L1-07E.26 – IPv6

L1-07E.26 – IPv6 Most ISPs support both IPv4 and IPv6 Security products manufacturers typically still only support IPv4   IPv4 and IPv6 should both be supported for many...

L1-07E.25 – IPv6

L1-07E.25 – IPv6 The world ran out of IPv4 addresses on February 3, 2011. IP Version 6 uses 128 bit addressing. Creates 3.4×1038 addresses. IPv6 addresses are represented as eight groups of four hexadecimal digits separated by colons, for example...

L1-07E.24 – IPv4

L1-07E.24 – IPv4 32 bit addresses (looks like 192.168.1.1) Limited to 4,294,967,296 addresses Ran out on February 3, 2011 Most commonly used by alarm system / receiver manufacturers Most will require port forwarding or...

L1-07E.23 – Each IP Address Includes

L1-07E.23 – Each IP Address Includes The network ID(also known as a network address) identifies the systems that are located on the same physical network bounded by IP routers. The network ID must be unique to the internetwork The host ID(also known as a host address)...

L1-07E.22 – IP Addressing

L1-07E.22 – IP Addressing Each TCP/IP host is identified by a unique logical IP address The IP address identifies a system’s location on the network in the same way a street address identifies a house on a city block Just as a street address must identify a...