Zyxel OMNI ADSL LAN H [373/533] Nat network address translation ip omni adsl ip nat nat omni adsl ethernet

Ɋɭɤɨɜɨɞɫɬɜɨ ɩɨɥɶɡɨɜɚɬɟɥɹ ɞɥɹ ɦɚɪɲɪɭɬɢɡɚɬɨɪɨɜ ɫɟɪɢɢ OMNI ADSL LAN

Ʉɨɧɮɢɝɭɪɢɪɨɜɚɧɢɟ ɮɢɥɶɬɪɨɜ 31-17

ɉɈɅȿ ɈɉɂɋȺɇɂȿ ɉɊɂɆȿɊ

Matched

(Ⱦɟɣɫɬɜɢɟ

ɩɪɢ

ɫɨɨɬɜɟɬɫɬ

ɜɢɢ)

ȼɨɡɦɨɠɧɵɟ ɜɚɪɢɚɧɬɵ - Check Next Rule (ɉɪɨɜɟɪɢɬɶ ɩɨ ɫɥɟɞɭɸɳɟɦɭ

ɩɪɚɜɢɥɭ), Forward (ɉɟɪɟɫɥɚɬɶ) ɢɥɢ Drop (ɋɛɪɨɫɢɬɶ).

Rule

(ɩɨ

ɭɦɨɥɱɚɧɢɸ)

Action Not

Matched

(Ⱦɟɣɫɬɜɢɟ

ɩɪɢ

ɧɟɫɨɨɬɜɟɬ

ɫɬɜɢɢ)

ȼɵɛɟɪɢɬɟ ɞɟɣɫɬɜɢɟ ɞɥɹ ɩɚɤɟɬɚ, ɞɥɹ ɤɨɬɨɪɨɝɨ ɫɨɜɩɚɞɟɧɢɟ ɧɟ

ɩɪɨɢɡɨɲɥɨ. ȼɨɡɦɨɠɧɵɟ ɜɚɪɢɚɧɬɵ - Check Next Rule (ɉɪɨɜɟɪɢɬɶ ɩɨ

ɫɥɟɞɭɸɳɟɦɭ ɩɪɚɜɢɥɭ), Forward (ɉɟɪɟɫɥɚɬɶ) ɢɥɢ Drop (ɋɛɪɨɫɢɬɶ).

Check Next

Rule

(ɩɨ

ɭɦɨɥɱɚɧɢɸ)

ɉɨ ɡɚɜɟɪɲɟɧɢɢ ɪɚɛɨɬɵ ɜ ɷɬɨɦ ɦɟɧɸ ɩɪɢ ɩɨɹɜɥɟɧɢɢ ɫɨɨɛɳɟɧɢɹ "Press [ENTER] to confirm or ESC to

cancel" ɧɚɠɦɢɬɟ ɤɥɚɜɢɲɭ [ENTER] ɞɥɹ ɫɨɯɪɚɧɟɧɢɹ ɤɨɧɮɢɝɭɪɚɰɢɢ, ɢɥɢ ɜ ɥɸɛɨɣ ɦɨɦɟɧɬ ɧɚɠɦɢɬɟ

ɤɥɚɜɢɲɭ [ESC] ɞɥɹ ɨɬɦɟɧɵ ɢ ɜɨɡɜɪɚɬɚ ɤ ɩɪɟɞɵɞɭɳɟɦɭ ɷɤɪɚɧɭ.

31.5 Ɍɢɩɵ ɮɢɥɶɬɪɨɜ ɢ ɬɪɚɧɫɥɹɰɢɹ ɫɟɬɟɜɵɯ ɚɞɪɟɫɨɜ

ɋɭɳɟɫɬɜɭɟɬ ɞɜɚ ɤɥɚɫɫɚ ɩɪɚɜɢɥ ɮɢɥɶɬɪɚ: Generic Filter Device rules (ɉɪɚɜɢɥɚ ɨɛɳɟɝɨ ɮɢɥɶɬɪɚ

