Hello Dears, My LAN network is on the dhcp10.10.x.x range, and I have problem is when someone connect a DHCP device is effecting my main DHCP, and this devices is becoming the main DHCP device. how can i setup dhcp snooping in my cisco SG200 swit...

Hello Dears. this is my first question in this Forums, I hope i make question clear so you can fill me with answers :) i work in a company and the company have to offices in different countries. my question is: how we can receive a GSM phone call  ...