Problem with digi driver dgrp-1.9-34.x86_64 on Centos 7

Kernel: Linux 3.10.0-123.9.3.el7.x86_64 Centos 7

Packet Instaled: 40002086_V.src.rpm

The instalation was OK, but when i add a device on /dev folder i get my por duplicated:

Example:
Run command to add etherlite with 8 port:
/usr/bin/dgrp/config/dgrp_cfg_node init -v -v -e never ca 192.168.7.76 8
On /ded folder i see:
crw-rw-rw- 1 root root 249, 128 Nov 20 15:21 pr_dgrp_ca_0
crw-rw-rw- 1 root root 249, 129 Nov 20 15:21 pr_dgrp_ca_1
crw-rw-rw- 1 root root 249, 138 Nov 20 15:21 pr_dgrp_ca_10
crw-rw-rw- 1 root root 249, 139 Nov 20 15:21 pr_dgrp_ca_11
crw-rw-rw- 1 root root 249, 140 Nov 20 15:21 pr_dgrp_ca_12
crw-rw-rw- 1 root root 249, 141 Nov 20 15:21 pr_dgrp_ca_13
crw-rw-rw- 1 root root 249, 142 Nov 20 15:21 pr_dgrp_ca_14
crw-rw-rw- 1 root root 249, 143 Nov 20 15:21 pr_dgrp_ca_15
crw-rw-rw- 1 root root 249, 130 Nov 20 15:21 pr_dgrp_ca_2
crw-rw-rw- 1 root root 249, 131 Nov 20 15:21 pr_dgrp_ca_3
crw-rw-rw- 1 root root 249, 132 Nov 20 15:21 pr_dgrp_ca_4
crw-rw-rw- 1 root root 249, 133 Nov 20 15:21 pr_dgrp_ca_5
crw-rw-rw- 1 root root 249, 134 Nov 20 15:21 pr_dgrp_ca_6
crw-rw-rw- 1 root root 249, 135 Nov 20 15:21 pr_dgrp_ca_7
crw-rw-rw- 1 root root 249, 136 Nov 20 15:21 pr_dgrp_ca_8
crw-rw-rw- 1 root root 249, 137 Nov 20 15:21 pr_dgrp_ca_9
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca00 -> tty_dgrp_ca_0
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca01 -> tty_dgrp_ca_1
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca02 -> tty_dgrp_ca_2
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca03 -> tty_dgrp_ca_3
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca04 -> tty_dgrp_ca_4
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca05 -> tty_dgrp_ca_5
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca06 -> tty_dgrp_ca_6
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca07 -> tty_dgrp_ca_7
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca08 -> tty_dgrp_ca_8
lrwxrwxrwx 1 root root 13 Nov 20 15:21 ttyca09 -> tty_dgrp_ca_9
lrwxrwxrwx 1 root root 14 Nov 20 15:21 ttyca10 -> tty_dgrp_ca_10
lrwxrwxrwx 1 root root 14 Nov 20 15:21 ttyca11 -> tty_dgrp_ca_11
lrwxrwxrwx 1 root root 14 Nov 20 15:21 ttyca12 -> tty_dgrp_ca_12
lrwxrwxrwx 1 root root 14 Nov 20 15:21 ttyca13 -> tty_dgrp_ca_13
lrwxrwxrwx 1 root root 14 Nov 20 15:21 ttyca14 -> tty_dgrp_ca_14
lrwxrwxrwx 1 root root 14 Nov 20 15:21 ttyca15 -> tty_dgrp_ca_15
crw-rw-rw- 1 root root 249, 0 Nov 20 15:21 tty_dgrp_ca_0
crw-rw-rw- 1 root root 249, 1 Nov 20 15:21 tty_dgrp_ca_1
crw-rw-rw- 1 root root 249, 10 Nov 20 15:21 tty_dgrp_ca_10
crw-rw-rw- 1 root root 249, 11 Nov 20 15:21 tty_dgrp_ca_11
crw-rw-rw- 1 root root 249, 12 Nov 20 15:21 tty_dgrp_ca_12
crw-rw-rw- 1 root root 249, 13 Nov 20 15:21 tty_dgrp_ca_13
crw-rw-rw- 1 root root 249, 14 Nov 20 15:21 tty_dgrp_ca_14
crw-rw-rw- 1 root root 249, 15 Nov 20 15:21 tty_dgrp_ca_15
crw-rw-rw- 1 root root 249, 2 Nov 20 15:21 tty_dgrp_ca_2
crw-rw-rw- 1 root root 249, 3 Nov 20 15:21 tty_dgrp_ca_3
crw-rw-rw- 1 root root 249, 4 Nov 20 15:21 tty_dgrp_ca_4
crw-rw-rw- 1 root root 249, 5 Nov 20 15:21 tty_dgrp_ca_5
crw-rw-rw- 1 root root 249, 6 Nov 20 15:21 tty_dgrp_ca_6
crw-rw-rw- 1 root root 249, 7 Nov 20 15:21 tty_dgrp_ca_7
crw-rw-rw- 1 root root 249, 8 Nov 20 15:21 tty_dgrp_ca_8
crw-rw-rw- 1 root root 249, 9 Nov 20 15:21 tty_dgrp_ca_9

My /etc/udev/rules.d/10-dgrp.rules file is:
#KERNEL==“tty_dgrp*”, PROGRAM=“/usr/bin/dgrp_udev %k”, SYMLINK+=“%c”, TAG=“systemd”
#KERNEL==“cu_dgrp*”, PROGRAM=“/usr/bin/dgrp_udev %k”, SYMLINK+=“%c”, TAG=“systemd”
#KERNEL==“pr_dgrp*”, PROGRAM=“/usr/bin/dgrp_udev %k”, SYMLINK+=“%c”, TAG=“systemd”

KERNEL==“tty_dgrp*”, PROGRAM=“/usr/bin/dgrp_udev %k”, SYMLINK+=“%c”, TAG=“systemd”, MODE=“0666”

Strange, it appears the driver is picking up a 16 port device rather than 8. Is it possible the EtherLite 8 has virtual ports configured in the firmware?

Yes, you are rigth, the Etherlite has 8 virtual port configured! Thanks
I resolve that, but i have another problems:
When i disconect the net wire, the Etherlite in the Digi Realport Manager continue with status Ready for a time.
After reconect the ports have strange behave, for example, my aplication that use the port thrown indefinitely an exception:
No se puede serialEvent /dev/ttyca01. Input/output error in nativeavailable
I dont know whats happend, but the Etherlite in Centos 7 have not the same behavior that in Centos 5.
Sory for my English