Hi guys, this is my first time posting here, I’ll try to be concise, I’ve managed to setup my mikrotik RB4011iGS+5HacQ2HnD with vlans, qos and basic fwd ( it used to have raw rules filtering bogons and jumps chains on tcp and udp protocols, but for the sake of clarity and simplicity, I removed them).
My problem is when I reboot the router, all vlans but the vlan id 39 (wifi 5.8ghz) offer dhcp successfully. After 3 o 4 attempts with luck then I get an ip through dhcp from any wireless device like my phone or laptop. All previous failed attempts I get “It was not possible get an ip”, in android and apple devices for example.
I switched between qos algoriths like FqCodel and CAKE (with wash and ack filtering) and I even did a sniffing on the bridge and wifi iface trying to understand what’s happening at the negotiation with the dhcp server or if some traffic flow issue was taking place, but I didn’t find anything.
2.4Ghz wlan iface is not enable but works just fine with the same vlan config as the wlan 5.8ghz iface. All address-lists were disabled and tried to only use LAN interface lists when firewalling.
I hope you can help me pinpoint what might be wrong here.
Thanks in advance.
# 2024-08-07 10:34:24 by RouterOS 7.15.3
# software id = KJ91-TB4Y
#
# model = RB4011iGS+5HacQ2HnD
# serial number = <edited>
/interface bridge
add frame-types=admit-only-vlan-tagged name=bridge-mgmt pvid=3 \
vlan-filtering=yes
add fast-forward=no name=bridge-vlans pvid=2 vlan-filtering=yes
/interface ethernet
set [ find default-name=ether1 ] comment=WAN
set [ find default-name=ether2 ] comment=LAN
set [ find default-name=ether6 ] comment=MGMT
set [ find default-name=sfp-sfpplus1 ] disabled=yes
/interface ovpn-server
add disabled=yes name=ovpn-chozita user=ovpn_user
/interface vlan
add interface=bridge-mgmt name=vlan-mgmt-99 vlan-id=99
add interface=bridge-vlans name=vlan-wifi vlan-id=39
add disabled=yes interface=bridge-vlans name=vlan-wifi-2 vlan-id=49
add interface=bridge-vlans name=vlan1-lan vlan-id=10
/interface list
add name=Local
add name=WAN
add name=Bridges
add name=WiFi
add name=LAN
/interface lte apn
set [ find default=yes ] ip-type=ipv4 use-network-apn=no
/interface wireless security-profiles
set [ find default=yes ] supplicant-identity=MikroTik
add authentication-types=wpa2-psk disable-pmkid=yes eap-methods="" mode=\
dynamic-keys name=profile1 supplicant-identity=""
/interface wireless
set [ find default-name=wlan1 ] antenna-gain=0 band=5ghz-n/ac channel-width=\
20/40/80mhz-eCee country=no_country_set disabled=no frequency=5200 \
frequency-mode=manual-txpower mode=ap-bridge security-profile=profile1 \
ssid=JML station-roaming=enabled vlan-id=39 wmm-support=enabled wps-mode=\
disabled
set [ find default-name=wlan2 ] antenna-gain=0 band=2ghz-g/n country=\
no_country_set default-forwarding=no frequency=2432 frequency-mode=\
manual-txpower mode=ap-bridge security-profile=profile1 ssid=JML-2.4Ghz \
station-roaming=enabled vlan-id=49 wireless-protocol=802.11 wmm-support=\
enabled wps-mode=disabled
/interface wireless nstreme
set wlan1 disable-csma=yes
set wlan2 disable-csma=yes
/ip ipsec proposal
set [ find default=yes ] auth-algorithms=sha512,sha256,sha1
/ip pool
add name=dhcp_pool16 ranges=192.168.10.2-192.168.10.30
add name=dhcp_pool19 ranges=192.168.39.2-192.168.39.254
add name=dhcp_pool20 ranges=192.168.49.2-192.168.49.254
add name=dhcp_pool21 ranges=192.168.99.2-192.168.99.14
/ip dhcp-server
add address-pool=dhcp_pool16 interface=vlan1-lan name=dhcp2
add address-pool=dhcp_pool19 interface=vlan-wifi name=dhcp3
add address-pool=dhcp_pool20 disabled=yes interface=vlan-wifi-2 name=dhcp4
add address-pool=dhcp_pool21 interface=vlan-mgmt-99 name=dhcp1
/ip smb users
set [ find default=yes ] disabled=yes
/port
set 0 baud-rate=auto name=serial0
set 1 name=serial1
/queue type
set 0 kind=sfq
add kind=red name=red-custom red-avg-packet=1514
add kind=pcq name=PCQ_download pcq-classifier=dst-address
add kind=pcq name=PCQ_upload pcq-classifier=src-address
add kind=pcq name=bulkUp pcq-classifier=\
src-address,dst-address,src-port,dst-port pcq-limit=450KiB \
pcq-total-limit=4500KiB
add kind=sfq name=bulkDown
add kind=fq-codel name=fq-codel
add cake-ack-filter=filter cake-diffserv=diffserv4 cake-flowmode=dual-srchost \
cake-mpu=84 cake-nat=yes cake-overhead=44 cake-rtt-scheme=internet kind=\
cake name=cake-upload
add cake-diffserv=diffserv4 cake-flowmode=dual-dsthost cake-mpu=84 \
cake-overhead=44 cake-rtt-scheme=internet cake-wash=yes kind=cake name=\
cake-download
add kind=sfq name=sfq-default
add cake-diffserv=diffserv4 cake-mpu=84 cake-overhead=44 cake-rtt-scheme=\
internet cake-wash=yes kind=cake name=cake-download-v2
add cake-ack-filter=filter cake-diffserv=besteffort cake-mpu=84 \
cake-overhead=44 cake-rtt-scheme=internet kind=cake name=cake-upload-v2
/queue tree
add bucket-size=0.001 max-limit=301M name=QoS_Padre_Down parent=global queue=\
fq-codel
add bucket-size=0.01 limit-at=3M max-limit=10M name=P3_ICMP packet-mark=\
ICMP_D parent=QoS_Padre_Down priority=3 queue=default
add bucket-size=0.01 limit-at=15M max-limit=150M name=P1_DNS packet-mark=\
DNS_D parent=QoS_Padre_Down priority=1 queue=default
add bucket-size=0.01 limit-at=100M max-limit=150M name=P3_HTTP packet-mark=\
HTTP_D parent=QoS_Padre_Down priority=3 queue=default
add bucket-size=0.01 limit-at=40M max-limit=150M name="P8_TODO LO DE MAS" \
packet-mark=OTHER_D parent=QoS_Padre_Down queue=default
add bucket-size=0.001 max-limit=31M name=Qos_Padre_Up parent=ether1 queue=\
fq-codel
add bucket-size=0.01 limit-at=3M max-limit=15M name=P1_DNS_Up packet-mark=\
DNS_U parent=Qos_Padre_Up priority=1 queue=default
add bucket-size=0.01 limit-at=2M max-limit=2M name=P3_ICMP_UP packet-mark=\
ICMP_U parent=Qos_Padre_Up priority=3 queue=default
add bucket-size=0.01 limit-at=5M max-limit=29M name=P3_HTTP_Up packet-mark=\
HTTP_U parent=Qos_Padre_Up priority=3 queue=default
add bucket-size=0.01 limit-at=4M max-limit=30M name="P8_TODO LO DE MAS_Up" \
packet-mark=OTHER_U parent=Qos_Padre_Up queue=default
add bucket-size=0.01 limit-at=2M max-limit=30M name=P1_ACK_Up packet-mark=\
ACK_U parent=Qos_Padre_Up priority=1 queue=default
add bucket-size=0.01 limit-at=15M max-limit=150M name=P1_ACK packet-mark=\
ACK_D parent=QoS_Padre_Down priority=1 queue=default
add bucket-size=0.01 limit-at=50M max-limit=298M name=P2_UDP packet-mark=\
UDP_D parent=QoS_Padre_Down priority=2 queue=default
add bucket-size=0.01 limit-at=6M max-limit=30M name=P2_UDP_Up packet-mark=\
UDP_U parent=Qos_Padre_Up priority=2 queue=default
add bucket-size=0.01 limit-at=27M max-limit=150M name=P4_QUIC packet-mark=\
QUIC_D parent=QoS_Padre_Down priority=4 queue=default
add bucket-size=0.01 limit-at=4M max-limit=15M name=P4_QUIC_UP packet-mark=\
QUIC_U parent=Qos_Padre_Up priority=4 queue=default
add bucket-size=0.01 limit-at=50M max-limit=298M name=P5_HTTP_LARGE \
packet-mark=LARGE_TRANSFER_D parent=QoS_Padre_Down priority=5 queue=\
default
add bucket-size=0.01 limit-at=8M max-limit=29M name=P5_HTTP_LARGE_UP \
