Configuring Ppp Stac-Lzs Compression; Configuring Vj Tcp Header Compression For Ppp Packets; Displaying And Debugging Ppp Link Efficiency Mechanism - H3C SecPath Series Operation Manual

Operation Manual – User Access
H3C SecPath Series Security Products

1.3.2 Configuring PPP STAC-LZS Compression

Perform the following configuration in interface view.
The current system version supports the Stac compression described in RFC 1974.
Table 1-19 Configure PPP STAC-LZS compression
Enable Stac LZS compression on the interface.
Disable Stac LZS compression on the interface.
By default, compression is disabled.

1.3.3 Configuring VJ TCP Header Compression for PPP Packets

Perform the following configuration in interface view.
Table 1-20 Configure VJ TCP header compression
Enable VJ TCP header compression on
the PPP interface.
Disable VJ TCP header compression on
the PPP interface.
By default, VJ TCP header compression is disabled on the PPP interface.

1.3.4 Displaying and Debugging PPP Link Efficiency Mechanism

Table 1-21 Display and debug PPP link efficiency mechanism
Display statistics about TCP header
compression
Display statistics about RTP header
compression
Display statistics about stac-lzs header
compression
Enable TCP header compression
debugging
Enable RTP header compression
debugging
Operation
Operation
Operation
1-16
Chapter 1 PPP Configuration
Command
ppp compression stac-lzs
undo ppp compression
stac-lzs
Command
ip tcp vjcompress
undo ip tcp vjcompress
Command
display ppp compression iphc tcp
[ interface-type interface-number ]
display ppp compression iphc rtp
[ interface-type interface-number ]
display ppp compression stac-lzs
[ interface-type interface-number ]
debugging ppp compression iphc rtp
{ all | context_state | error |
full_header | general_info }
debugging ppp compression iphc tcp
{ all | context_state | error |
full_header | general_info }