Comtech-ef-data MCED-100 Instrukcja Użytkownika Pobierz pdf (Strona 69)

MCED-100 MetaCarrier Embedding Device Revision 1

Ethernet-based Remote Product Management MN-MCED100

6–3

6.3 SNMP Interface

The Simple Network Management Protocol (SNMP) is an Internet‐standard protocol for

managing devices on IP networks. An SNMP‐managed network consists of three key

components:



• Themanageddevice.ThisincludestheMCED‐100MetaCarrierEmbeddingDevice.



• TheSNMPAgent.Thesoftware(i.e.,MIBfile)thatrunsontheMCED‐100.The

MCED‐100SNMPAgentsupportsbothSNMPv1andSNMPv2c.



• Theuser‐suppliedNetworkManagementSystem(NMS).Thesoftwarethatrunsonthe

manager.

6.3.1 Management Information Base (MIB) Files

MIB files are  used for SNMP remote management of a unique device. A MIB file consists of a

tree of nodes called Object Identifiers (OIDs). Each OID provides remote management of a

particularfunction.TheseMIBfilesshouldbecompiledinauser ‐suppliedMIBBrowserorSNMP

NetworkMonitoringSystemserver.ThefollowingMI

BfilesareassociatedwiththeMCED‐100:



MIB File/Name

(where ‘x’ is revision letter)

Description

ComtechEFData.mib

ComtechEFData Root MIB file

ComtechEFData MIB file gives the root tree for ALL Comtech EF Data

products and consists of only the following OID:

Name: comtechEFData

Type: MODULE-IDENTITY

OID: 1.3.6.1.4.1.6247

Full path:

iso(1).org(3).dod(6).internet(1).private(4).enterprises(1).comtechEFData(6247)

Module: ComtechEFData

FW-0000418x_MCED100.mib

MCED-100 MIB file

MIB file consists of all of the OID’s for management of The MCED-100

functions

6.3.2 SNMP Community Strings



InSNMP v1/v2c, the SNMP Community String is sent unencrypted in the SNMP

packets.Cautionmustbetaken bythenetworkadministratortoensurethatSNMP

packetstravelonlyoverasecureandprivatenetworkifsecurityisaconcern.



The MCED‐100 uses  Community Strings as a password scheme that provides authe

ntication

beforegainingaccesstotheMCED‐100agent’sMIBs.Theyareusedtoauthenticateusersand

determineaccessprivilegestotheSNMPagent.



Type the SNMP Community String into the user‐supplied MIB Browser or Network Node

Managementsoftware.



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