QuadroM-E1/T1 Manual I: Installation Guide
Appendix: Checking the Connections
QuadroM-E1/T1; (SW Version 5.2.x)
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Appendix: Checking the Connections
If the system seems to work incorrectly even when all cables are connected properly, it may
be helpful to Start Network Diagnostics: The WAN link, IP configuration, gateway, DNS
server, and STUN-NAT (if used) will all be checked.
To start diagnostics, open the System's menu item Diagnostics and click Start Network
Diagnostics.
Fig. I-45: System Diagnostics page
In the case of a successful test, the output of the system looks as follows:
Basic Tests:
Checking for physical link: WAN link ok
Checking IP configuration: dynamically via DHCP Client
DHCP Client is running
Checking internet connectivity (ICMP ping):
Gateway: reached
Primary nameserver: reached
Secondary nameserver: not configured
www.epygi.com: reached
STUN Network Address Translation (NAT) Check:
External visibible address: 212.126.210.179
Detected NAT type : Restricted cone
Performing MTU Discovery:
preparing system
Sending UDP Datagram of size 1500 got answer
clean up
Largest usable MTU size is: 1500 Bytes
Test successful.
Depending on where the test is failing, the diagnostic can give some advice to solve the
problem. See the example below of a failed test:
Содержание QuadroM-E1
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