VITRIKO
Mobile Data Experts
10. F A Q
10. F A Q
- I can’t get from internet on equipment, which is connected to router and I have NAT en-
abled.
• The device’s gateway has to be configured as the r o u t e r.
- R o u t e r res ets itself, connection on Ethernet fails.
• It is necessary to use an antenna, which will be situated f a r from power supply.
- I don’t get on w e b server at NAT.
• The r e m o t e http access of the ro u t e r has to be disabled, default server address has
to be y o u r w e b server and the gateway of the w e b server has to be the IP of r o u t e r.
- PPP connection fails.
• Check signal power. If signal power is w e a k , y o u will have to use a better antenna.
If the environmental cells have a similar signal it will be necessary to use a directive
antenna. Signal levels have to be in the r a n g e -50 dBm and -90 dBm.
• It is necessary to set ping, which will check the connection and, in the case of f a i l
ping, r e s t a r t connection.
- PPP connection w o n’ t be established.
• R e c h e c k GPRS settings - APN, name, password and IP address.
• T r y to enter PIN – v e r i fi c a t i o n if the SIM card hasn’t set PIN code.
• In private APN it is appropriate to switch the DNS server send off.
• Switch log system on and observe where the error turns up.
- Connection fails on Ethernet or connection isn’t establishing.
• On ethernet interface of the r o u t e r it is possible to switch auto negotiation off and
set a r a t e and duplex b y hand.
- DynDNS not function.
• In private APN not functional.
• If the same IP address is r e c o r d e d in y o u r canonic name as dynamically assign
address, it means that the operator is using N AT or firewall.
• N AT is possible to v e r i f y b y the help of the ping on address of y o u r server with static
IP address and b y the help of the r o u t e r address v e r i f y and address in ping.
• F i r e w a l l is possible to v e r i f y , f or e x a m p l e b y r e m o t e access on w e b interface.
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