packet-mark=LARGE_TRANSFER_U parent=Qos_Padre_Up priority=5 queue=default
/routing bgp template
set default disabled=no output.network=bgp-networks
/routing table
add fib name=to_ether1
add fib name=to_bridge-wifi-2.4
add fib name=odd
add fib name=even
/system logging action
set 0 memory-stop-on-full=yes
/ip smb
set enabled=no
/interface bridge port
add bridge=bridge-vlans broadcast-flood=no frame-types=\
admit-only-untagged-and-priority-tagged hw=no interface=ether3 \
internal-path-cost=10 path-cost=10 pvid=10
add bridge=bridge-mgmt frame-types=admit-only-untagged-and-priority-tagged \
hw=no interface=ether6 pvid=99
add bridge=bridge-vlans frame-types=admit-only-untagged-and-priority-tagged \
hw=no interface=ether2 pvid=10
add bridge=bridge-vlans frame-types=admit-only-untagged-and-priority-tagged \
interface=wlan1 pvid=39
add bridge=bridge-vlans disabled=yes frame-types=\
admit-only-untagged-and-priority-tagged interface=wlan2 pvid=49
add bridge=*23 disabled=yes interface=ether4
add bridge=*23 disabled=yes interface=ether5
/ip firewall connection tracking
set udp-timeout=10s
/ip neighbor discovery-settings
set discover-interface-list=LAN
/ip settings
set max-neighbor-entries=8192 tcp-syncookies=yes
/ipv6 settings
set disable-ipv6=yes max-neighbor-entries=8192
/interface bridge vlan
add bridge=bridge-vlans tagged=bridge-vlans untagged=ether3,ether2 vlan-ids=\
10
add bridge=bridge-vlans tagged=bridge-vlans untagged=wlan1 vlan-ids=39
# bridge-vlans,wlan2 not a bridge port
add bridge=bridge-vlans disabled=yes tagged=bridge-vlans untagged=wlan2 \
vlan-ids=49
add bridge=bridge-vlans tagged=bridge-vlans vlan-ids=2
add bridge=bridge-mgmt tagged=bridge-mgmt untagged=ether6 vlan-ids=99
add bridge=bridge-mgmt tagged=bridge-mgmt vlan-ids=3
/interface l2tp-server server
set authentication=mschap2 use-ipsec=required
/interface list member
add interface=ether1 list=WAN
add interface=ether2 list=LAN
add interface=ether3 list=LAN
add interface=wlan1 list=LAN
add interface=ether6 list=LAN
add interface=wlan2 list=LAN
add interface=vlan1-lan list=LAN
add interface=vlan-wifi list=LAN
add disabled=yes interface=vlan-wifi-2 list=LAN
add disabled=yes interface=bridge-vlans list=LAN
add interface=vlan-mgmt-99 list=LAN
/interface ovpn-server server
set auth=sha1 certificate=cert_export_CA.crt_0 cipher=aes256-cbc,aes256-gcm \
default-profile=default-encryption port=10975 protocol=udp \
require-client-certificate=yes
/interface sstp-server server
set authentication=mschap2 certificate=*94 default-profile=default-encryption \
port=5443 verify-client-certificate=yes
/interface wireless access-list
add interface=wlan2 mac-address=C8:21:58:57:21:28
add interface=wlan2 mac-address=DE:35:65:5C:63:1C
/ip address
add address=192.168.10.1/24 interface=vlan1-lan network=192.168.10.0
add address=192.168.99.1/28 interface=vlan-mgmt-99 network=192.168.99.0
add address=192.168.39.1/24 interface=vlan-wifi network=192.168.39.0
add address=192.168.49.1/24 disabled=yes interface=vlan-wifi-2 network=\
192.168.49.0
/ip arp
add address=192.168.10.4 interface=vlan1-lan mac-address=04:42:1A:F2:05:D2
/ip cloud
set ddns-enabled=yes
/ip dhcp-client
add comment=WAN1 interface=ether1 use-peer-dns=no
/ip dhcp-server network
add address=192.168.10.0/24 gateway=192.168.10.1
add address=192.168.39.0/24 gateway=192.168.39.1
add address=192.168.49.0/24 gateway=192.168.49.1
add address=192.168.99.0/28 gateway=192.168.99.1
/ip dns
set allow-remote-requests=yes doh-max-server-connections=30 \
max-concurrent-queries=50 max-concurrent-tcp-sessions=30 servers=\
