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Detect Land Attack:
Some Systems may shut down when receiving packets with the same
source and destination addresses, the same source port and destination
port, and when
SYN
on the TCP header is marked. Enable this function to
detect such abnormal packets.
After System Manager enable
External Alert
, if the SMC BR21VPN has detected
any abnormal situation, the alarm message will appear in
External Alarm
in
Attack
Alarm
. And if the system manager starts the
E-mail Alert Notification
in
Settings
, the
device will send e-mail to alarm the system manager automatically.
Summary of Contents for Barricade SMCBR21VPN
Page 1: ...Barricade Dual WAN Port Load Balancing VPN Router SMCBR21VPN ...
Page 32: ...31 Figure2 4 Reset Factory Settings ...
Page 60: ...59 Figure3 7 Dynamic IP Address Connection Figure3 8 Complete Dynamic IP Connection Setting ...
Page 76: ...75 it takes only one control policy to achieve the same effect as the 50 control policies ...
Page 90: ...89 Figure7 2 the Flow After Using QoS Max Bandwidth 400Kbps Guaranteed Bandwidth 200Kbps ...
Page 201: ...200 Figure16 4 NetBIOS Alert Notification to Administrator s PC ...
Page 202: ...201 Figure16 5 E mail Virus Alert ...
Page 227: ...226 Figure19 1 Outbound Source IP Statistics Report ...
Page 229: ...228 Figure19 2 Outbound Destination IP Statistics Report ...
Page 231: ...230 Accounting Report ...
Page 234: ...233 Figure19 5 Inbound Top Users Statistics Report ...
Page 236: ...235 Figure19 6 Inbound Destination IP Statistics Report ...
Page 247: ...246 Figure21 1 Interface Status ...
Page 251: ...SMCBR21VPN 20 Mason Irvine CA 92618 Phn 949 679 8000 www smc com ...