Hi,
Apart from checking the network infrastructure configuration. what other
troubleshooting has been done?
Have you verified the phone actually gets correct voice vlan? does it
receive IP Address in the correct pool? does it get the TFTP server?
Check the settings on the phone.
If the phones doe
Hi..
Firstly, are you using CUCM or CME??
Secondly, try using a Static IP on the IP Phone. (*try using a 79XX ip
phone.. it is easier to know wat is happening*).
Thirdly, try registering a phone with static IP in the same vlan as that of
the Call Manager
Fourthly, If your using CME, make sure the
-To: Michael Davis
mailto:michaeldavis1...@yahoo.com>>
Date: Thursday, December 13, 2012 6:38 AM
To: "ccie_voice@onlinestudylist.com<mailto:ccie_voice@onlinestudylist.com>"
mailto:ccie_voice@onlinestudylist.com>>
Subject: [OSL | CCIE_Voice] Hyphothetical Voice Infrastruc
ichael Davis
mailto:michaeldavis1...@yahoo.com>>
Date: Thursday, December 13, 2012 6:38 AM
To: "ccie_voice@onlinestudylist.com<mailto:ccie_voice@onlinestudylist.com>"
mailto:ccie_voice@onlinestudylist.com>>
Subject: [OSL | CCIE_Voice] Hyphothetical Voice Infrastructure Issue
Amp and Derek have provided great advice on validating that your infrastructure
is not the issue. It sounds like your phones are getting valid IP.
If you are using auto-reg for your phones in UCM, I would also check the
following:
1. Ensure that your Subscriber has auto-reg enabled and you hav
Hey Michael,
Have you checked to make sure that DHCP snooping is not turned on on
the switch, as well as, check and make sure your operational vlan is
being allowed on the trunk.
Thanks,
Amp
Quoting Michael Davis :
Scenario for campus intrasture problem:
Phones are not registering. Pho
CDP advertise enabled on the switch?
Verified DHCP scopes are correct? IE Contain the right default
gateway,network, mask etc...
On Thu, Dec 13, 2012 at 6:38 AM, Michael Davis
wrote:
> Scenario for campus intrasture problem:
>
> Phones are not registering. Phones are obtaining a valid IP address
Scenario for campus intrasture problem:
Phones are not registering. Phones are obtaining a valid IP address and have
been erased to ensure they are getting a fresh IP address.
Solutions investigated
Verified VLAN's are correct and active
Verified option 150 is correct in the DHCP options
Veri
