Hi,We have 1721 series router. We have installed ISDN BRI in WIC 1 slot. That is wic-1B-U. We are not able to dial the ISDN. When we see the sh isdn status, its giving layer 1 activating, after sometime its being deactivated. So we searched in cisco ...

Hi,I'm pavan working for an ISP. We have few customers who connects through ISDN service for using VOIP.For making outbound call, once customer dials the number BRI will dial PRI and he will get connected and VOIP call will through.But in case of inb...

Hi,I want to view the network traffic based on IP.We have MRTG server which we use to monitor the network traffic based on the interface of the router.I have a customer who connected to our ISP through serial connectivity.He is having 512Kbps from us...

Hi,We are into ISP. we provide voip solutions using cisco ATA186. One of my customer doesn't want to display the number to the other end party(US or any country). He requested us to block that facility. Do we need to do any configuration in our voice...

Dear All,Any one of you please explain Why we have to specify Null route ?what is the importance of it? If i allow a network in BGP , I do specify a null route for that perticular network.Sometimes if i face any browsinig problem pertaining to that b...