i have just moved 50 cisco 7912 phones over from SCCP to SIP and for some strange reason they wont return a 486 busy signal when they are in use. this is causing us problems with going to voicemail. we have plenty of 7940 which are working perfectly.
Can you please shed some light on wherei should be looking to enable this signal?
This document is an early notification of a behaviour change that will be introduced in IOS XR release 6.5.
IOS XR configuration principles relevant for this article are:
On router platforms all interfaces must be by defaul...
With XR 4.2.0 the ASR9000 is releasing a new line of hardware models. This amongst others is the RSP440, the next generation RSP with faster switch fabric along with Typhoon based Linecards, the next generation network processor.
The Cisco EPN system incorporates a network architecture designed to consolidate multiples services on a single Multiprotocol Label Switching (MPLS) transport network. This network is designed primarily based on Application ...