Polycom 1725-31424-001 User Manual

Page of 56
Deployment Guide for the Polycom CX700 IP Phone
 22
 
c
Configure DNS for <DHCPDomain> (contoso.com is used in the 
example)
Add A records for:
— yourPoolName.contoso.com pointed to the IP address of the pool 
running Device Update service
— ucupdates-r2.contoso.com pointed to the IP address of the pool 
running Device Update service. If you currently have a 
ucupdates.<DHCPDomain> A record, it can be deleted if all your 
Polycom CX700 phones are release 1.0.199.123 or later. 
Add SRV records for
— No SRV records required
d
Configure Certificates
— If using a W2K8 / W2K3 Enterprise CA, the RootCA certificate chain 
should already be published but you can confirm that using the steps 
in 
on page
— If using a W2K8 / W2K3 Standard CA, use certutil -f  to upload 
certificate chain and then confirm that it was successfully published it 
is present using the steps in
on page
. Or alternatively, you can enable Auto 
Enrollment.
2.
Configure Microsoft Office Communications Server (OCS)
On the pool running the Device Update service:
— Modify the Client Version filter to allow “OCPhone” devices equal to 
or greater than (=>) release 1.0.199.* .
— Modify Device Update Service External URLs (required even if 
upgrading Polycom CX700 phones internally).
3.
Upgrade Polycom CX700 phone from release 1.0.199.123 to 1.0.522.101
— Download the latest build 522 ucupdates.exe file 
http://www.microsoft.com/downloads/details.aspx?FamilyID=eeb
1b339-df7e-486f-a47a-23d7ed8be6fd&DisplayLang=en
, expand the 
CAB file, upload and approve it using Device Updater.
 If upgrading Polycom CX700 phones remotely, refer to the table in 
 on page 
for external DNS requirements.
If you get the error "Cannot sign in. You do not have the necessary permissions. 
Contact your system administrator." when trying to authenticate it is probably 
related to the Client Version filter not being set properly.