IPv6 Configuration on HP ProCurve Switches
New firmware for HP ProCurve switches was released on 15th November 2010. With this step, the manufacturer removed a significant shortcoming of the ProCurve switches – no full support for the IPv6...
View ArticleIPv6 Address Space
This document describes network structure, the ways of creating IPv6 addresses in end-user networks, and the methods used to connect home, corporate and campus networks.
View ArticleIPv6 Autoconfiguration
One of the basic requirements of the IPv6 protocol is support for the autoconfiguration of network nodes. This document details the options for autoconfiguration in current operating systems and gives...
View ArticleDeploying IPv6 in University Campus Network – Practical Problems
IPv4 addresses are still running out. Global IPv4 address pool administered by IANA organization is depleted together with IPv4 pool of APNIC Routing Registry. This situation pushes organizations to...
View ArticleUser Identification in IPv6 Network
Users in IPv4 networks typically use only one IP address per interface configured either statically or dynamically via DHCPv4 server. Several techniques can be used to detect violation of that policy....
View ArticleFlow Based Monitoring of IPv6
Protocol IPv6 puts new challenges for network administrators in the context of user identification. Unlike IPv4, an IPv6 address no longer uniquely identifies a user or PC. IPv6 address can be randomly...
View ArticleAnalysis of tunneled traffic
Traditional firewall techniques usually permit traffic according to IP addresses or port numbers. More advanced firewalls inspect even packet's payload - e.g. http traffic. However, neither of these...
View ArticleDeploying IPv6 – practical problems from the campus perspective
On February 2011, IANA has run out of IPv4 addresses. On April 2011, APNIC pool reached the final /8 IPv4 address block. Projected address pool exhaustion for other RIRs varies from the beginning of...
View ArticleIPv6 RA flood DoS attack in Windows 8
RA flood attack is known for a few years. It appeared in many operating systems. Some vendors have already fixed the issue. Unfortunately Microsoft Windows product are still vulnerable including the...
View ArticleSecurity challenges in IPv6 from the campus perspective
Growing number of IPv6 devices in the network would bring new security challenges. Are there any security improvements comparing to IPv4 or IPv6 brings some new security threads. IPv6 have been...
View ArticleOptimizing network tracking tool for management of BUT campus network
Zabbix is a semi-distributed, open source monitoring solution with central management. This monitoring solution has been successfully used in the BUT campus area for several months. It has reached...
View ArticleVirtualisation of Critical Network Services – Best Practice Document
This document describes a way to virtualise the number of network servers that are required for the operation of a large campus network. These servers provide services, including DHCP, DNS, VPN, email,...
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