Actiontec-electronic DSL GATEWAY GT704 Manual do Utilizador descarregar pdf (Página 53)

Actiontec USB/Ethernet DSL Gateway User Manual

Chapter 4 Using Advanced Setup

Medium

If Medium is selected in the “Firewall Security Level” screen, the services listed

at the bottom of the screen (HTTP, FTP, POP3, SMTP, IMAP, IMAPv3, DNS, IPSEC

IKE, IPSEC ESP, HTTPS, and NNTP) are allowed to pass through the firewall.

Additionally, the user can click in the appropriate check box to allow or deny

access for a particular service (check mark in the check box to allow; blank check

box to deny). All services not listed are denied access.

Low

If Low is selected in the “Firewall Security Level” screen, the services listed at

the bottom of the screen (NETBIOS-SSN, DNS, EPMAP, PROFILE, NETBIOS-NS,

NETBIOS-DGM, MICROSOFT-DS, SNMP, LDAP, and MICROSOFT-GC,) are blocked-

by the firewall. Additionally, the user can click in the appropriate check box to

allow or deny access for a particular service (check mark in the check box to allow;

blank check box to deny). All services not listed are denied access.

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Actiontec-electronic DSL GATEWAY GT704 Manual do Utilizador Página 53