Frequent Problems and Solutions, Appendix

zHumidity: 10% to 90% no dew

z166.4x 119x 31.6mm (L x W x H)

6. Frequent Problems and Solutions

		Problems			Probably Causes	Solutions
Unacceptable				voice	Bandwidth < 30Kbps	Using in network environment as
quality under VoIP					Unstable network quality:	stable and qualified as you can.
					Delay>500ms or jitter>100ms
					or package loss>10%
Login		server		failed	Login failed by firewall	Check with the service center of
(Service LED off)					Network provided by ISP and	service carrier.
					the ISP restricts login
					Incorrect account information	Using initial account to reset
					or phone number	account number, pin and phone
						number. If the pin had been
						changed, asking the service carrier.
					Incorrect server address	If server address had been changed,
						asking the service carrier.
Failed to receive and dial					Phone line provided by the	Plug the phone line to the KTA
the PSTN phone through					Telecom service carrier is not	LINE port (FXO)
the	phone		line provided		be plugged to the KTA LINE
by	the	Telecom		service	port (FXO)
carrier					Incorrect dialing method	Please dial the “*”key before call,
						then you can choose the phone line
						as the dial-out line
Login succeeded (service					Some wrong with KTA	Press “#778#”(#RST#) to restore
led on), can’t use phone:					momently	KTA,then reuse
after picking up				handset
you cannot hear dial tone,
or	press		key	without
sound

zBasic Port—— One or two RJ45 ports compatible with IEEE 802.3 10 Base-T, one FXS port, one FXO port (KTA1010, KTA1011)

zAC/DC adapter— input 100~120V (USA, Japan etc.) or 220~240V (China, Europe etc.) or 100~240V, 47-63Hz

zLog-in to specific soft-switch platform

zAutomatic searching for soft-switch platform

zSupports DHCP: Automatically obtain local IP, subnet mask, router IP

zSupports PPPoE