Troubleshooting tips, Xml parsing errors, C h a p t e r – Cisco OL-20949-01 User Manual
Page 79: Troubleshooting cisco unified ip phone, Service applications, Troubleshooting, Cisco unified ip phone service applications

C H A P T E R
7-1
Cisco Unified IP Phone Services Application Development Notes
OL-20949-01
7
Troubleshooting
Cisco Unified IP Phone
Service Applications
This chapter contains the following sections:
•
•
•
Troubleshooting Tips
The following tips apply to troubleshooting Cisco Unified IP Phone service applications:
•
Microsoft Internet Explorer 5 or higher can display the XML source with its default style sheet.
•
Understand that standard IP troubleshooting techniques are important for HTTP errors.
•
Externally verify name resolution (Phone has DNS set).
•
If DNS is suspected, use IP addresses in URLs.
•
Browse the URL in question with Microsoft Internet Explorer or download and verify with another
web browser
•
Use a logged telnet session to verify that the desired HTTP headers are returned (Telnet to the server
on port 80; then, enter get /path/page).
XML Parsing Errors
The following tips apply to troubleshooting XML parsing errors in Cisco Unified IP Phone services
applications:
•
Verify the object tags (the object tags are case sensitive).
•
Verify that “&” and the other four special characters are used per the restrictions while inside the
XML objects. See
Chapter 3, “CiscoIPPhone XML Objects”
for more information.
•
Validate XML applications developed prior to Cisco Unified IP Phone firmware release 8.3(2)
against the more recent XML parser (see the
“Updated XML Parser and Schema Enforcement”
for details). Some of examples of the types of errors you might encounter
include: