Ubiquiti AirRouter [9/38] Arp table

Ubiquiti AirRouter [9/38] Arp table
7Ubiquiti Networks, Inc.
Chapter 3: AirOS™ AirRouter User Guide
• Noise Floor Displays the current value of the noise
level in dBm. Noise Floor is taken into account while
evaluating the signal quality (Signal-to-Noise Ratio SNR,
RSSI) while value mean depends on signal strength
above the noise floor.
• CCQ Value represents the quality of the connection to
the Access Point.
•
Tx/Rx Rate Represents the data rates of the last
transmitted and received packets.
•
Tx/Rx Packets Displays the total number of packets
transmitted and received during the connection.
•
Tx/Rx Packet Rate (packets per second) Represents
the mean value of the transmitted and received packet
rate.
•
Bytes transmitted/received Value represents the total
amount of data (in bytes) transmitted and received
during the connection.
• Negotiated Rate/Last Signal (dBm) table Values
represent the received wireless signal level along with
the all data rates of recently received packets. “N/A
value is represented as the Last Signal if no packets were
received on that particular data rate.
To reconnect to the AP press the Reconnect button,
in order to reestablish the wireless link. The list can be
updated using the Refresh button.
DHCP Client
(Applicable for Router and SOHO Router in DHCP mode
only.) Shows the device’s WAN IP address, Netmask, DNS
servers and Gateway while operating in DHCP Router
mode.
IP Address Displays the devices WAN IP address while
operating in DHCP Client mode.
Netmask Displays the device’s netmask when operating
in DHCP Client mode. It is assigned automatically by the
DHCP server (not the AirRouter’s DHCP server), which
assigns the WAN IP address to the device.
Gateway Displays the device’s gateway when operating
in DHCP Client mode, which is assigned automatically by
the DHCP server (not the AirRouter’s DHCP server).
Primary/Secondary DNS IP Domain Name System (DNS)
is an Internet “phone book” which translates domain
names to IP addresses. These fields identify the server IP
addresses that the AirRouter uses for translation.
DHCP Server Displays the IP address of the DHCP Server
assigning the WAN IP Address to the AirRouter.
Domain Displays the domain name.
Total Lease Time Shows the total time (validity) of the
leased IP address assigned by the external DHCP server.
Remaining Lease Time Displays the remaining time of
the IP address leased by the external DHCP server.
ARP table
Lists all the entries of the ARP (Address Resolution
Protocol) table currently recorded on the device.
ARP is used to associate each IP address to the unique
hardware address (MAC) of each device. It is important to
have unique IP addresses for each MAC or else there will
be ambiguous routes in the network.
IP Address Displays the assigned IP address.
MAC Address Displays the MAC address of the device.
Interface Displays the interface that the device is on.
The list can be updated using the Refresh button.
Bridge Table
Displays the entries in the system bridge table when the
device is operating in Bridge mode.
The list can be updated using the Refresh button.
The Bridge table shows which bridge port the particular
station is associated with - in other words from which
interface (Ethernet or wireless ) the network device
(defined by MAC address) is reachable from. The AirRouter
will forward the packets to that port only (thus saving a lot
of redundant copies and transmits).
The aging timer shows the aging time for each address
entry (in seconds) - after particular time out, not having
seen a packet coming from a certain address, the bridge
will delete that address from the Bridge Table.
Routes
Lists all the entries in the system routing table, while the
device is operating in Router mode.
The list can be updated using the Refresh button.
AirOS examines the destination IP address of each data
packet traveling through the system and chooses the
appropriate interface to forward the packet to. The system
choice depends on static routing rules – entries, which
are registered in the system routing table. Static routes
to specific hosts, networks or default gateway are set up
automatically according to the IP configuration of all the
AirOS interfaces.

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Добрый день. Мне нужно построить радиомост между 2-мя объектами, расстояние по горизонтали 2 км (1800м.), перепад высот 200 метров (190м). Присмотрел AIRGRID M2 HP 16 и 20dB, AIRGRID M5 HP 27dBi, также NanoBeam NBE M2 18dB и NanoBeam M5 25 dB. по сети планируется контролировать IP видеорегистратор с 8-ю камерами, 2МП. Также отправлять и получать видеофайлы, от 100Мб до редко 2-3Гб. Выбирал по пропускной способности, есть модели на 1000Мбит сек. Какое усиление лучше выбрать, учитывая такое расстояние? Нижний объект - это жилой дом, с металлической крышей (профнастил). И учитывая перепад высот, получится, что нижняя антенна будет под углом прим 5 градусов выше горизонта, а верхняя под углом 85 градусов ниже горизонта. Влияет ли на передачу данных, или на нормальную работу такой угол? влияет ли сильный дождь на передачу сигнала, и какой делать разумный запас по dB? Спасибо!
8 лет назад