Common Problems - Siemens HIPATH 8000 HIPATH 8000 Administrator's Manual

Troubleshooting

Common problems

Phone Fails to Display Correct time and Date
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Phone Can Not Contact Host Names
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Poor Speech Quality
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Display sticks at "Calling.." whenever call is attempted
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242
Ensure that the optiPoint 410/420 family S V7 .0 phone's time zone is
correct page 225. If the time zone is incorrect and can not be edited
it has been configured by the DHCP server on start-up so check the
configuration of the DHCP server which is supplying the phone's IP ad-
dress.
Check that the phone's Daylight Savings configuration is correct
page 174.
SNTP Address is correct and can be pinged
Address can not be pinged and is a host name see
Ensure that the SNTP Server the phone is configured to is displaying
the correct time.
Ensure that the "DNS Domain Name" is correctly configured
page 182.
Ensure that the "Prim DNS IP addr" is correctly configured
page 207 and can be pinged
Poor speech quality can be the result of an overloaded network. Con-
sider the implementing VLANs
Ensure that all IP endpoints in your system, including SIP Gateways,
are using compatible Speech Codec settings to avoid Duplex Miss-
match page 165.
Ensure that the Room Character is correctly configured for the type of
room the phone is located in (see User Manual, chapter "Room Charac-
ter").
The most likely cause of this problem is that the phone can not contact
the SIP Server. Ensure that the SIP Server is active and can be pinged
by the phone page 207.
page 207. If the SNTP
page 207.
page 203 and QoS
page 242.
page 208.