åҰ
Ϻ Ƹ Ʈũ о 1 Ʈ ֽ
ǹ VLAN , ּ , ߺȭ, ȭ ̽ Ʈũ ʿ ٽ ߴ. 400 ̻ , Ʈũ ⺻ 忡 ʿ Ͽ ִ. 2 ̻ Ǹŵ 5 , Ʈũ Ʈ ȭ ȭ ü ߴ.
ڼҰ
: ̾Ÿ ν (ߪ䪿 Ҫ)
а п ȯ о߸ Ŀ ý ý Ͼ Իߴ. ٽ Ʈũ Ʈ Ͽ 迡 , 뿡 ̸ Ʈũ õ ߴ. CCIE ڰ ϰ ִ. ϸ Ϻл Թ(, 2013), /Ʈũ Ͼ Ʈũ ̵塷(, 2014), /Ʈũ Ͼ Ʈũ ̵塷(, 2017) ִ.
: ν
Ǵб ڰ Ͽ. ȸ ʳ ڹٿ ø̼ Ͽ, ̵ ܸ о߷ Ű ȭ ܸ ΰ Ͽ. Ϻ Ű ϻ , Ϻ Ϲ ȭ ߿ Ͽ. Ϻ ֿ ̵Ż翡 μ IT м ϰ ִ. , İ мϸ ΰɡ, ϴ , Ƽ 5 3D/2D Ʈ ߡ, ڹ ϡ, ڹٽũƮ ϡ 10 å Ͽ.
ű Ӹ xii
ϸ xiv
0 | å
0.1 Ʈũ 帧 2
__0.1.1 Ʈũ 6ܰ Ǿ ִ 2
__0.1.2 Ʈũ ⺻ 谡 Ʈ 4
1 |
1.1 12
__1.1.1 12
__1.1.2 ƮƮ ̺ īװ Ÿ ߿ 16
__1.1.3 ̺ Ǿ ִ 28
1.2 40
__1.2.1 40
__1.2.2 ⸦ ϱ 46
__1.2.3 Ŀٶ ϱ 48
__1.2.4 ȭ ϱ 51
__1.2.5 ϱ 57
__1.2.6 ġ ̺ Ѵ 59
__1.2.7 Ʈ ǿܷ ߿ϴ 63
__1.2.8 ġϱ 65
__1.2.9 2 Ѵ 69
2 |
2.1 ũ 74
__2.1.1 ũ ش 74
__2.1.2 ũ L2 ġ Ʈ 82
__2.1.3 ARP ϱ 97
2.2 Ʈũ 108
__2.2.1 Ʈũ Ʈũ Ѵ 108
__2.2.2 Ϳ L3 ġ Ʈũ ϱ 126
__2.2.3 IP ּ ȯϱ 146
__2.2.4 DHCP IP ּҸ ڵ ϱ 151
__2.2.5 Ʈÿ ϴ ICMP 155
2.2 160
__2.3.1 ʿ VLAN 160
__2.3.2 IP ּҴ ؼ ҴѴ 168
__2.3.3 ܼϰ 173
__2.3.4 NAT ιٿ ƿٿ Ѵ 180
3 | 衤 л
3.1 ƮƮ 184
__3.1.1 ø̼ ϰ ĺѴ 184
__3.1.2 ȭ ý ȣѴ 205
__3.1.3 л ġ ϸ лϱ 224
3.2 ø̼ 243
__3.2.1 HTTP ͳ Ѵ 243
__3.2.2 SSL ȣϱ 254
__3.2.3 FTP 283
__3.2.4 DNS ̸ ذ 291
3.3 衤 л 297
__3.3.1 297
__3.3.2 л 305
4 | 뼺
4.1 ߺȭ 312
__4.1.1 ߺȭ 312
__4.1.2 ũ ߺȭ 337
__4.1.3 Ʈũ ߺȭ 351
__4.1.4 ƮƮ ø̼ ߺȭ 364
4.2 뼺 372
__4.2.1 뼺 372
__4.2.2 帧 ϱ 379
5 |
5.1 400
__5.1.1 NTP ð ߱ 400
__5.1.2 SNMP ϱ 408
__5.1.3 Syslog ϱ 414
__5.1.4 CDP/LLDP ϱ 417
5.2 420
__5.2.1 ȣƮ ϱ 420
__5.2.2 ü ϱ 420
__5.2.3 ̺ ϱ 421
__5.2.4 ȣ ϱ 422
__5.2.5 Ʈũ ϱ 423
__5.2.6 ϱ 423