On Tue, 2018-02-20 at 22:47 +0100, Belisko Marek wrote:
> Hi Dan,
> 
> On Tue, Feb 20, 2018 at 10:11 PM, Dan Williams <[email protected]>
> wrote:
> > On Tue, 2018-02-20 at 21:00 +0100, Belisko Marek wrote:
> > > Hi,
> > > 
> > > I'm trying to configure hotspot by using this command:
> > > nmcli dev wifi hotspot ifname wlan0 ssid test password "test1234"
> > > 
> > > on orangepi which is using realtek wifi (out of tree driver).
> > > When
> > > want to setup simple hotspot it looks like there are soe
> > > mtroubles
> > > with iptbles + dnsmasq. Any ideas what can cause this issue?
> > > Thanks
> > 
> > Your analysis looks correct.  What happens when you run the
> > iptables
> > command manually?
> > 
> > /usr/sbin/iptables --table nat \
> >    --insert POSTROUTING --source 10.42.0.0/255.255.255.0 \
> >    ! --destination 10.42.0.0/255.255.255.0 --jump MASQUERADE
> > 
> > does /usr/sbin/iptables exist?
> > 
> > does your kernel have the ipt_MASQUERADE, iptable_nat,
> > nf_conntrack,
> > iptable_mangle, and other modules like that available?
> 
> I've nmcli c up Hotspot

What does your 'iptables-save' output look like on this machine?

Dan


> IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9165] device (wlan0): Activation: starting
> connection 'Hotspot' (13e514a4-5c21-43ec-9658-d2d80738bac7)
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9187] audit: op="connection-activate"
> uuid="13e514a4-5c21-43ec-9658-d2d80738bac7" name="Hotspot" pid=985
> uid=0 result="success"
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9207] device (wlan0): state change: disconnected
> -> prepare (reason 'none') [30 40 0]
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9230] manager: NetworkManager state is now
> CONNECTING
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9439] device (wlan0): set-hw-addr: set-cloned MAC
> address to 12:81:76:EA:FC:D0 (permanent)
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9810] device (wlan0): state change: prepare ->
> config (reason 'none') [40 50 0]
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9840] device (wlan0): Activation: (wifi) access
> point 'Hotspot' has security, but secrets are required.
> Feb 20 21:41:02 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162862.9856] device (wlan0): state change: config ->
> need-auth (reason 'none') [50 60 0]
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0233] device (wlan0): state change: need-auth ->
> prepare (reason 'none') [60 40 0]
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0343] device (wlan0): state change: prepare ->
> config (reason 'none') [40 50 0]
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0372] device (wlan0): Activation: (wifi)
> connection 'Hotspot' has security, and secrets exist.  No new secrets
> needed.
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0376] Config: added 'ssid' value 'test'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0377] Config: added 'mode' value '2'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0378] Config: added 'frequency' value '2412'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0379] Config: added 'key_mgmt' value 'WPA-PSK'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0379] Config: added 'psk' value '<omitted>'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0380] Config: added 'proto' value 'RSN'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0381] Config: added 'pairwise' value 'CCMP'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0382] Config: added 'group' value 'CCMP'
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.0543] sup-iface[0x25ecd0,wlan0]: config: set
> interface ap_scan to 2
> IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.8770] device (wlan0): supplicant interface state:
> disconnected -> completed
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.8772] device (wlan0): Activation: (wifi) Stage 2
> of 5 (Device Configure) successful.  Started Wi-Fi Hotspot 'test'.
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.8777] device (wlan0): state change: config ->
> ip-config (reason 'none') [50 70 0]
> Feb 20 21:41:03 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162863.9579] Executing: /usr/sbin/iptables --table
> filter
> --insert INPUT --in-interface wlan0 --protocol tcp --destination-port
> 53 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.1881] Executing: /usr/sbin/iptables --table
> filter
> --insert INPUT --in-interface wlan0 --protocol udp --destination-port
> 53 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2000] Executing: /usr/sbin/iptables --table
> filter
> --insert INPUT --in-interface wlan0 --protocol tcp --destination-port
> 67 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2107] Executing: /usr/sbin/iptables --table
> filter
> --insert INPUT --in-interface wlan0 --protocol udp --destination-port
> 67 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2220] Executing: /usr/sbin/iptables --table
> filter
> --insert FORWARD --in-interface wlan0 --jump REJECT
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.2347] ** Command returned exit status 1.
