I'd like to configure voice prioritization QoS on a 1841 router running SIP Trunking. Can someone help? Thanks!

So, is SIP trunking really worth the jump? I've been approached by at least 2 ITSPs about making the jump from my PRI to SIP trunk. They promised low cost, fast ROI, reliability, scalability...all the puzz words. My questions to the expert in this fo...

Can someone tell me who typically provides the clocking on a T1 WAN link?I have a Cisco 1841 and connected to a bonded T1 from Level3. The router is configured with internal clocking and appears to be working fine. Should I find out from the ISP if t...

So i have a Cisco1841 router. Cisco suggested that i downgrade the IOS to (12.4.25bc1841-advipservicesk9-mz.124-25b.bin) in order to support IPSEC. Now i get an invalid input detected when i try to configure controller t1 0/0/0. Could this be an issu...

Can someone help with a bonded T1 (2xT1) configuration? Our ISP installed the lines then told us we're on our own. Now i have a line that's been activated and just sitting there. I just need the basic configuration in order to connect to the internet...