OK, i've rebooted, and now i have /dev/ulpt0 in the jail, but not only that, but every device from the NAS.
Code:
ZeJail# ll /dev
total 4
crw-r--r-- 1 root wheel 0, 32 Aug 5 17:48 acpi
crw-r----- 1 root operator 0, 108 Aug 5 17:48 ada0
crw-r----- 1 root operator 0, 122 Aug 5 17:48 ada0p1
crw-r----- 1 root operator 0, 123 Aug 5 17:48 ada0p2
crw-r----- 1 root operator 0, 109 Aug 5 17:48 ada1
crw-r----- 1 root operator 0, 124 Aug 5 17:48 ada1p1
crw-r----- 1 root operator 0, 125 Aug 5 17:48 ada1p2
crw-r----- 1 root operator 0, 110 Aug 5 17:48 ada2
crw-r----- 1 root operator 0, 126 Aug 5 17:48 ada2p1
crw-r----- 1 root operator 0, 127 Aug 5 17:48 ada2p2
crw-r----- 1 root operator 0, 111 Aug 5 17:48 ada3
crw-r----- 1 root operator 0, 128 Aug 5 17:48 ada3p1
crw-r----- 1 root operator 0, 129 Aug 5 17:48 ada3p2
crw-r----- 1 root operator 0, 112 Aug 5 17:48 ada4
crw-r----- 1 root operator 0, 130 Aug 5 17:48 ada4p1
crw-r----- 1 root operator 0, 131 Aug 5 17:48 ada4p2
crw-r----- 1 root operator 0, 113 Aug 5 17:48 ada5
crw-r----- 1 root operator 0, 132 Aug 5 17:48 ada5p1
crw-r----- 1 root operator 0, 133 Aug 5 17:48 ada5p2
crw-r----- 1 root operator 0, 114 Aug 5 17:48 ada6
crw-r----- 1 root operator 0, 134 Aug 5 17:48 ada6p1
crw-r----- 1 root operator 0, 135 Aug 5 17:48 ada6p2
crw-r----- 1 root operator 0, 115 Aug 5 17:48 ada7
crw-r----- 1 root operator 0, 136 Aug 5 17:48 ada7p1
crw-r----- 1 root operator 0, 137 Aug 5 17:48 ada7p2
crw------- 1 root wheel 0, 62 Aug 5 17:48 atkbd0
crw------- 1 root kmem 0, 20 Aug 5 17:48 audit
crw------- 1 root wheel 0, 30 Aug 5 17:49 bpf
lrwxr-xr-x 1 root wheel 3 Aug 5 17:49 bpf0 -> bpf
crw------- 1 root wheel 0, 5 Aug 5 17:55 console
crw------- 1 root wheel 0, 61 Aug 5 17:48 consolectl
crw-rw-rw- 1 root wheel 0, 64 Aug 5 17:48 crypto
crw-rw-rw- 1 root wheel 0, 27 Aug 5 17:48 ctty
crw-r----- 1 root operator 0, 94 Aug 5 17:48 da0
crw-r----- 1 root operator 0, 104 Aug 5 17:48 da0s1
crw-r----- 1 root operator 0, 116 Aug 5 17:48 da0s1a
crw-r----- 1 root operator 0, 105 Aug 5 17:48 da0s2
crw-r----- 1 root operator 0, 117 Aug 5 17:48 da0s2a
crw-r----- 1 root operator 0, 106 Aug 5 17:48 da0s3
crw-r----- 1 root operator 0, 107 Aug 5 17:48 da0s4
crw------- 1 root wheel 0, 4 Aug 5 17:48 devctl
cr-------- 1 root wheel 0, 93 Aug 5 17:48 devstat
dr-xr-xr-x 2 root wheel 512 Aug 5 17:49 fd
crw------- 1 root wheel 0, 28 Aug 5 17:48 fido
crw-r----- 1 root operator 0, 3 Aug 5 17:48 geom.ctl
crw------- 1 root wheel 0, 29 Aug 5 17:48 ggctl
dr-xr-xr-x 2 root wheel 512 Aug 5 17:49 gptid
crw------- 1 root wheel 0, 25 Aug 5 17:48 io
lrwxr-xr-x 1 root wheel 6 Aug 5 17:49 kbd0 -> atkbd0
lrwxr-xr-x 1 root wheel 7 Aug 5 17:49 kbd1 -> kbdmux0
crw------- 1 root wheel 0, 6 Aug 5 17:48 kbdmux0
crw------- 1 root wheel 0, 24 Aug 5 17:48 klog
crw-r----- 1 root kmem 0, 9 Aug 5 17:48 kmem
dr-xr-xr-x 2 root wheel 512 Aug 5 17:49 led
lrwxr-xr-x 1 root wheel 14 Aug 5 17:49 log -> ../var/run/log
