DEVICE ADMINISTRATION
80 MultiConnect
®
rCell 100 MTR-EV3 User Guide
Field Description
Ciphers Check which Cipher you want to use: AES128-CTR or
AES256-CTR
HMAC Check which hash-based message authentication code,
you want to use: SHA1, SHA2-256,and/or SHA2-512
ICMP
Internet Control Message Protocol (ICMP) is used by devices to send error messages such as that a requested
service is not available or a host or device could not be reached. ICMP can also relay query messages.
Field Description
Enabled Enables ICMP responses.
Respond to LAN/Via Ethernet If checked, the device will respond to ICMP traffic from
the LAN, such as ping requests.
Respond to WAN/Via Cellular If checked, the device will respond to ICMP traffic from
the WAN, such as ping requests. This increases
susceptibility to malicious activity.
SNMP
The device offers Simple Network Management Protocol (SNMP) which is used for collecting information from, and
configuring network devices on an IP network. For more details, refer to Configuring SNMP.
Field Description
Via LAN Allows SNMP connections via LAN
Via WAN Allows SNMP connections via WAN.
Modbus Slave
The Modbus feature allows the user to enable the Modbus query server. You can query this server over Modbus-
TCP for status information.
Field Description
Enabled (under Modbus Slave) Enables the Modbus Query Server.
Via LAN If checked, the device can query the Modbus server via
LAN.
Port Port number configured for Modbus.
For Modbus query information, refer to the MTR Modbus Information page on our Developer Resources website
(on .net) for details: http://www.multitech.net/developer/software/mtr-software/mtr-modbus-information/
After making all your desired changes, click Submit, then click Save and Restart.
IP Defense
A set of rules that decreases susceptibility to malicious activity. If these settings are configured too strictly, they
may interfere with non-malicious activity.
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