informacast sends alert to subnet with pagingateway alert reaches phone thru multipath,(wireshark) mutes phone no sound, 7945g, some older phones work.  Take phone to anther building, update recipient list , send alert, phone gets text and plays au...

These switches go over a VPN back to main campus for Cisco unity support.Phones do not pull proper VLan.  Cisco support tells me I need to configure the phones to know vlan.  Switch cdp or lldp should be doing this 

Have tw subnets   three callmangers one unitySubnet 110.10.x  10.10.9.200  call manger 7.x 10.10.9.5 2911 with isdn pstn 15.1.2  Subnet 210.2.x10.2.9.200  pub 7.x10.2.9.201 sub 7.x10.2.9.203 unity 4.xvpn connects sites ...10.10.9.5  is registered to ...

I would like to upgrade my exisiting enviroment  of two call managers sub and primary 4.x and one unity box 4.x to the latest version. Options and questions are:Upgrade old hardware to support upgrade.  _ not likelyPurchase cisco boxes   - not prefer...