Provided by: opengnb_1.4.5.b-2build3_amd64 
      
    
NAME
       gnb_ctl - command to control VPN used by opengnb
SYNOPSIS
       gnb_ctl -b CTL_BLOCK [OPTION]
DESCRIPTION
       GNB Ctl version 1.0.0 protocol version 1.1.2
Command Summary:
       -b, --ctl-block
              ctl block mapper file
       -a, --address
              operate address zone
       -c, --core
              operate core zone
       -r, --reachabl
              only output reachabl node
       -s, --show
              show info
       --help
Example:
       ./gnb_ctl --ctl_block=./gnb.map
SEE ALSO
       gnb_crypto(1), gnb(8), gnb_es(8)
HOMEPAGE
       Source Code and Documentation at https://github.com/gnbdev/opengnb
COPYRIGHT
       Copyright © 2019-2022 gnbdev<gnbdev@qq.com>
VERSION 1.2.8.1                                   December 2021                                       GNB_CTL(8)