40AXIS 231D/232D - System Options
Maximum bandwidth - Specify, in Mbit/s or kbit/s, the maximum bandwidth that the network camera is allowed to use on your network. This is a useful function when connecting your network camera to busy or heavily loaded networks. The default setting is Unlimited.
Note: When using
For more information, please see the online help 
SOCKS
SOCKS is a networking proxy protocol. The AXIS 231D/232D can be configured to use a SOCKS server to reach networks on the other side of a firewall/proxy server. This functionality is useful if the Network Dome Camera is located on a local network behind a firewall, but notifications, uploads, alarms, etc., need to be sent to a destination outside the local network (e.g. to the Internet).
SMTP (email)
(Simple Mail Transfer Protocol) Enter the host names or addresses for your primary and secondary mail servers in the fields provided to enable event and error email messages from the Network Dome Camera to predefined addresses, via SMTP.
SNMP
The Simple Network Management Protocol (SNMP) allows remote management of network devices. Depending on the level of security required, select the version of SNMP to use. The three levels of security are:
•SNMP V1 - includes no security.
•SNMP V2c - uses very simple security. The community name can be specified as a pass- word for read or read/write access to all supported SNMP objects. The community is the the group of network devices using SNMP.
•SNMP V3 - provides encryption and secure passwords. HTTPS must be enabled.