Chapter 5
Setup and Configuration
RUGGEDCOM RSG2488
User Guide
162 Managing SNMP
Figure 118: NTP Server Form
1. Server Box 2. IP Address Box 3. Update Period Box 4. Apply Button 5. Reload Button
3. Configure the following parameter(s) as required:
Parameter Description
Server Synopsis: Any 8 characters
Default: Primary
This field tells whether this configuration is for a Primary or a Backup Server.
IP Address Synopsis: ###.###.###.### where ### ranges from 0 to 255
The Server IP Address.
Update Period Synopsis: 1 to 1440 min
Default: 60 min
Determines how frequently the (S)NTP server is polled for a time update.If the server
cannot be reached in three attempts that are made at one minute intervals an alarm is
generated.
4. Click Apply.
Section 5.6
Managing SNMP
ROS supports versions 1, 2 and 3 of the Simple Network Management Protocol (SNMP), otherwise referred to
as SNMPv1, SNMPv2c and SNMPv3 respectively. SNMPv3 provides secure access to the devices through a
combination of authentication and packet encryption over the network. Security features for this protocol incluce:
Feature Description
Message Integrity Makes sure that a packet has not been tampered with in-transit.
Authentication Determines if the message is from a valid source.
Encryption Encrypts the contents of a packet to prevent if rom being seen by an unauthorized source.
SNMPv3 provides security models and security levels. A security model is an authentication strategy setup for
a user and the group in which the user resides. A security level is a permitted level of security within a security
model. A combination of a security model and level will determine which security mechanism is employed when
handling an SNMP packet.
Before configuring SNMPv3, note the following:
• Each user belongs to a group