we're going to use ISR 4331 with IOS isr4300-universalk9.03.16.07b.S.155-3.S7b-ext.SPA.bin with NIM-2BRI-NT/TE card. We get following specification from provider:BRI type: T0 line
isdn switch type: VN3
Will it work? According...
voip dial-peer get busied out despite of that the sip option ping got responses from CUCM (v8.6) within 1 second. Is there any reason for that? Or mistake in configuration?
The second problem is that once the dial-peer 1250 got busied out, th...
I'd like just to add that the router waits 500ms for a response. So even though the response comes, but if it's late, the dial-peer is busied-out. This timer can be modified by:
timers options xxx
as I understand, Option Ping just changes the keepalive to busyout but the Op state remains Up. But that busyout should cause that the dial-peer won't be selected.
Anyway, your suggestion would probably solve the issue ;)
But I still don't unders...
thanks for quick answer. As I know, the "sip options-keepalive" technique is mainly used for redundancy support, so once the dial peer is busied-out, the second dial-peer should be matched immediately to minimize the delay. So that's why t...