I have a Cisco 2651XM router and I want to start playing with ip phones and learning about voip telephone systems. What software do I need that will be compatible with my router to get me started? I have the c2600-ipvoicek9-mz.124-4.T1.bin IOS so I expect I'll have to load that. I've read about Cisco unified communications and also Cisco Call manager but don't know if this is compatible with my router or whether I need an earlier version. I'm also going to buy 2 or 3 cisco ip phones and I'd appreciate advice as to what models I should go for, based on my router and IOS. Thanks for any pointers.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...
If you have 2 ISR routers, one acting as Failover, do we need to have both the same number of SRST licenses on the 2 routers?
No. You will only need the SRST licenses on the primary router. Because this feature...
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