• Anti-Spam Filtering
Multiple defense layers (Head Analysis, Text Analysis, Blacklist & Whitelist,
Bayesian Filtering, Spam Fingerprint, Checking sender account and IP address),
and Heuristics Analysis to block over 95% spam mail. Customizable notification
options and spam mail report are provided for administrator. Varied actions
toward spam mail include: Delete, Deliver, and Forward. Built-in auto-training
system to rise identify rate of spam mail substantially
• Anti-Virus Protection
Built-in Clam virus scan engine can detect viruses, worms, and other threats
from email transfer. Scan mission-critical content protocols-SMTP, POP3 in real
time as traffic enters the network to provide maximum protection. Customizable
notification options and virus mail report are provided for administrator.
Varied actions toward spam mail include: Delete, Deliver, and Forward.
• VPN Connectivity
The security gateway support PPTP server/client and IPSec VPN. With DES, 3DES
and AES encryption and SHA-1 / MD5 authentication, the network traffic over
public Internet is secured
• VPN Trunk
VPN trunk function provides VPN load balance and VPN fail-over feature to keep
the VPN connection more reliable
• Content Filtering
The security gateway can block network connection based on URLs, Scripts (The
Pop-up, Java Applet, cookies and Active X), P2P (eDonkey, Bit Torrent and WinMX),
Instant Messaging (MSN, Yahoo Messenger, ICQ, QQ and Skype) and Download. If
there are new updated version of P2P or IM software in client side, CS-1000 will
detect the difference and update the Content Filtering pattern to renew the
filtering mechanism
• IDP
CS-1000 provides three kinds of the Signature to complete the intrusion detection
system, user can select to configure "Anomaly", "Pre-defined" and "Custom"
according to the current environment's request
• Anti-Virus for HTTP, FTP, P2P, IM, NetBIOS
The CS-1000 not only can provide Anti-virus feature for mail, it also can filter
the virus from varied protocol. The virus pattern can be updated automatically
or manually
• Policy-based Firewall
The built-in policy-based firewall prevent many known hacker attack including
SYN attack, ICMP flood, UDP flood, Ping of Death, etc. The access control
function allowed only specified WAN or LAN users to use only allowed network
services on specified time
• QoS
Network packets can be classified based on IP address, IP subnet and TCP/UDP
port number and give guarantee and maximum bandwidth with three levels of
priority
• Authentication
Web-based authentication allows users to be authenticated by web browser. User
database can be configured on the devices or through external RADIUS server
• WAN Backup
The CS-1000 can monitor each WAN link status and automatically activate backup
links when a failure is detected. The detection is based on the configurable
target Internet addresses
• Outbound Load Balancing
The network sessions are assigned based on the user configurable load balancing
mode, including "Auto", "Round-Robin", "By Traffic", "By Session" and "By
Packet". User can also configure which IP or TCP/UDP type of traffic use which
WAN port to connect
• Multiple NAT
Multiple NAT allows local port to set multiple subnet works and connect to the
Internet through different WAN IP addresses |
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