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2350] Executing: /usr/sbin/iptables --table
> filter
> --insert FORWARD --out-interface wlan0 --jump REJECT
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.2479] ** Command returned exit status 1.
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2483] Executing: /usr/sbin/iptables --table
> filter
> --insert FORWARD --in-interface wlan0 --out-interface wlan0 --jump
> ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2577] Executing: /usr/sbin/iptables --table
> filter
> --insert FORWARD --source 10.42.0.0/255.255.255.0 --in-interface
> wlan0
> --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2676] Executing: /usr/sbin/iptables --table
> filter
> --insert FORWARD --destination 10.42.0.0/255.255.255.0 --out-
> interface
> wlan0 --match state --state ESTA
> BLISHED,RELATED --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.2911] ** Command returned exit status 1.
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.2914] Executing: /usr/sbin/iptables --table nat
> --insert POSTROUTING --source 10.42.0.0/255.255.255.0 ! --destination
> 10.42.0.0/255.255.255.0 --jump MASQU
> ERADE
> Error: Connection activation failed.
> IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
> root@orange-pi-pc-plus:~# Feb 20 21:41:04 orange-pi-pc-plus user.info
> NetworkManager[264]: <info>  [1519162864.5330] dnsmasq-manager:
> starting dnsmasq...
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.5387] device (wlan0): state change: ip-config ->
> ip-check (reason 'none') [70 80 0]
> Feb 20 21:41:04 orange-pi-pc-plus daemon.info NetworkManager[264]:
> dnsmasq: failed to create listening socket for 10.42.0.1: Address
> already in use
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.5459] dnsmasq-manager: dnsmasq exited with error:
> Network access problem (address in use, permissions) (2)
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.5461] device (wlan0): state change: ip-check ->
> failed (reason 'ip-config-unavailable') [80 120 5]
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.5475] manager: NetworkManager state is now
> DISCONNECTED
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.5514] device (wlan0): Activation: failed for
> connection 'Hotspot'
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.5581] device (wlan0): state change: failed ->
> disconnected (reason 'none') [120 30 0]
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.5936] device (wlan0): set-hw-addr: set MAC
> address
> to 62:5C:B4:CF:D2:69 (scanning)
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.6194] Executing: /usr/sbin/iptables --table nat
> --delete POSTROUTING --source 10.42.0.0/255.255.255.0 ! --destination
> 10.42.0.0/255.255.255.0 --jump MASQU
> ERADE
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.6726] Executing: /usr/sbin/iptables --table
> filter
> --delete FORWARD --destination 10.42.0.0/255.255.255.0 --out-
> interface
> wlan0 --match state --state ESTA
> BLISHED,RELATED --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.6940] ** Command returned exit status 1.
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.6943] Executing: /usr/sbin/iptables --table
> filter
> --delete FORWARD --source 10.42.0.0/255.255.255.0 --in-interface
> wlan0
> --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7056] Executing: /usr/sbin/iptables --table
> filter
> --delete FORWARD --in-interface wlan0 --out-interface wlan0 --jump
> ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7167] Executing: /usr/sbin/iptables --table
> filter
> --delete FORWARD --out-interface wlan0 --jump REJECT
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.7276] ** Command returned exit status 1.
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7279] Executing: /usr/sbin/iptables --table
> filter
> --delete FORWARD --in-interface wlan0 --jump REJECT
> Feb 20 21:41:04 orange-pi-pc-plus user.warn NetworkManager[264]:
> <warn>  [1519162864.7388] ** Command returned exit status 1.
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7391] Executing: /usr/sbin/iptables --table
> filter
> --delete INPUT --in-interface wlan0 --protocol udp --destination-port
> 67 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7520] Executing: /usr/sbin/iptables --table
> filter
> --delete INPUT --in-interface wlan0 --protocol tcp --destination-port
> 67 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7644] Executing: /usr/sbin/iptables --table
> filter
> --delete INPUT --in-interface wlan0 --protocol udp --destination-port
> 53 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.7773] Executing: /usr/sbin/iptables --table
> filter
> --delete INPUT --in-interface wlan0 --protocol tcp --destination-port
> 53 --jump ACCEPT
> Feb 20 21:41:04 orange-pi-pc-plus user.info NetworkManager[264]:
> <info>  [1519162864.8013] device (wlan0): supplicant interface state:
> completed -> disconnected
> added mentioned modules but I'm not sure which one can be still
> missing because issue is still there:
> 
> Does somewhere exist some list of necessary modules? Looks like my
> kernel is configured as one big binary instead of modules.
