Hi,I am using cisco 1720 router. I have 2 MX record register on public DNS. When sender send email to my 1st MX record , then traffic will redirect to my mail server A. When sender send email to my 2nd MX record, then traffic will redirect to my mail...

I am using PIX 515, how can I reset the password to login to PDM, I have issue the write erase command and reboot the firewall but still prompt me the password when I access the PDM.Pls advice

Hi,I am using a cisco 1721 to access a 1MB lease line. My configuration is using NAT, for the first few days all workstation are able to access internet. But one day suddenly all workstation cannot access and can't even ping to the internet. When I p...

Hi,I need to allow the administartor in overseas to dial in to my Cisco 1700 router to access the configuration through a modem phone line. So how can I configure the router for this task. Pls advice

I am using a Cisco 837 ADSL router. When I download files, the size of the downloaded files is correct. But when I execute them, it display error. This problem occurs to all the files that I have downloaded. When I switch to another router Cisco 170...