Proxy SNMP Trap Reception from DMZ

With the proliferation of DMZ’s (so-called De-Militarized Zones or firewall protected areas) and extranets today, network managers are increasingly faced with the problem of receiving SNMP traps from servers and networking equipment when security policy prevents SNMP traps from crossing the firewall from these segregated areas.  This paper discusses three solutions for SNMP trap reception from the DMZ: 1) add a trap receiver into DMZ, 2) use a separate network management network, or 3) add a proxy trap receiver into DMZ.  This paper discusses the problem the security policy creates and three solutions for this problem.

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