Попробовал - не помогает, отклик всегда был нормальный. Наверно у меня какая-то другая модификация:
Версия ПО ПК

CW_MTSRUSHIV1.0.0B02
Вепсия ПО:BD_MTS830FTV1.0.0B01
Версия оборудования: 830FT-1.0.0
Вот лог роутера:
Jan 1 00:13:15 kernel: scsi 1:0:0:0: CD-ROM CWID USB SCSI CD-ROM 2.31 PQ: 0 ANSI: 2
Jan 1 00:13:16 kernel: sr0: scsi-1 drive
Jan 1 00:13:16 kernel: sr 1:0:0:0: Attached scsi generic sg0 type 5
Jan 1 00:13:16 kernel: scsi 1:0:0:1: Direct-Access ZTE MMC Storage 2.31 PQ: 0 ANSI: 2
Jan 1 00:13:16 kernel: sd 1:0:0:1: [sda] Attached SCSI removable disk
Jan 1 00:13:16 kernel: sd 1:0:0:1: Attached scsi generic sg1 type 0
Jan 1 00:13:21 rc_service: hotplug 567:notify_rc restart_nasapps
Jan 1 00:13:21 FTP Server: daemon is stoped
Jan 1 00:13:21 Samba Server: smb daemon is stoped
Jan 1 00:13:23 kernel: scsi 2:0:0:0: CD-ROM CWID USB SCSI CD-ROM 2.31 PQ: 0 ANSI: 2
Jan 1 00:13:23 kernel: scsi 2:0:0:0: Attached scsi generic sg0 type 5
Jan 1 00:13:23 kernel: scsi 2:0:0:1: Direct-Access ZTE MMC Storage 2.31 PQ: 0 ANSI: 2
Jan 1 00:13:23 kernel: sd 2:0:0:1: [sda] Attached SCSI removable disk
Jan 1 00:13:23 kernel: sd 2:0:0:1: Attached scsi generic sg1 type 0
Jan 1 00:13:24 kernel: sr0: scsi-1 drive
Jan 1 00:13:25 dhcp client: bound 192.168.99.183 via 192.168.99.1 during 86400 seconds.
Jan 1 00:13:42 rc_service: wanduck 282:notify_rc restart_wan_if 0
Jan 1 00:13:42 stop_wan(): perform DHCP release
Jan 1 00:13:46 rc_service: wanduck 282:notify_rc restart_wan_line 1
Jan 1 00:13:46 start_nat_rules: apply the nat_rules(/tmp/nat_rules_usb0_usb0)!
Jan 1 00:13:52 WAN Connection: Ethernet link up.
Jan 1 00:13:52 rc_service: wanduck 282:notify_rc restart_wan_if 1
Jan 1 00:13:52 stop_wan(): perform DHCP release
Jan 1 00:13:55 start_nat_rules: apply the nat_rules(/tmp/nat_rules_usb0_usb0)!
Jan 1 00:13:55 rc_service: udhcpc 666:notify_rc stop_upnp
Jan 1 00:13:55 rc_service: udhcpc 666:notify_rc start_upnp
Jan 1 00:13:55 dhcp client: bound 192.168.99.183 via 192.168.99.1 during 86400 seconds.