Verifying Ip Addressing And Routing; Verifying Dns Settings - Cisco 7931G - Unified IP Phone VoIP Administration Manual
For cisco unified communications manager 6.0
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Also See for 7931G - Unified IP Phone VoIP:
- Administration manual (222 pages) ,
- User manual (120 pages) ,
- Phone manual (82 pages)
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Chapter 9
Troubleshooting and Maintenance
Verifying IP Addressing and Routing
Verifying DNS Settings
Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6.0
OL-12457-01
You should verify the IP addressing and routing settings on the phone. If you are
using DHCP, the DHCP server should provide these values. If you have assigned
a static IP address to the phone, you must enter these values manually.
To verify these settings, look at the following options on the Settings >
Network Configuration menu on the phone. (For information about displaying
this menu, see the
"Displaying a Configuration Menu" section on page
DHCP Server—If you have assigned a static IP address to the phone, you do
•
not need to enter a value for the DHCP Server option. However, if you are
using a DHCP server, this option must have a value. If it does not, check your
IP routing and VLAN configuration. Refer to Troubleshooting Switch Port
Problems, available at this URL:
http://www.cisco.com/warp/customer/473/53.shtml
•
IP Address, Subnet Mask, Default Router—If you have assigned a static IP
address to the phone, you must manually enter settings for these options. See
the
"Network Configuration Menu" section on page 4-7
If you are using DHCP, check the IP addresses distributed by your DHCP server.
Refer to Understanding and Troubleshooting DHCP in Catalyst Switch or
Enterprise Networks, available at this URL:
http://www.cisco.com/warp/customer/473/100.html#41
If you are using DNS to refer to the TFTP server or to
Cisco Unified Communications Manager, you must ensure that you have
specified a DNS server. Verify this setting by looking at the DNS Server 1 option
on the Settings > Network Configuration menu on the phone. (For information
about displaying this menu, see the
on page
4-3.") You should also verify that there is a CNAME entry in the DNS
server for the TFTP server and for the Cisco Unified Communications Manager
system.
You must also ensure that DNS is configured to do reverse look-ups.
Resolving Startup Problems
"Displaying a Configuration Menu" section
4-3."
for instructions.
9-5
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