Zyxel OMNI ADSL LAN H [196/533] 20 vpn

Zyxel OMNI ADSL LAN H [196/533] 20 vpn
Ɋɭɤɨɜɨɞɫɬɜɨ ɩɨɥɶɡɨɜɚɬɟɥɹ ɞɥɹ ɦɚɪɲɪɭɬɢɡɚɬɨɪɨɜ ɫɟɪɢɢ OMNI ADSL LAN
16-20 ɗɤɪɚɧɵ VPN
Ɍɚɛɥ. 16-8 ɋɨɝɥɚɫɨɜɚɧɢɟ ɨɛɦɟɧɚ ɤɥɸɱɚɦɢ VPN: ɞɨɩɨɥɧɢɬɟɥɶɧɚɹ ɧɚɫɬɪɨɣɤɚ
ɉɈɅȿ ɈɉɂɋȺɇɂȿ
Pre-Shared Key
(ɉɪɟɞɜɚɪɢɬɟɥɶɧɨ
ɫɨɝɥɚɫɨɜɚɧɧɵɣ
ɤɥɸɱ)
ȼɜɟɞɢɬɟ ɜ ɷɬɨɦ ɩɨɥɟ ɬɢɩ ȼɚɲɟɝɨ ɩɪɟɞɜɚɪɢɬɟɥɶɧɨ ɫɨɝɥɚɫɨɜɚɧɧɨɝɨ ɤɥɸɱɚ .
ɉɪɟɞɜɚɪɢɬɟɥɶɧɨ ɫɨɝɥɚɫɨɜɚɧɧɵɣ ɤɥɸɱ ɢɞɟɧɬɢɮɢɰɢɪɭɟɬ ɭɱɚɫɬɧɢɤɚ ɜ ɩɟɪɜɨɣ
ɮɚɡɟ ɫɨɝɥɚɫɨɜɚɧɢɹ ɩɨ ɨɛɦɟɧɭ ɤɥɸɱɚɦɢ. Ʉɥɸɱ ɧɚɡɵɜɚɟɬɫɹ "ɩɪɟɞɜɚɪɢɬɟɥɶɧɨ
ɫɨɝɥɚɫɨɜɚɧɧɵɦ", ɬɚɤ ɤɚɤ ɟɝɨ ɧɟɨɛɯɨɞɢɦɨ ɫɨɨɛɳɢɬɶ ɩɚɪɬɧɟɪɭ ɞɨ ɭɫɬɚɧɨɜɥɟɧɢɹ
ɫɜɹɡɢ ɱɟɪɟɡ ɛɟɡɨɩɚɫɧɨɟ ɫɨɟɞɢɧɟɧɢɟ.
ȼɜɟɞɢɬɟ ɨɬ 8 ɞɨ 31 ɫɢɦɜɨɥɚ ASCII ɫ ɭɱɟɬɨɦ ɪɟɝɢɫɬɪɚ ɢɥɢ ɨɬ 16 ɞɨ 62
ɲɟɫɬɧɚɞɰɚɬɟɪɢɱɧɵɯ ɫɢɦɜɨɥɨɜ ("0-9", "A-F"). ȼ ɫɨɫɬɚɜ ɲɟɫɬɧɚɞɰɚɬɟɪɢɱɧɨɝɨ
ɤɥɸɱɚ ɨɛɹɡɚɬɟɥɶɧɨ ɞɨɥɠɧɵ ɛɵɬɶ ɜɤɥɸɱɟɧɵ (ɧɚ ɩɟɪɜɵɯ ɩɨɡɢɰɢɹɯ) ɫɢɦɜɨɥɵ "0x”
("ɧɭɥɶ" ɢ "x"), ɤɨɬɨɪɵɟ ɧɟ ɫɱɢɬɚɸɬɫɹ ɨɬɧɨɫɹɳɢɦɢɫɹ ɤ ɧɚɛɨɪɭ (ɨɬ 16 ɞɨ 32)
ɫɢɦɜɨɥɨɜ ɤɥɸɱɚ. ɇɚɩɪɢɦɟɪ, ɜɤɨɞɟ "0x0123456789ABCDEF" ɫɢɦɜɨɥɵ “0x”
ɭɤɚɡɵɜɚɸɬ ɧɚ ɬɨ, ɱɬɨ ɷɬɨɬ ɤɥɸɱ ɹɜɥɹɟɬɫɹ ɲɟɫɬɧɚɞɰɚɬɟɪɢɱɧɵɦ ɢ ɫɢɦɜɨɥɵ
“0123456789ABCDEF” ɹɜɥɹɸɬɫɹ ɟɝɨ ɫɨɛɫɬɜɟɧɧɵɦ ɡɧɚɱɟɧɢɟɦ.
Ɉɛɨɢɦɢ ɤɨɧɟɱɧɵɦɢ ɭɫɬɪɨɣɫɬɜɚɦɢ ɬɭɧɧɟɥɹ VPN ɞɨɥɠɟɧ ɢɫɩɨɥɶɡɨɜɚɬɶɫɹ ɨɞɢɧ ɢ
ɬɨɬ ɠɟ ɩɪɟɞɜɚɪɢɬɟɥɶɧɨ ɫɨɝɥɚɫɨɜɚɧɧɵɣ ɤɥɸɱ. ȿɫɥɢ ɬɚɤɨɜɨɣ ɧɟ ɢɫɩɨɥɶɡɭɟɬɫɹ, ɜɵ
ɩɨɥɭɱɢɬɟ ɩɚɤɟɬ “PYLD_MALFORMED” (ɭɜɟɞɨɦɥɟɧɢɟ ɨ ɧɚɥɢɱɢɢ ɢɫɤɚɠɟɧɢɹ).
