Introduction to Gaia Advanced Routing
Dynamic Routing is fully integrated into the WebUI and the command-line shell. BGP, OSPF and RIP are supported. Dynamic Multicast Routing is supported, using PIM (Sparse mode and Dense mode) and IGMP. DHCP Relay
BOOTP/DHCP Relay extends Bootstrap Protocol (BOOTP) and Dynamic Host Configuration Protocol (DHCP) operation across multiple hops in a routed network. In standard BOOTP, all interfaces on a LAN are loaded from a single configuration server on the LAN.
VLSM and CIDR.
Compare and contrast classful and classless IP addressing. Review VLSM and explain the benefits of classless IP addressing. Describe the role of the Classless Inter-Domain Inter Domain Routing (CIDR) standard in making efficient use of scarce IPv4 addresses In addition to subnetting, it became possible to summarize a large collection of classful networks into an aggregate route, or supernet.
Many of these attacks are now either semiautomatic or completely automatic. In semiauto-
matic DDoS attacks, the intruder typically uses automatic tools to scan and compromise
vulnerable machines and infect these machines with the attack code. At some later time, the
machines with the attack code are used to launch a widely distributed attack. Even more
problematic are the completely automatic attacks, where the need for later communication
with attack machines is bypassed.
In essence, a credit rating reflects a rating agency’s opinion, as of a specific date,
of the creditworthiness of a particular company, security, or obligation. For almost a
century, credit rating agencies have been providing opinions on the creditworthiness of
issuers of securities and their financial obligations. During this time, the importance of
these opinions to investors and other market participants, and the influence of these
opinions on the securities markets, have increased significantly.
There are presently two ways that BACnet can be “spoken” over the public network, and
these two methods are prescribed in the BACnet standard in Annex H and Annex J
(BACnet/IP). For Annex H communication, a BACnet message destined for a remote
BACnet network that must traverse a public network is sent by a tunneling mechanism.
Objectives: Define VLSM and briefly describe the reasons for its use; divide a major network into subnets of different sizes using VLSM; define route aggregation and summarization as they relate to VLSM; configure a router using VLSM.
IPv6 offers many additional benefits to IPv4 including a larger address space, easier address aggregation, and integrated security. The IPv6 address is 128 bits long and is made up of a 48-bit global prefix, a 16-bit subnet ID, and a 64-bit interface identifier. There are several ways to assign IPv6 addresses: statically, stateless autoconfiguration, and DHCPv6.
In addition to improved data storage and retrieval capabilities, in 2001 the Board began to address
the huge volume of paperwork and physical records storage generated by its activities. The agency
started to scan documents into a database for easier retrieval and reduced storage needs. In response
to an expansion of the types of documents being scanned, in 2004 the agency created a separate
Document Imaging Unit. The Document Imaging Unit has a state-of-the-art client/server and
browser based electronic imaging system.
Co pa e and contrast classful and classless Compare a d co as c ass u a d c ass ess IP addressing. Review VLSM and explain the benefits of classless IP addressing. Describe the role of the Classless Inter-Domain Inter Domain Routing (CIDR) standard in making efficient use of scarce IPv4 addresses In addition to subnetting, it became possible to summarize a large collection of classful networks into an aggregate route, or supernet.
The evolution of Internet Protocol (IP)−based technology, coupled with
advances in core-routing technology, is changing the way telecommunications
carriers deliver once disparate services to their customers. Enabled by an
IP/Multiprotocol Label Switching (MPLS) technology, next-generation routers
are designed to support multiple applications and services including combined
voice, video and data. Core routers today harness incredible power, supporting
aggregate throughput of 92 terabits and supporting speeds up to OC-768.
Consider the family of sensor routing protocols where each sensor communicates either directly or indirectly
with a base station. In turn the base station correlates and aggregates information from each sensor. Accordingly,
the base station will need to verify the authenticity of the sensor, the integrity of the communication and ascertain
that it is not a replay of an earlier communication. Recall the assumption that the base station is computationally
robust and secure. In our protocol each sensor j shares a unique 64 bit Key Key , with the base station.