> I have running modules:
> lsmod
> Module                  Size  Used by
> ipt_MASQUERADE         16384  -2
> xt_tcpudp              16384  -2
> iptable_filter         16384  -2
> iptable_nat            16384  -2
> ip_tables              20480  -2
> x_tables               20480  -2
> 
> Still looks like some iptables calls are failing. What about dnsmasq
> error: dnsmasq: failed to create listening socket for 10.42.0.1:
> Address already in use
> 
> Thanks  a lot.
> 
> BR,
> 
> marek
> 
> 
> > 
> > Dan
> > 
> > > Log:
> > > IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3228] keyfile: add connection in-memory
> > > (13e514a4-5c21-43ec-9658-d2d80738bac7,"Hotspot")
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3308] device (wlan0): Activation: starting
> > > connection 'Hotspot' (13e514a4-5c21-43ec-9658-d2d80738bac7)
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3343] keyfile: update
> > > /etc/NetworkManager/system-connections/Hotspot
> > > (13e514a4-5c21-43ec-9658-d2d80738bac7,"Hotspot") and persist
> > > connection
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3351] audit: op="connection-add-activate"
> > > uuid="13e514a4-5c21-43ec-9658-d2d80738bac7" name="Hotspot"
> > > pid=1384
> > > uid=0 result="success"
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3416] device (wlan0): state change:
> > > disconnected
> > > -> prepare (reason 'none') [30 40 0]
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3426] manager: NetworkManager state is now
> > > CONNECTING
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.3726] device (wlan0): set-hw-addr: set-cloned 
> > > MAC
> > > address to 12:81:76:EA:FC:D0 (permanent)
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4096] device (wlan0): state change: prepare
> > > ->
> > > config (reason 'none') [40 50 0]
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4111] device (wlan0): Activation: (wifi)
> > > access
> > > point 'Hotspot' has security, but secrets are required.
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4113] device (wlan0): state change: config ->
> > > need-auth (reason 'none') [50 60 0]
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4386] device (wlan0): supplicant interface
> > > state:
> > > inactive -> disconnected
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4392] device (wlan0): supplicant interface
> > > state:
> > > disconnected -> inactive
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4666] device (wlan0): state change: need-auth 
> > > ->
> > > prepare (reason 'none') [60 40 0]
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4746] device (wlan0): state change: prepare
> > > ->
> > > config (reason 'none') [40 50 0]
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4759] device (wlan0): Activation: (wifi)
> > > connection 'Hotspot' has security, and secrets exist.  No new
> > > secrets
> > > needed.
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4763] Config: added 'ssid' value 'test'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4765] Config: added 'mode' value '2'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4766] Config: added 'frequency' value '2412'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4767] Config: added 'key_mgmt' value 'WPA-
> > > PSK'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4768] Config: added 'psk' value '<omitted>'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4769] Config: added 'proto' value 'RSN'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4770] Config: added 'pairwise' value 'CCMP'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4771] Config: added 'group' value 'CCMP'
> > > Feb 20 19:55:47 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156547.4983] sup-iface[0x259368,wlan0]: config: set
> > > interface ap_scan to 2
> > > IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.3471] device (wlan0): supplicant interface
> > > state:
> > > inactive -> completed
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.3473] device (wlan0): Activation: (wifi)
> > > Stage 2
> > > of 5 (Device Configure) successful.  Started Wi-Fi Hotspot
> > > 'test'.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.3483] device (wlan0): state change: config ->
> > > ip-config (reason 'none') [50 70 0]
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.4330] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert INPUT --in-interface wlan0 --protocol tcp --destination-
> > > port
> > > 53 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.4502] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.4506] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert INPUT --in-interface wlan0 --protocol udp --destination-
> > > port
> > > 53 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.4682] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.infoIPv6:
> > > ADDRCONF(NETDEV_UP):
> > > wlan0: link is not ready
> > >  NetworkManager[1375]: <info>  [1519156548.4686] Executing:
> > > /usr/sbin/iptables --table filter --insert INPUT --in-interface
> > > wlan0
> > > --protocol tcp --destination-port 67 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.4858] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.4861] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert INPUT --in-interface wlan0 --protocol udp --destination-
> > > port
> > > 67 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.5040] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.5043] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert FORWARD --in-interface wlan0 --jump REJECT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.5202] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.5205] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert FORWARD --out-interface wlan0 --jump REJECT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.5366] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.5369] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert FORWARD --in-interface wlan0 --out-interface wlan0 --
> > > jump
> > > ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.5529] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.5532] Executing: /usr/sbin/iptables --table
> > > filter
> > > --insert FORWARD --source 10.42.0.0/255.255.255.0 --in-interface
> > > wlan0
> > > --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.5693] ** Command returned exit status 3.
