DevNet Associate DEVASC 200-901 Official Certification Guide by Adrian Iliesiu (z-lib.org)

connected in the network. Let’s assume that a switch was just rebooted, and its MAC address table is empty. As the devices that ...

Both protocol versions are used in the Internet, and a slow migration toward IPv6 is in progress. The main role of IP is to uniq ...

Table 16-3 shows decimal and binary representations of this IPv4 address. Table 16-3 IPv4 Address Representation with Decimal an ...

Addres s Class Bit Pattern of First Byte First-Byte Decimal Range Host Assignment Range in Dotted Decimal Format A 0xxxxxx x 1 t ...

byte in a Class B IPv4 address are always 10. The lowest number that can be represented in the first byte is 10000000, or decima ...

be assigned to any host on that network because it is used to identify the network. This is how the network is represented in th ...

IP addresses in these ranges are not routable in the Internet. When private networks using these IPv4 addresses need to connect ...

is 255.255.0.0 or /16. The purpose of the / notation is to specify how many bits in the subnet mask are dedicated to the network ...

for the network ID, and the rest of the bits, 8, are reserved for the hosts. In order to create 8 subnets out of the original 1, ...

Subn et 7 192.168.0 .192 192.168.0 .223 192.168.0.193 to 192.168.0.222 Subn et 8 192.168.0 .224 192.168.0 .255 192.168.0.225 to ...

255.255.25 5.248 11111111.11111111.111111111. 11111000 / 2 9 32 6 255.255.25 5.240 11111111.11111111.111111111. 11110000 / 2 8 1 ...

IPv6 is an evolutionary upgrade to IP that is meant to address most of the shortcomings of IPv4. IPv6 is defined in RFC 2460, In ...

No broadcast addresses and no broadcast traffic mean no broadcast storms, improving the reliability of the whole network. Securi ...

Network Information Center (APNIC) or the American Registry for Internet Numbers (ARIN). The regional registries assign /32 bloc ...

unicast IPv6 address typically consists of a 48-bit global routing prefix in the most significant portion of the address, follow ...

example, the multicast address with the prefix FF02::/16 is a multicast address with a link scope. All devices implementing IPv6 ...

configuration on all the devices in the network. Instead of having to configure several different DNS server IP addresses for re ...

interfaces, the router checks the destination IP address in the data packet header and looks up the best match for that destinat ...

10.10.0.0/24 directly connected: Gi0/0 10.10.1.0/24 directly connected: Gi0/1 10.10.2.0/30 directly connected: Se0/0/0 0.0.0.0/0 ...

thousands of routes is not necessary, and a default route toward the next hop is sufficient. There are several ways in which rou ...