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PortUnreachable

Personal blog page of Gary Hoffman, opinions are my own and not the views of my employer.

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So, I’ve recently passed the GIAC Intrusion Analyst (GCIA) exam after 7 months of hard self-study as I was…

HSRP provides redundancy for IP networks ensuring that traffic can transparently recover from first hop failures…

VLAN hopping is a vulnerability that can be leveraged by an attacker to gain access to networked resources on…

If you read my previous blog article on IP Fragmentation, you should be fully versed on what it is and how it…

Fragmentation occurs when an IP datagram traverses a network which has a maximum transmission unit (MTU)…