> > > Error: Connection activation failed: (5) IP configuration could
> > > not
> > > be
> > > reserved (no available address, timeout, etc.).
> > > root@orange-pi-pc-plus:~# Feb 20 19:55:48 orange-pi-pc-plus
> > > user.info
> > > NetworkManager[1375]: <info>  [1519156548.5697] Executing:
> > > /usr/sbin/iptables --table filter --insert FORWARD --destination
> > > 10.42.0.0/255.255.255.0 --out-interface wlan0
> > >  --match state --state ESTABLISHED,RELATED --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.5965] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.5968] Executing: /usr/sbin/iptables --table
> > > nat
> > > --insert POSTROUTING --source 10.42.0.0/255.255.255.0 ! --
> > > destination
> > > 10.42.0.0/255.255.255.0 --jump MASQ
> > > UERADE
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.6098] ** Command returned exit status 1.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6105] dnsmasq-manager: starting dnsmasq...
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6158] device (wlan0): state change: ip-config 
> > > ->
> > > ip-check (reason 'none') [70 80 0]
> > > Feb 20 19:55:48 orange-pi-pc-plus daemon.info
> > > NetworkManager[1375]:
> > > dnsmasq: failed to create listening socket for 10.42.0.1: Address
> > > already in use
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.6228] dnsmasq-manager: dnsmasq exited with
> > > error:
> > > Network access problem (address in use, permissions) (2)
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6230] device (wlan0): state change: ip-check
> > > ->
> > > failed (reason 'ip-config-unavailable') [80 120 5]
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6243] manager: NetworkManager state is now
> > > DISCONNECTED
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.6283] device (wlan0): Activation: failed for
> > > connection 'Hotspot'
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6534] device (wlan0): state change: failed ->
> > > disconnected (reason 'none') [120 30 0]
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6771] device (wlan0): set-hw-addr: set MAC
> > > address
> > > to C6:38:4F:E7:AC:F6 (scanning)
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.6940] Executing: /usr/sbin/iptables --table
> > > nat
> > > --delete POSTROUTING --source 10.42.0.0/255.255.255.0 ! --
> > > destination
> > > 10.42.0.0/255.255.255.0 --jump MASQ
> > > UERADE
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.7060] ** Command returned exit status 1.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.7063] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete FORWARD --destination 10.42.0.0/255.255.255.0 --out-
> > > interface
> > > wlan0 --match state --state EST
> > > ABLISHED,RELATED --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.7426] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.7428] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete FORWARD --source 10.42.0.0/255.255.255.0 --in-interface
> > > wlan0
> > > --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.7610] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.7613] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete FORWARD --in-interface wlan0 --out-interface wlan0 --
> > > jump
> > > ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.7786] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.7788] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete FORWARD --out-interface wlan0 --jump REJECT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.7959] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.7962] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete FORWARD --in-interface wlan0 --jump REJECT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.8133] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.8137] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete INPUT --in-interface wlan0 --protocol udp --destination-
> > > port
> > > 67 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.8324] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.8327] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete INPUT --in-interface wlan0 --protocol tcp --destination-
> > > port
> > > 67 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.8518] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.8522] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete INPUT --in-interface wlan0 --protocol udp --destination-
> > > port
> > > 53 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.8709] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.8712] Executing: /usr/sbin/iptables --table
> > > filter
> > > --delete INPUT --in-interface wlan0 --protocol tcp --destination-
> > > port
> > > 53 --jump ACCEPT
> > > Feb 20 19:55:48 orange-pi-pc-plus user.warn NetworkManager[1375]:
> > > <warn>  [1519156548.8896] ** Command returned exit status 3.
> > > Feb 20 19:55:48 orange-pi-pc-plus user.info NetworkManager[1375]:
> > > <info>  [1519156548.8929] device (wlan0): supplicant interface
> > > state:
> > > completed -> disconnected
> > > 
> > > BR,
> > > 
> > > marek
> > > 
> 
> 
> 
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