ip address های خاص
ip address های خاص
اعداد باینری یا 1 هستند یا صفر
یعنی 0 و 1
ادرس ip brodcast
به صورت دسیمال و باینری ipv4
i.e. 0.0.0.0 to 255.255.255.255
ip v6 binary & hexadesimal
0000:0000:0000:0000:0000:0000:0000:0000 to FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF
0.0.0.0
defult network any connection
127.0.0.1
loopback address
::1
localhost
169.254.X.X
self-assigned IP address
destination:0.0.0.0 netmask:0.0.0.0
defult route
چیست 224.0.0.252
LLMNR
224.0.0.252 is an IPv4 address owned by IP multicast and located in
multicast ip 224.0.0.252 found in pc arp resolution
224.0.0.252: Link-local Multicast Name Resolution (LLMNR) address
Private IP Address Ranges
Address ranges below are reserved by IANA
10.0.0.0 ~ 10.255.255.255 (10.0.0.0/8 prefix)
172.16.0.0 ~ 172.31.255.255 (172.16.0.0/12 prefix)
192.168.0.0 ~ 192.168.255.255 (192.168.0.0/16 prefix)
Reserved and special use addresses:
0.0.0.0/8 – Current network (only valid as source address) RFC 1700
100.64.0.0 ~ 100.127.255.255 (100.64.0.0/10 prefix) carrier-grade NAT communication between service provider and subscribers
127.0.0.0 is reserved for loopback and IPC on the localhost.
127.0.0.1 ~ 127.255.255.254 (127.0.0.0/8) – loopback IP addresses (refers to self) RFC 5735
192.0.0.0/24 – reserved (IANA) RFC 5735
192.88.99.0/24 – IPv6 to IPv4 relay. RFC 3068
198.18.0.0/15 – network benchmark tests. RFC 2544
224.0.0.0 ~ 239.255.255.255 (224.0.0.0/4) reserved for multicast addresses. RFC 3171
240.0.0.0/4 – reserved (former Class E network) RFC 1700
255.255.255.255 is the limited broadcast address (limited to all other nodes on the LAN) RFC 919
ip address های خاص
255 in any part of the IP is reserved for broadcast addressing
0.0.0.0 in routing context means the default route (to “the rest of” the internet) RFC 1700
0.0.0.0 in the context of firewalls means “all addresses of the local machine” RFC 1700
ip address های خاص
جدول برخی از آدرس های رزرو شده برای پروتکل ها در بحث multicast اون آخری شاید واسه شما غریبه باشه، pim (protocol independent multicast) برای multicast در موضوع voip استفاده میشه