Today, the standard methods for moving the network/host address boundary are variable-length subnet masking (VLSM) for host addressing and routing inside a routing domain, and classless interdomain ...

Many enterprises use OSPF version 2 for their internal IPv4 routing protocol. OSPF has gone through changes over the years and the protocol has been adapted to work with IPv6. As organizations start ...

Rate your favorite Cisco Press books. Years of innovation and work to continuously improve various transport technologies and network elements led operators to have high expectations of their networks ...

We just saw that the mask determines where the boundary between the network and host portions of the IP address lies. This boundary is important: If it is set too far to the right, there are lots of ...

If you are using Internet or almost any computer network you will likely using IPv4 packets. IPv4 uses 32-bit source and destination address fields. We are actually running out of addresses but have ...

The Internet Protocol (IP) developedduring the mid-1970s, is the backbone of a family of protocols thatincludes TCP, UDP, RIP, and virtually every otherprotocol used for Internet communications. The ...

The time is ripe for your business to migrate to IPv6, but you need to keep your new connections safe. Internet Protocol version six (IPv6) is the way that internet communication will be handled for ...

Most of us live our digital lives behind a layer of Network Address Translation (NAT), where dozens of devices share a single public IPv4 address at home. IPv6 was officially standardized in 2017, 22 ...

All are assigned static IPv4 and IPv6 addresses. One of the Server 2008 SP2 boxes also runs DHCPv4 and 6. DNS works just fine. If I ping by name, I am typically returned the IPv6 address of that ...