Hvilket lag af osi-modellen er opdelt i to underlag?
Data link layer
Data link layer
OSI-modellen
efter lag




7.  Applikationslag[vise]


NNTP
SIP
SSI
DNS
FTP
Gopher
HTTP
NFS
NTP
SMPP
SMTP
SNMP
Telnet
DHCP
Netconf
mere....








6.  Præsentationslag[show]


MIME
XDR








5.  Sessionslaget[vis]


Navngivet rør
NetBIOS
SAP
PPTP
RTP
SOCKS
SPDY








4.  Transportlag[vise]


TCP
UDP
SCTP
DCCP
SPX








3.  Netværkslag[vis]


IP

IPv4
IPv6


ICMP
IPsec
IGMP
IPX
AppleTalk
X.25 PLP








2.  Data link lag[vis]


ATM
ARP
IS-IS
SDLC
HDLC
CSLIP
SLIP
GFP
PLIP
IEEE 802.2
LLC
MAC
L2TP
IEEE 802.3
Frame Relay
ITU-T G.hn DLL
PPP
X.25 LAPB
Q.921 LAPD
Q.922 LAPF








1.  Fysisk lag[vise]


EIA/TIA-232
EIA/TIA-449
ITU-T V-serien
I.430
I.431
PDH
SONET/SDH
PON
OTN
DSL
IEEE 802.3
IEEE 802.11
IEEE 802.15
IEEE 802.16
IEEE 1394
ITU-T G.hn PHY
USB
Bluetooth
RS-232
RS-449









v
t
e
data link layer
OSI model
by layer




7.  Application layer[show]


NNTP
SIP
SSI
DNS
FTP
Gopher
HTTP
NFS
NTP
SMPP
SMTP
SNMP
Telnet
DHCP
Netconf
more....








6.  Presentation layer[show]


MIME
XDR








5.  Session layer[show]


Named pipe
NetBIOS
SAP
PPTP
RTP
SOCKS
SPDY








4.  Transport layer[show]


TCP
UDP
SCTP
DCCP
SPX








3.  Network layer[show]


IP

IPv4
IPv6


ICMP
IPsec
IGMP
IPX
AppleTalk
X.25 PLP








2.  Data link layer[show]


ATM
ARP
IS-IS
SDLC
HDLC
CSLIP
SLIP
GFP
PLIP
IEEE 802.2
LLC
MAC
L2TP
IEEE 802.3
Frame Relay
ITU-T G.hn DLL
PPP
X.25 LAPB
Q.921 LAPD
Q.922 LAPF








1.  Physical layer[show]


EIA/TIA-232
EIA/TIA-449
ITU-T V-Series
I.430
I.431
PDH
SONET/SDH
PON
OTN
DSL
IEEE 802.3
IEEE 802.11
IEEE 802.15
IEEE 802.16
IEEE 1394
ITU-T G.hn PHY
USB
Bluetooth
RS-232
RS-449









v
t
e
Data link layer