ɭɫɬɪɨɣɫɬɜ) ɢ Protocol Filter (TCP/IP) (ɉɪɚɜɢɥɚ ɮɢɥɶɬɪɨɜ ɩɪɨɬɨɤɨɥɚ TCP/IP). ɉɪɚɜɢɥɚ ɨɛɳɢɯ

ɮɢɥɶɬɪɨɜ ɩɪɢɦɟɧɹɸɬɫɹ ɤ ɩɨɬɨɤɭ ɞɚɧɧɵɯ ɦɟɠɞɭ LAN ɢ WAN. ɉɪɚɜɢɥɚ ɮɢɥɶɬɪɚ ɩɪɨɬɨɤɨɥɨɜ

ɩɪɢɦɟɧɹɸɬɫɹ ɤ ɩɚɤɟɬɚɦ IP.

ȿɫɥɢ ɮɭɧɤɰɢɹ NAT (Network Address Translation - Ɍɪɚɧɫɥɹɰɢɹ ɫɟɬɟɜɵɯ ɚɞɪɟɫɨɜ) ɜɤɥɸɱɟɧɚ,

ɜɧɭɬɪɟɧɧɢɣ IP-ɚɞɪɟɫ ɢ ɧɨɦɟɪ ɩɨɪɬɚ ɡɚɦɟɧɹɸɬɫɹ ɩɨ ɩɪɢɧɰɢɩɭ "ɨɬ ɫɨɟɞɢɧɟɧɢɹ ɤ ɫɨɟɞɢɧɟɧɢɸ", ɱɬɨ

ɞɟɥɚɟɬ ɧɟɜɨɡɦɨɠɧɵɦ

ɡɧɚɧɢɟ ɬɨɱɧɨɝɨ ɚɞɪɟɫɚ ɢ ɩɨɪɬɚ ɧɚ ɲɢɧɟ. Ɍɚɤɢɦ ɨɛɪɚɡɨɦ, OMNI ADSL

ɩɪɢɦɟɧɹɟɬ ɮɢɥɶɬɪɵ ɩɪɨɬɨɤɨɥɨɜ ɤ "ɢɫɤɨɧɧɵɦ" IP-ɚɞɪɟɫɚɦ ɢ ɧɨɦɟɪɚɦ ɩɨɪɬɚ ɩɟɪɟɞ NAT - ɞɥɹ

ɢɫɯɨɞɹɳɢɯ ɩɚɤɟɬɨɜ ɢ ɩɨɫɥɟ NAT ɞɥɹ ɜɯɨɞɹɳɢɯ ɩɚɤɟɬɨɜ. ɋ ɞɪɭɝɨɣ ɫɬɨɪɨɧɵ, ɨɛɳɢɟ ɮɢɥɶɬɪɵ (ɢɥɢ

ɮɢɥɶɬɪɵ ɭɫɬɪɨɣɫɬɜ), ɩɪɢɦɟɧɹɸɬɫɹ ɤ ɧɟɨɛɪɚɛɨɬɚɧɧɵɦ ɩɚɤɟɬɚɦ, ɤɨɬɨɪɵɟ ɩɨɹɜɥɹɸɬɫɹ ɧɚ ɲɢɧɟ. Ɉɧɢ

ɩɪɢɦɟɧɹɸɬɫɹ ɤ ɬɨɱɤɚɦ ɜɯɨɞɚ, ɝɞɟ OMNI ADSL ɩɨɥɭɱɚɟɬ ɢɥɢ ɨɬɩɪɚɜɥɹɟɬ ɩɚɤɟɬɵ, ɧɚɩɪɢɦɟɪ, ɤ

ɢɧɬɟɪɮɟɣɫɭ. ɂɧɬɟɪɮɟɣɫɨɦ ɦɨɠɟɬ ɛɵɬɶ Ethernet ɢɥɢ ɥɸɛɨɣ ɞɪɭɝɨɣ ɚɩɩɚɪɚɬɧɵɣ ɩɨɪɬ. ɗɬɨ

ɢɥɥɸɫɬɪɢɪɭɟɬ ɫɥɟɞɭɸɳɢɣ ɪɢɫɭɧɨɤ.