Hi,We have CUCM and voip gateway 2811. After changing service provider gateway , we are facing some caller id issues on outgoing calls. We have 10 extension like 6400, 6401, 6402 ------The PSTN line are 048831000, 048831101, 048831102 ,------------ I...

Why i am getting below error while booting cisco 3850 switch .can you please explain some one explain briefly . Also please provide the solution

Hi, Is any way to authenticate Guests once they comes to our cooperate network.  IT Administrator need to get a message and he will authenticate them with out web auth Thanks,

Hi, How will check our Guest network is not access any company devices and how will make a secure network Thanks,