Siemens Gigaset SL565 Specifications download pdf (Page 58)

Appendix

Care

¤ Wipe the telephone with a damp cloth (do not use solvent) or an antistatic

cloth.

Never use a dry cloth. This can cause static.

Insert strips

Blank insert strips for the memory keys can be found on the Internet at

www.gigaset.com/gigasetDE380IPR

Questions and answers

If you have any questions about using your phone, visit us at

www.gigaset.com/customercare

at any time. The table below contains a list of

common problems and possible solutions.

You cannot connect to the router and the phone is assigned a static

IP address.

¤ Check on the router whether the IP address is already being used by

another device on the LAN or belongs to the block of IP addresses that is

reserved on the router for dynamic address assignment.

¤ If necessary, change the phone's IP address (¢ page 27).

You have made a call via VoIP but cannot hear the other caller.

Your phone is connected to a router with NAT or a firewall.

¤ Your STUN server (¢ page 33) or outbound proxy (¢ page 32) settings

are incomplete or incorrect. Check the settings.

¤ No outbound proxy is entered or the outbound proxy mode is not activated

(

¢ page 32) and your phone is connected to a router with symmetric NAT

or a blocking firewall.

¤ Port forwarding is activated on your router, but no permanent IP address

has been assigned to your phone.

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Siemens Gigaset SL565 Specifications Page 58