Dynamix UM-S Manuel d'utilisateur télécharger pdf (Page 10)

G.shdsl Router User Manual 152

Level 5: Application

Level 4: TCP

Level 3: IP

Level 2: Data Link

Level 1: Physical

Protocol

Source/Destination address

Source/destination port

IP options

connection status

192.168.0.5

172.16.3.4UDP

SP=3264

SA=192.168.0.5

DP=1525

DA=172.16.3.4

Filter remember this

information

UDP

SP=1525

SA=172.16.3.4

DP=3264

DA=192.168.0.5

Matches outgoing so allows in

UDP

SP=1525

SA=172.168.3.4

DP=2049

DA=192.168.0.5

Nomatches so disallows in

Stateful Inspection

Internet

192.168.0.10

192.168.0.11

192.120.8.5

Firewall

Internal/Protected NetworkExternal/Unprotected Network

NAT (Network Address Translation)

192.168.0.10

192.168.0.11

192.120.8.5

Internal IP External IP

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 101 102

DYNAMIX UM-S 1
Interface 4
Descriptions 5
LAN to LAN Connection 8
Inturruption 12
Port-based VLAN 16
802.1q VLAN 16
POWER FAULT DATA ALARM 17
2-wire4-wire 20
Configuration to the router 21
Basic Setup 26
Advanced Setup 37
SMTP Server 53
SMTP Client 53
172.16.1.1:25192.168.3.4:1234 53
Firewall 53
Rule Order 54
Administration 55
Utility 60
STU-C (CO) 67
STU-R (CPE) 67
Driven Interface 72
Manual Copyright 102
2004 102

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