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Packet over SDH (POS)
Setting IP Packet (Datagram) Length and Inter-Packet Gap
Setting IP Packet (Datagram) Length and Inter-
Packet Gap
Description
Both the IP datagram length and the Inter-packet gap are settable
How To
1 This procedure assumes you have already selected a POS payload on the MAIN
SETTING page, see "Setting up the Transmitter for POS Payloads" page 185.
2 Select the
3 Set the SETUP field to
IP Datagram Length
4 Select the IP DATAGRAM LENGTH field.
5 Choose the IP DATAGRAM LENGTH. There is a choice of:
Note: The IP datagram length is the value placed in the IP header 'Total Length'
field. No padding is implemented: the datagram is immediately followed by the end
of the HDLC frame (FCS and closing flag).
User Length:
Settable between 20 and 65535 octets. Step size 1 octet. This is the size of the entire
datagram, including the 20 octet header, before any HDLC octet stuffing. When the
size is set to 20 only a header is transmitted.
190
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folder as shown above.
POS SETTINGS
PACKET SIZE/GAP
,
or
USER
RANDOM
7:4:1
.
.
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