1.1.1.1,1.0.0.1 verify-doh-cert=yes
/ip dns static
add address=8.8.8.8 disabled=yes name=dns.google
add address=8.8.4.4 disabled=yes name=dns.google
add address=104.16.249.249 disabled=yes name=cloudflare-dns.com
add address=104.16.248.249 disabled=yes name=cloudflare-dns.com
add address=45.90.28.0 disabled=yes name=dns.nextdns.io
add address=45.90.30.0 disabled=yes name=dns.nextdns.io
add address=2a07:a8c0:: disabled=yes name=dns.nextdns.io type=AAAA
add address=2a07:a8c1:: disabled=yes name=dns.nextdns.io type=AAAA
add address=104.16.248.249 disabled=yes name=cloudflare-dns.com
add address=104.16.249.249 disabled=yes name=cloudflare-dns.com
add address=45.90.28.0 disabled=yes name=dns.nextdns.io
add address=45.90.30.0 disabled=yes name=dns.nextdns.io
add address=2a07:a8c0:: disabled=yes name=dns.nextdns.io type=AAAA
add address=2a07:a8c1:: disabled=yes name=dns.nextdns.io type=AAAA
add address=9.9.9.9 disabled=yes name=dns.quad9.net
add address=149.112.112.112 disabled=yes name=dns.quad9.net
add address=2620:fe::fe disabled=yes name=dns.quad9.net type=AAAA
add address=2620:fe::9 disabled=yes name=dns.quad9.net type=AAAA
/ip firewall address-list
add address=192.168.10.0/24 disabled=yes list=local
add address=192.168.99.0/28 disabled=yes list=local
add address=192.168.39.0/24 disabled=yes list=local
add address=192.168.49.0/24 disabled=yes list=local
add address=192.168.20.0/24 disabled=yes list=local
/ip firewall filter
add action=accept chain=input comment="ACCEPT ESTABLISHED,RELATED,UNTRACKED" \
connection-state=established,related,untracked
add action=accept chain=input comment=Winbox dst-port=5696 protocol=tcp
add action=accept chain=input comment="ACCEPT NEW !WAN" connection-state=new \
in-interface-list=!WAN
add action=accept chain=input comment="accept Local Lan" in-interface-list=\
LAN
add action=drop chain=input comment="Drop Invalid" connection-state=invalid
add action=drop chain=input comment="DROP EVERYTHING ELSE"
add action=accept chain=forward comment="ACCEPT ESTABLISHED,RELATED" \
connection-state=established,related,untracked
add action=accept chain=forward comment="accept Local Lan" in-interface-list=\
LAN
add action=drop chain=forward comment="DROP INVALID" connection-state=invalid
add action=drop chain=forward comment="Drop not dest natted" \
connection-nat-state=!dstnat connection-state=new in-interface-list=WAN
add action=drop chain=forward comment="DROP EVERYTHING ELSE"
/ip firewall mangle
add action=accept chain=prerouting comment="Skip mangle for non WAN" \
in-interface-list=!WAN
add action=accept chain=postrouting out-interface-list=!WAN
add action=mark-packet chain=prerouting comment=ACK new-packet-mark=ACK_D \
packet-size=0-123 passthrough=no protocol=tcp tcp-flags=ack
add action=mark-packet chain=postrouting new-packet-mark=ACK_U packet-size=\
0-123 passthrough=no protocol=tcp tcp-flags=ack
add action=mark-connection chain=prerouting comment=DNS connection-mark=\
no-mark connection-state=new dst-port=53 new-connection-mark=DNS \
passthrough=yes protocol=udp
add action=mark-connection chain=prerouting connection-mark=no-mark \
connection-state=new dst-port=53 new-connection-mark=DNS passthrough=yes \
protocol=tcp
add action=mark-connection chain=postrouting connection-mark=no-mark \
connection-state=new dst-port=53 new-connection-mark=DNS passthrough=yes \
protocol=udp
add action=mark-connection chain=postrouting connection-mark=no-mark \
connection-state=new dst-port=53 new-connection-mark=DNS passthrough=yes \
