Video Recorder 430/451 Series Configuration menu | en 61Bosch Security Systems Installation and Operation manual F.01U.168.054 | v2.0 | 2012.056.5 Network6.5.1 TCP/IPFigure 6.16 Network - TCP/IP1. Enable DHCP to have the IP address, subnet mask, and default gateway assignedautomatically by the network server.– If DHCP is disabled, fill in the IP address, the Subnet mask, the default Gateway,and the Primary DNS server address. If required, change the default HTTP port no.(80) to a new value.2. Restrict the network Bandwidth limit by entering a value between 256 Kbps and100 Mbps. If 256 or 512_Kbps is selected, the DVR automatically selects I-frame onlyvideo at 1 IPS for transmission over the low bandwidth network connection.(A video clip is not attached to an e-mail if 256 or 512_Kbps is selected.)3. Enable the RTSP server to stream live video (for example, to a smart phone). If RTSP isenabled (on), enter a TCP/IP port number (default port 554).4. ICMP is set to Off by default (ping is not available). Set ICMP to On if you are usingControl Center software version 3.34 or lower).6.5.2 Streaming to mobile devicesThe Real Time Streaming Protocol (RTSP) feature allows live video streaming over thenetwork.Attention:If you enable this feature (RTSP server to On) and the firewall on a ADSL router is opened,anybody can view the cameras. There is no log-on user ID or password to protect a cameralive image.6.5.3 Connecting using a smart mobile phoneYour smart phone should support RTSP network protocol and includes a RTSP capable playerapplication that can display H.264 video streams. The RTSP transports the remote (network)