dear all :just i want to ask if anyone know about how to reset administrator password of callmanager , coz i forget it .the problem happened when i installed net server & i did backup for My old callmanager server , i'm trying to access after i finis...
Hi :I have cisco router 837, nating ,DHCP enabled, i want to block user from using internet coz virus issue , what command i can use to control this by MAC address & ip ?Thanks
dear sir :i just wanted to know how can i increase from ISP performance & make quickly solution to avoid internet from disconnecting every day ,,,evry day we get attack to our network & realy this is serious problem & we cannot solve it & all start c...
Dear Experts & profisionals :can anybody tell me please where can i get experience or training center for Rounting protocols " OSPF & BGP & IS-IS " is there any site give chance to practice ,, coz realy it is so difficult to find any help from people...
hi :the problem i don't have any managed switch & yes what i want is to restrict him not to steal another address . till now he is using same MAC address . Note : this site u gave it is for switches not routers
Hi:Thanks tekha for this good solution , i already used this yesterday for controling DHCP IP's & it seems it work fine & but now the user i blocked it after using this solution is configuring his ip as static on his windows Xp machine , i still can...
Hi :Thxs all for reply , but my problem is within the pool of IP addresses i created , & even if i user access-list user stil can change his ip addess staticly , what i'm trying to say that i'm dealing with profesional users . i want to force them fo...
Hi :first thanks for reply , but acces list will block just IP address , this will not solve my problem , in case if user change his IP address , he still can access to internet , & access list using the MAC address it will not work with cisco router...
Hi a-vazquez yes most time this type of attack is basterworm (92B size ) & we have sattalite link up to 50 MB ,,when attack is happened the BGP sessions become down & it take time to from USA to block these ip's ,, around 20 to 30 minute the netwo...