protocol=tcp
add action=mark-packet chain=prerouting comment=-- connection-mark=DNS \
new-packet-mark=DNS_D passthrough=no
add action=mark-packet chain=postrouting connection-mark=DNS new-packet-mark=\
DNS_U passthrough=no
add action=mark-connection chain=prerouting comment=UDP connection-mark=\
no-mark connection-state=new new-connection-mark=UDP passthrough=yes \
protocol=udp
add action=mark-connection chain=postrouting connection-mark=no-mark \
connection-state=new new-connection-mark=UDP passthrough=yes protocol=udp
add action=mark-packet chain=prerouting connection-mark=UDP new-packet-mark=\
UDP_D passthrough=no
add action=mark-packet chain=postrouting connection-mark=UDP new-packet-mark=\
UDP_U passthrough=no
add action=mark-connection chain=prerouting comment=HTTP connection-mark=\
no-mark connection-state=new dst-port=80,8080,443 new-connection-mark=\
HTTP passthrough=yes protocol=tcp
add action=mark-connection chain=prerouting comment="HTTP - LARGE TRANSFER" \
connection-bytes=10000000-0 connection-mark=HTTP new-connection-mark=\
LARGE_TRANSFER passthrough=yes protocol=tcp
add action=mark-packet chain=prerouting connection-mark=HTTP new-packet-mark=\
HTTP_D passthrough=no
add action=mark-packet chain=prerouting connection-mark=LARGE_TRANSFER \
new-packet-mark=LARGE_TRANSFER_D passthrough=no
add action=mark-connection chain=postrouting connection-mark=no-mark \
connection-state=new dst-port=80,8080,443 new-connection-mark=HTTP \
passthrough=yes protocol=tcp
add action=mark-connection chain=postrouting connection-bytes=5000000-0 \
connection-mark=HTTP new-connection-mark=LARGE_TRANSFER passthrough=yes \
protocol=tcp
add action=mark-packet chain=postrouting connection-mark=HTTP \
new-packet-mark=HTTP_U passthrough=no
add action=mark-packet chain=postrouting connection-mark=LARGE_TRANSFER \
new-packet-mark=LARGE_TRANSFER_U passthrough=yes
add action=mark-connection chain=prerouting comment=ICMP connection-mark=\
no-mark connection-state=new new-connection-mark=ICMP passthrough=yes \
protocol=icmp
add action=mark-connection chain=postrouting connection-mark=no-mark \
connection-state=new new-connection-mark=ICMP passthrough=yes protocol=\
icmp
add action=mark-packet chain=prerouting connection-mark=ICMP new-packet-mark=\
ICMP_D passthrough=no
add action=mark-packet chain=postrouting connection-mark=ICMP \
new-packet-mark=ICMP_U passthrough=no
add action=mark-connection chain=prerouting comment=QUIC connection-mark=\
no-mark connection-state=new dst-port=80,443 new-connection-mark=QUIC \
passthrough=yes protocol=udp
add action=mark-connection chain=postrouting connection-mark=no-mark \
connection-state=new dst-port=80,443 new-connection-mark=QUIC \
passthrough=yes protocol=udp
add action=mark-packet chain=prerouting connection-mark=QUIC new-packet-mark=\
QUIC_D passthrough=no
add action=mark-packet chain=postrouting connection-mark=QUIC \
new-packet-mark=QUIC_U passthrough=no
add action=mark-connection chain=prerouting comment=OTHER connection-mark=\
no-mark new-connection-mark=OTHER passthrough=yes
add action=mark-connection chain=postrouting connection-mark=no-mark \
new-connection-mark=OTHER passthrough=yes
add action=mark-packet chain=prerouting connection-mark=OTHER \
new-packet-mark=OTHER_D passthrough=no
add action=mark-packet chain=postrouting connection-mark=OTHER \
new-packet-mark=OTHER_U passthrough=no
/ip firewall nat
add action=masquerade chain=srcnat out-interface-list=WAN
add action=redirect chain=dstnat comment="DNS forwarding" disabled=yes \
