waiting for reply ... View more

good morning all i have two question what is the difference between local vlan and distributed vlan how i can configure each ( what s the difference in configuration ) what i know is that we configure vlan in the core switch with this command ip dhcp pool vlanname network defuult-router dns-server netbois-name-server waiting for reply ... View more

hi all could you plz give me the instruction to upgrade switch 3750 from  12.2(44)SE1 to 12.2(55)SE1 waiting for reply ... View more

good morning all could plz help me to do back up of the ios by using tftp server what software i have to use what is the exact steps waiting for reply ... View more

hi i have two stacked switch ( stacked ) 3750 i need to do password recovery 1- i switch off both switch 2- plug the console on slave switch 3- press mode button on slave switch ,,, the master switch boot normally 4- do the steps for password recovery including ( renaming the config.text ) but when i boot the switch it did not bypass the the configuration ( it ask for password again ) my question is is that possible to do password recovery without removing the stackcable ? waiting for reply regards ... View more