Dear Experts, i am trying to connect to an FTP server which is placed at outside (internet) with a public IP. firewall is able to ping FTP public IP, but my system placed at inside interface of my firewall with gateway of inside ip of firewall  unabl...

cisco switch 2960 SI is restarting after some hour continuously. what can be problem switch is on UPS. switch light syst,stat are stable

my ip phone can call each other perfectly but when i cal from my IP phone to my PSTN phone into my local exchange then IP phone,s person voice cannot listen at PSTN side but PSTN side phone,s person can listen IP phone,s person voice.means IP phone s...

i want to ask that can we send BPDU packet to switch which our computer is directly attached.it that possible?

switch cisco 2960error come when i reboot the switch or when no shut the port"Port fails POST in loopback test"can any body explain what that mean.is there any hardware fault?any suggestion will be highly appreciated