Connection monitoring tools
50
© 2021 Cypress Solutions
Complete Manual: CTM-200 R2 (Revision 1.4)
etc. CELL_ONLINE events record when cellular connections are established and CELL_OFFLINE record
when offline conditions occur. HEALTH events are messages that indicate the CTM-200 operating system is
operating normally. The default configuration for a HEALTH message is once every 4 hours.
13.
Connection monitoring tools
Watch dog timers are used to monitor network connectivity and reset the network connection or CTM-200 if
a timer expires indicating a network connectivity issue.
•
Setup a ping target to generate network traffic
•
Configure the network watchdog for cellular traffic
•
Configure a watchdog timer for the Wi-Fi network.
14.
Security
14.1
Remote Access Control
Remote access control can limit remote access to the CTM-200 embedded Web pages or command line
consoles (Telnet/SSH). Telnet and SSH connections are password protected with a configurable password.
14.2
Friends list
Block incoming packets from an IP address that is not defined as a “friend”. Eight Friends list IP addresses
can be defined.
14.3
LAN Friends
LAN Friends is used to control access to PC devices connected via the CTM-200 Ethernet ports. Up to 8
MAC addresses can be allowed Ethernet access, all other devices will be denied packet forwarding and
routing.
14.4
Radius
The CTM-200 LAN ports and Wi-Fi interface supports 802.1x Radius authentication servers.