crw-r----- 1 root operator 0, 164 Aug 5 17:48 md0
crw-r----- 1 root operator 0, 165 Aug 5 17:48 md1
crw-r----- 1 root operator 0, 166 Aug 5 17:48 md2
crw------- 1 root wheel 0, 67 Aug 5 17:48 mdctl
crw-r----- 1 root kmem 0, 8 Aug 5 17:48 mem
crw------- 1 root kmem 0, 16 Aug 5 17:48 nfslock
crw-rw-rw- 1 root wheel 0, 17 Aug 5 18:01 null
crw------- 1 root operator 0, 95 Aug 5 17:48 pass0
crw------- 1 root operator 0, 96 Aug 5 17:48 pass1
crw------- 1 root operator 0, 97 Aug 5 17:48 pass2
crw------- 1 root operator 0, 98 Aug 5 17:48 pass3
crw------- 1 root operator 0, 99 Aug 5 17:48 pass4
crw------- 1 root operator 0, 100 Aug 5 17:48 pass5
crw------- 1 root operator 0, 101 Aug 5 17:48 pass6
crw------- 1 root operator 0, 102 Aug 5 17:48 pass7
crw------- 1 root operator 0, 103 Aug 5 17:48 pass8
crw-r--r-- 1 root wheel 0, 19 Aug 5 17:48 pci
crw-rw-rw- 1 root wheel 0, 26 Aug 5 17:48 ptmx
dr-xr-xr-x 2 root wheel 512 Aug 5 18:01 pts
crw-rw-rw- 1 root wheel 0, 21 Aug 5 17:48 random
lrwxr-xr-x 1 root wheel 4 Aug 5 17:49 stderr -> fd/2
lrwxr-xr-x 1 root wheel 4 Aug 5 17:49 stdin -> fd/0
lrwxr-xr-x 1 root wheel 4 Aug 5 17:49 stdout -> fd/1
crw------- 1 root wheel 0, 23 Aug 5 17:48 sysmouse
crw------- 1 root wheel 0, 45 Aug 5 17:50 ttyv0
crw------- 1 root wheel 0, 46 Aug 5 17:50 ttyv1
crw------- 1 root wheel 0, 47 Aug 5 17:50 ttyv2
crw------- 1 root wheel 0, 48 Aug 5 17:50 ttyv3
crw------- 1 root wheel 0, 49 Aug 5 17:50 ttyv4
crw------- 1 root wheel 0, 50 Aug 5 17:50 ttyv5
crw------- 1 root wheel 0, 51 Aug 5 17:50 ttyv6
crw------- 1 root wheel 0, 52 Aug 5 17:50 ttyv7
crw------- 1 root wheel 0, 53 Aug 5 17:48 ttyv8
crw------- 1 root wheel 0, 54 Aug 5 17:48 ttyv9
crw------- 1 root wheel 0, 55 Aug 5 17:48 ttyva
crw------- 1 root wheel 0, 56 Aug 5 17:48 ttyvb
crw------- 1 root wheel 0, 57 Aug 5 17:48 ttyvc
crw------- 1 root wheel 0, 58 Aug 5 17:48 ttyvd
crw------- 1 root wheel 0, 59 Aug 5 17:48 ttyve
crw------- 1 root wheel 0, 60 Aug 5 17:48 ttyvf
dr-xr-xr-x 2 root wheel 512 Aug 5 17:49 ufs
dr-xr-xr-x 2 root wheel 512 Aug 5 17:49 ufsid
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen0.1 -> usb/0.1.0
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen0.2 -> usb/0.2.0
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen0.3 -> usb/0.3.0
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen1.1 -> usb/1.1.0
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen1.2 -> usb/1.2.0
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen1.3 -> usb/1.3.0
lrwxr-xr-x 1 root wheel 9 Aug 5 17:49 ugen1.4 -> usb/1.4.0
crw-r--r-- 1 root operator 0, 91 Aug 5 17:48 ulpt0
crw-r--r-- 1 root operator 0, 92 Aug 5 17:48 unlpt0
lrwxr-xr-x 1 root wheel 6 Aug 5 17:49 urandom -> random
dr-xr-xr-x 2 root wheel 512 Aug 5 17:49 usb
crw-r--r-- 1 root operator 0, 65 Aug 5 17:48 usbctl
crw------- 1 root operator 0, 66 Aug 5 17:48 xpt0
crw-rw-rw- 1 root wheel 0, 18 Aug 5 17:48 zero
crw-rw-rw- 1 root operator 0, 167 Aug 5 17:48 zfs