2n VoiceBlue Next v3.1 Manuel d'utilisateur télécharger pdf (Page 14)

142N TELEKOMUNIKACE a.s., www.2n.cz

GSM/UMTS Network Restriction

Some types may be restricted to certain GSM/UMTS networks2N VoiceBlue Next

only. If so, the red indicator at the given GSM/UMTS module is on and the 'netw–err'

cause is detected. Contact your dealer please for more information.

Tip

Contact your dealer please for more information.

Potential GSM/UMTS Troubles

All 2N GSM gateways work reliably under a long–time full load. The following problems

may be caused by GSM/UMTS networks:

GSM/UMTS module(s) cannot log in, log in slowly, or log out occasionally. This

problem may be caused by any of the following situations:

The GSM/UMTS signal is low. The minimum signal level should be

approximately . If lower, change the antenna position or type!–80dBm

The GSM/UMTS cell (BTS) to which the GSM/UMTS modules are trying to

the logged–in GSM/UMTS modules.

One of the GSM/UMTS modules is permanently logged–out or fails to make

outgoing calls:

The problem indicates a GSM/UMTS network overload on the installation

site. To eliminate the problem, set the parameter to Relax delay 2

(refer to the subsection). If the GSMseconds GSM Basic Parameters

module fails to log in or rejects to make outgoing GSM calls even after the

gateway restart, consult your GSM provider for your SIM card/GSM module

availability.

The manufacturer shall not be held liable for any SIM card or provider service

unavailability in the case of a breach of the provider's SIM terms and conditions for the

SIM card use.

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2n VoiceBlue Next v3.1 Manuel d'utilisateur Page 14