dst-port=53 protocol=udp
add action=redirect chain=dstnat disabled=yes dst-port=53 protocol=tcp
add action=dst-nat chain=dstnat comment=\
"Transmission port listening - Torrent" dst-port=51414 protocol=tcp \
to-addresses=192.168.10.2 to-ports=51414
/ip firewall raw
add action=accept chain=prerouting dst-address=255.255.255.255 dst-port=67 \
protocol=udp src-address=0.0.0.0 src-port=68
add action=accept chain=prerouting dst-port=67 protocol=udp src-port=68
add action=accept chain=prerouting disabled=yes in-interface-list=LAN \
src-address-list=local
/ip firewall service-port
set ftp disabled=yes
set h323 disabled=yes
set sip disabled=yes
set pptp disabled=yes
/ip ipsec profile
set [ find default=yes ] enc-algorithm=aes-256,aes-192,aes-128
/ip service
set telnet disabled=yes
set ftp address=192.168.10.0/24,192.168.20.0/24 disabled=yes
set www address=192.168.10.0/24,192.168.20.0/24 disabled=yes
set ssh port=10737
set www-ssl certificate=*96 tls-version=only-1.2
set api address=192.168.10.0/24,192.168.20.0/24 disabled=yes
set winbox port=5696
set api-ssl certificate=*96 disabled=yes
/ip smb shares
set [ find default=yes ] directory=/pub
/ip upnp interfaces
add interface=ether1 type=external
add interface=bridge-vlans type=internal
/ipv6 firewall mangle
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 0) - Best Effort (Low Priority) (default)" dscp=0
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 1) - Best Effort (Low Priority) (default)" dscp=1
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 2) - Best Effort (Low Priority) (default)" dscp=2
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 3) - Best Effort (Low Priority) (default)" dscp=3
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 4) - Best Effort (Low Priority) (default)" dscp=4
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 5) - Best Effort (Low Priority) (default)" dscp=5
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 6) - Best Effort (Low Priority) (default)" dscp=6
add action=accept chain=postrouting comment=\
"IP Precedence 0 (DSCP 7) - Best Effort (Low Priority) (default)" dscp=7
/ppp secret
add local-address=192.168.88.1 name=jm86ar profile=default-encryption \
remote-address=192.168.88.3 service=ovpn
add local-address=192.168.88.1 name=ovpn_user profile=default-encryption \
remote-address=192.168.88.2 service=ovpn
/routing bfd configuration
add disabled=no
/routing ospf area
add disabled=yes instance=*1 name=backbone-v2
/special-login
add port=serial0 user=serial
/system clock
set time-zone-name=America/Argentina/Buenos_Aires
/system identity
set name=MikroTik_JML
/system leds
add interface=wlan2 leds="wlan2_signal1-led,wlan2_signal2-led,wlan2_signal3-le\
d,wlan2_signal4-led,wlan2_signal5-led" type=wireless-signal-strength
add interface=wlan2 leds=wlan2_tx-led type=interface-transmit
add interface=wlan2 leds=wlan2_rx-led type=interface-receive
/system note
set show-at-login=no
/system ntp client servers
add address=192.168.10.1
/system resource irq rps
set sfp-sfpplus1 disabled=no
/system script
add dont-require-permissions=yes name=encender-ryzen owner=jm86ar policy=\
reboot,read,write,policy,test source=\
" /tool wol 04:D4:C4:F2:7B:E8 interface=bridge-lan "
/tool bandwidth-server
set enabled=no
/tool mac-server
set allowed-interface-list=LAN
/tool mac-server mac-winbox
set allowed-interface-list=LAN
/tool sniffer
set file-limit=5240KiB file-name=captura-wifi filter-interface=*1E \
memory-limit=10240KiB streaming-server=192.168.20.1
