Title: Metro Ethernet ?? ???? VPN ???
1 Metro Ethernet ??
????
VPN ???
- 2004. 02
- ??????? ?????? VPN???
- KT????? ??? 052-288-0193 ulsanlov_at_kt.co.kr
2??? ??
- ??
- LAN ???? ???? Ethernet ????? WAN ???? ???? MPLS ,
VLAN ? VPN ??? ???? ???? Lan to Lan ????? ?? - ???? VPN ???? ???? ? ??? ????, ?????? VPN PE ??
TDM?? ????? ?? Ethernet ????? ???? KT-VPN? ???
????? ?? ??? ??? ??? - M/E??? ?? ?? ??? ??? ???
3??? ??
CE
L/L
PE
M/E
MPLS
PE
???
L2TP
CE
NW S/W
G/W
ADSL
???? VPN
??? VPN
M/E?? ???? VPN
xDSL Mobile Nespot
NB IPSec
IPSec
CPE S/W
PE
PE
CPE
L/L M/E
PE?? CE IPSec
xDSL L/L, M/E
CPE
CE
CPE
4???????
- ????
- ??? ????? ??
- ??? ??? ???? ?(Fiber)? ??
- ???? ?????????? ??? ?? ??? ???? ??(??? ?? ??)
- Ethernet??? ??? ?? LAN??? MAN????? ??
- ????? ??? ????
- ? ?? ????? ??? ? ??? ????
- ??? ??? ???
5??? ??
?? 56/64K 256K 512K 1M 2M 5M 10M 30M 45M 50M 100M
TDM
M/E
6??? ??
- L3 VPN
- M/E ??? ??? ????? ???? ? ???? ???? VPN? ??? ????
???? KT-VPN???? ??? ????? ?????? ??? Intranet?
????? ??? - ????
- ????? VLAN
- ???? MPLS (NB IPSec??? 2?? ??? ??)
- ??? ???? 2003? 11?
- ???
KORNET
I-GW
KT VPN (MPLS)
L/L
M/E
CE
PE
CE
PE
7??? ??
8??? ??
???? (56K E1, T3)
CSU
L/L PE (C7513)
TDM ??
WDM
SDH
FLC
Mux
FLC
WDM
SDH
Mux
CSU
KT-VPN
???
MPLS ??
????(1M 100M)
L3???
M/E ??
??6108F
M/E PE (C12410)
M/E ??? (C6509)
???
???
??
??
9??? ??
??????? KORNET???
CSU
L/L PE (C7513)
TDM ??
WDM
SDH
FLC
Mux
FLC
WDM
SDH
Mux
CSU
KT-VPN
???
MPLS ??
L3???
M/E ??
??6108F
M/E PE (C12410)
M/E ??? (C6509)
??
???
???
???
????(KDC) gt ???? ?? / ?? / ????
??,??(??) gt ??????
- ? ?????
- ????/??
- ????
- ?? ?? ??
- KORNET???
- ?? ???
- ?? ?? ? QoS ?? ?? ?? ??
??? ???(??, ??) gt ?????? ??, ??? ??
10??? ??
- ?? ??? ? ??
- ????? ?? ? ??? ??? ?? ?? ???? ??
- ???? ??? ????
- ???? ???? ?? ??? ??? Uplink ??? ??
- ??? ????? ??
- CoS???, CNM(Flow ??) ??
- End to End QoS??(2004?)
- ???? ??
- VLAN ? MPLS ??? ??? ???? ??? ??? ????
- ATM, FR ??? ??
11??? ??
?? MPLS MPLS NB_IPSec ??
???? L/L M/E L/L NB_IPSec M/E ???? ???
???? ?? ??? (34???/??) ??
?? C 7513 C12410/C6509 (PE/SW) Cosine9500
CoS ? ? ?
CNM ? ? ? ? Flow??????
???? ? ? ?
?? ?? L/Llt-gtM/E ???? L/Llt-gtM/E ???? NB_IPSec/MPLS? ????
