System information

B&B Electronics, Inc. SPECTRE Configuration Manual
11
SPECTRE_Configuration_Manual_2912m
www.bb-elec.com
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1.2. Network status
To view the current system information for the router, select the Network menu item.
The upper part of the window displays detailed information about the active interfaces.
Interface
Description
eth0
Primary Ethernet interface
ppp0
PPP Interface (active connection to GPRS/EDGE/CDMA)
tun0
OpenVPN tunnel interface
ipsec0
IPSec tunnel interface
gre1
GRE tunnel interface
Table 1: Interface connection status
The following detailed information will be shown for each active connection.
Item
Description
HWaddr
Hardware MAC (unique) address of primary network interface
inet
IP address of primary network interface
P-t-P
IP address second ends connection
Bcast
Broadcast address
Mask
Network Subnet Mask
MTU
Maximum transmittable packet size
Metric
Number of routers that the packet must pass through
RX
packets – number of received packets
errors - number of errors
dropped - number of dropped packets
overruns – incoming packets lost because of overload
frame – number of frame errors
TX
packets – number of transmitted packets
errors - number of packet errors
dropped - number of dropped packets
overruns – number of outgoing packets lost because of overload
carrier - outgoing packet errors resulting from the physical layer
collisions
Number of collisions on physical layer
txqueuelen
Number of packets in the transmit queue
RX bytes
Total number of received bytes
TX bytes
Total number of transmitted bytes
Table 2: Description of information in network status
If the PPP connection is active, the system information will appear on the ppp0 interface.
For the SPECTRE RT industrial router, interface ppp0 indicates the PPPoE connection.