HS1100 Wireless Hotspot Gateway User Manual
Appendix H. Session Limit and Session Log
Session Limit
To prevent
¾The maximum number of concurrent sessions (TCP and UDP) for each user can be specified in the Global policy, which applies to authenticated users, users on a
¾When the number of a user’s sessions reaches the session limit (a choice of Unlimited, 10, 25, 50, 100, 200, 350 and 500), the user will be implicitly suspended upon receipt of any new connection request. In this case, a record will be logged to a Syslog server.
¾Since this basic protection mechanism may not be able to protect the system from all malicious DoS attacks, it is strongly recommended to build some immune capabilities (such as IDS or IPS solutions) in network deployment to maintain network operation.
Session Log
The system can record connection details of each user accessing the Internet. In addition, the log data can be sent out to a specified Syslog Server, Email Box or FTP Server based on
¾The description of the fields of a session log record is shown as below:
Field | Description | |
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Date and Time | The date and time that the session is established | |
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Session Type | [New]: This is a newly established session. | |
[Blocked]: This session is blocked by a Firewall rule. | ||
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| The account name (with postfix) of the user. When it shows “N.A.”, it | |
| indicates that the user or device does not need to log in with a | |
| username, for example, the user or device is on a | |
Username | port or on the privileged MAC/IP list. Change the account name | |
| accordingly, if the name is not identifiable in the record. | |
| Note: Only 31 characters are allowed for the combination of | |
| Session Type plus Username. | |
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Protocol | The communication protocol of session: TCP or UDP | |
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MAC | The MAC address of the user’s computer or device | |
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SIP | The source IP address of the user’s computer or device | |
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SPort | The source port number of the user’s computer or device | |
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DIP | The destination IP address of the user’s computer or device | |
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DPort | The destination port number of the user’s computer or device | |
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