3Com Router 3031, Command Reference Manual

Page: 245 / 838

PPP and MP Configuration Commands 245
ppp compression iphc
Syntax
ppp compression iphc [ nonstandard | rtp-connections rtp-connections |
tcp-connections tcp-connections ]
View
Interface view
Parameter
nonstandard: uses the nonstandard mode in compressing the IP/UDP/RTP header
rtp-connections rtp-connections: sets the maximum rtp-connections of the iphc
function, its value ranges from 3 to 1000.
tcp-connections tcp-connections: sets the maximum number of tcp-connections of
the iphc function, its value ranges from 3 to 256.
Description
Using the ppp compression iphc command, you can enable the iphc.
For the related command, see link-protocol ppp.
Example
None
ppp compression stac-lzs
Syntax
ppp compression stac-lzs
undo ppp compression stac-lzs
View
Interface view
Parameter
None
Description
Using the ppp compression stac-lzs command, you can set the PPP protocol to use
the Stac compression algorithm. Using the undo ppp compression stac-lzs
command, you can disable the compression at the relevant interface.
By default, compression is disabled.
When stac-lzs compression is configured on the interface, the data frame size can
be reduced through data compression without losing the data. However, this
configuration will add load to the router. It is recommended that this function be
disabled when the router has already been overloaded. In addition, only when