???? ???/???? ??? ???/????
12???? ? ??
- M/E ??? ??
- ??? ??? ???? 100,000?
- ??? ?? LAN??? ???? ? ???? ???? ??
- L/L ??? ??????
?? ??/?/?????
?? ???? ?????
1M 1,610 720
2M 2,790 1,260
5M 3,620 1,630
10M 5,570 2,170
20M 10,160 3,450
30M 15,200 5,170
40M 16,800 5,710
50M 18,490 6,100
100M 33,620 11,090
13???? ? ??
- M/E CoS ??
- ???? ???
- ??? 100,000?/?/?????
- ???? ?? V6108F
?? ??/?/?????
?? 1M 2M 5M 10M 20M 30M 40M 50M 100M
?? 105 167 199 279 356 380 403 425 672
14??
15???? ??? ????
?????? ? KORNET??? ??
- ??? ???
- ?? ???(??? ??)
- KT VPN ??? ?? ???(??? ??)
- ??? ?? ??
- ?? ?? Load-Balancing ?? ??
- ??, ???,???? ????? ??(?? IP ??)
- ??? ???? ??
- ??? ??? VPN
- ??(????) ??? ?? , ??? KT VPN?? ??? ??
- ??? KT VPN ??? ?? ??? ??? ??
- ??? ?? ? ???, IP????
- ??? ?? ? ???, ????
- ??? IP ????(?????? ??)
- A??(02017774-0385) 192.168.2.0 (255.255.255.0)
- ??? ???
- ??(???)? ???? ???? ?? ??
- ?? IP
- ???
- DNS ????(???? DNS ????)
- ??? ? ?? port
- ?? ??? ???? (Mail Relay , Reverse Proxy , IP Sec
, L2TP?) - M/E VPN
- ?? VPN ???? ????
- ?? VPN ??? ??,???? ??(?? VPN ???? ??)
- ??? ??? ?? ??
- ??? ?? ?? 1????? ???? ???? ? ?? ??
- ?? ????? ?????? ??? M/E VPN??? ??? ? ?? ??
16???? ??? ????
?????? ? KORNET??? ??
- ??
- ??? ?? ??? ?? ???? ?? ?? ???? ????? ???? ??? ??
1,2?? ?? - ??? ?? ??? ?? ???? ?? ??
- ?? IP? VPN ????? ???? ?? ??
- ??? ?? IP? ??? ?? ??IP? ?? port
- VPN G/W?? ?? IP? NAT? ?? Match?? ??IP? ?? port
- DNS ?? ??? ???? ?? ?? ????? ??
- Mail Relay ???? ??? ?? ??
- ?????? VPN?? ??? ??IP
- DNS ?? ??? ???? ?? ?? ????? ??
- Reverse Proxy ???? ??? ?? ??
- ?????? VPN?? ??? ??IP
- DNS ?? ??? ???? ?? ?? ????? ??
- PE CE? Static? ???? ??Protocol ???? ??? ???? ??
- ?? ??? ?? ??? ?? ?? ?? ?? ??
17??? ??
?? ??/?/?????
TDM(L/L) TDM(L/L) TDM(L/L) M/E M/E M/E
?? ???? Local Routing ?? ???? Local Routing
56K 486 176 1M 1,610 720
128K 697 231 2M 2,790 1,260
256K 985 396 5M 3,620 1,630
512K 1,460 562 10M 5,570 2,170
1024K 1,990 793 20M 10,160 3,450
1544K 2,490 992 30M 15,200 5,170
2048K 3,270 1,320 40M 16,800 5,710
45M ?? 50M 18,490 6,100
100M 33,620 11,090
?? ??/?/?????
?? 56K 128K 256K 512K 1024K T1 E1 45M
TDM(L/L) 41 56 74 102 129 149 180 -
?? 1M 2M 5M 10M 20M 30M 40M 50M 100M
M/E 105 167 199 279 356 380 403 425 672
18????