Hi        I have one new  cisco 2921 router but after first login into the new router . I have made some configuration but forget to change the default password . Now i am unable to login into the router after first log off but iam not able to...

Hi,I have Cisco IP Phone 7940g, i need to know if the GN Netcom 2220 headset is compatible with this IP phone, because if i connect the headset it is not recognized by the IP phone.Thanks

Hi,Getting following error on 3640 VoIP gateway.Kindly let me know nad bug or resolution for the same. *Mar 1 14:54:55.959: %HPI-3-FAILED_START: channel:1/0:15 (12921) DSP ID:0x3, failed mode 0 for service 0-Traceback= 604689EC 618F28E0 618E5944 61B...

Hi I am getting the following error on 3640 VoIP Gateway*Mar 1 14:54:55.959: %HPI-3-FAILED_START: channel:1/0:15 (12921) DSP ID:0x3, failed mode 0 for service 0-Traceback= 604689EC 618F28E0 618E5944 61B9AD74 620CCDB0 620CD7D0 61B76344 61B77618 61B79...

Hi,I have 3640 router with 12.3(8) T8 IOS.have configured E1 card for VoIP.I have problem that when 20 -30 agents get logged in the CPU utilization of router goes beyond 50%.have cleared all debug and accounting command.Any suggestion on IOS.or any o...