Extron electronics SMP 351 User Manual page 98

5. Set the MTU (maximum transmission unit length in bytes), the maximum network packet
size (in bytes) that the protocol and network layer can pass onward. Enter a number into
the MTU: field or use the Up and Down arrows to change the value.
The default is 1500 bytes.
6. Select the time to live (TTL) by typing the number into the TTL: field or use the Up and
Down arrows to change the value for that field.
7. Select a quality of service (QoS) level from the DiffServe QoS Level: drop-down
list. Choices range from Best Effort (unmanaged network traffic, lower quality
streams) to Highest (CS5) (with managed network traffic and higher quality streams).
8. Enable or disable SAP (Session Announcement Protocol) by selecting or deselecting
the SAP check box. When SAP is enabled, the SMP 351 publicizes the availability of a
stream to decoder/players. SAP periodically multicasts session description information
on an industry standard multicast address and port, which makes setting up a receiving
decoder easier.
9. If SAP is enabled, specify an advertising interval (in seconds) by entering a number
into the Advertise Interval: field or using the using the Up and Down arrows to
change the value.
10. If desired enter descriptive text of your choice in the Session Name:,
Description:, Keywords:, and Author Name: fields.
To configure pull streaming:
1.
Slide the Streaming Method: control to Pull.
2. Select the streaming protocol type (Unicast RTP over UDP or Multicast over
UDP) from the Streaming Protocol: drop-down list.
3. If you selected Multicast over UDP:
Enter the IP address in the Multicast IP: field.
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Enter the time to live (TTL) in the TTL: field or use the Up and Down arrows to
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change the value for that field.
SMP 351 • Web-Based User Interface 92