Encryption
Algorithm
(Ⱥɥɝɨɪɢɬɦ
ɲɢɮɪɨɜɚɧɢɹ)
ȼɵɛɟɪɢɬɟ ɢɡ ɪɚɫɤɪɵɜɚɸɳɟɝɨɫɹ ɫɩɢɫɤɚ ɨɩɰɢɸ DES ɢɥɢ 3DES.
ɉɪɢ ɢɫɩɨɥɶɡɨɜɚɧɢɢ ɫɬɚɧɞɚɪɬɚ DES ɤɚɤ ɨɬɩɪɚɜɥɹɸɳɚɹ, ɬɚɤ ɢ ɩɪɢɧɢɦɚɸɳɚɹ
ɫɬɨɪɨɧɚ ɞɨɥɠɧɵ ɡɧɚɬɶ ɨɞɢɧ ɢ ɬɨɬ ɠɟ ɫɟɤɪɟɬɧɵɣ ɤɥɸɱ, ɫ ɩɨɦɨɳɶɸ ɤɨɬɨɪɨɝɨ
ɨɫɭɳɟɫɬɜɥɹɟɬɫɹ ɲɢɮɪɨɜɚɧɢɟ ɢ ɞɟɲɢɮɪɨɜɚɧɢɟ ɫɨɨɛɳɟɧɢɣ, ɚ ɬɚɤɠɟ ɝɟɧɟɪɚɰɢɹ ɢ
ɩɪɨɜɟɪɤɚ ɚɭɬɟɧɬɢɮɢɤɚɰɢɨɧɧɨɝɨ ɤɨɞɚ ɫɨɨɛɳɟɧɢɣ. ȼ OMNI ADSL ɚɥɝɨɪɢɬɦ
ɲɢɮɪɨɜɚɧɢɹ DES ɢɫɩɨɥɶɡɭɟɬ 56-ɛɢɬɨɜɵɣ ɤɥɸɱ. Ⱥɥɝɨɪɢɬɦ Triple DES (3DES) -
ɷɬɨ ɪɚɡɧɨɜɢɞɧɨɫɬɶ DES, ɢɫɩɨɥɶɡɭɸɳɚɹ 168-ɛɢɬɨɜɵɣ ɤɥɸɱ. Ʉɚɤ ɫɥɟɞɫɬɜɢɟ,
ɚɥɝɨɪɢɬɦ 3DES ɧɚɞɟɠɧɟɟ ɩɪɨɬɨɤɨɥɚ DES. Ɉɞɧɚɤɨ ɨɧ ɬɪɟɛɭɟɬ ɛɨɥɶɲɟɣ
ɩɪɨɢɡɜɨɞɢɬɟɥɶɧɨɫɬɢ ɫɢɫɬɟɦɵ, ɱɬɨ ɨɬɪɚɠɚɟɬɫɹ ɜ ɭɜɟɥɢɱɟɧɢɢ ɜɪɟɦɟɧɢ ɨɠɢɞɚɧɢɹ
ɢ ɜ ɭɦɟɧɶɲɟɧɢɢ ɟɟ ɩɪɨɩɭɫɤɧɨɣ ɫɩɨɫɨɛɧɨɫɬɢ.
Authentication
ALgorithm
(Ⱥɥɝɨɪɢɬɦ
ɚɭɬɟɧɬɢɮɢɤɚɰɢɢ)
ȼɵɛɟɪɢɬɟ ɢɡ ɪɚɫɤɪɵɜɚɸɳɟɝɨɫɹ ɫɩɢɫɤɚ ɨɩɰɢɸ SHA1 ɢɥɢ MD5 . Ⱦɥɹ
ɚɭɬɟɧɬɢɮɢɤɚɰɢɢ ɩɚɤɟɬɧɵɯ ɞɚɧɧɵɯ ɢɫɩɨɥɶɡɭɸɬɫɹ ɚɥɝɨɪɢɬɦɵ ɯɷɲɢɪɨɜɚɧɢɹ MD5
(Message Digest 5/Ⱦɚɣɞɠɟɫɬ ɫɨɨɛɳɟɧɢɹ 5) ɢ SHA1 (Secure Hash Algorithm -
Ⱥɥɝɨɪɢɬɦ ɛɟɡɨɩɚɫɧɨɝɨ ɯɷɲɢɪɨɜɚɧɢɹ). Ⱥɥɝɨɪɢɬɦ SHA1 ɜ ɰɟɥɨɦ ɛɨɥɟɟ ɧɚɞɟɠɟɧ,
ɱɟɦ MD5, ɧɨ ɧɟɫɤɨɥɶɤɨ ɦɟɞɥɟɧɧɟɟ. ȼɵɛɟɪɢɬɟ MD5 ɞɥɹ ɦɢɧɢɦɚɥɶɧɨɣ ɡɚɳɢɬɵ ɢ
SHA-1 - ɞɥɹ ɦɚɤɫɢɦɚɥɶɧɨɣ.

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