6-5
Cisco SCE8000 Software Configuration Guide
OL-16479-02
Chapter 6 Configuring the Line Interface
Tunneling Protocols
Disabling IPinIP Tunneling
Step 1
From the SCE(config-if)# prompt, type
no
ip-tunnel IPinIP skip
and press
Enter
.
DSCP Marking for IPinIP Tunnels
DSCP marking modifies the DSCP bits of the IPv4 header. In IPinIP tunnels there are at least two IP
headers. By default, DSCP marking is performed only on the external IP header (refer to the illustration
below).
Figure 6-1
DSCP Marking for IPinIP Tunnels
Note
DSCP marking should be enabled and configured through SCA BB console. Refer to the section “How
to Manage DSCP Marker Values" in the chapter "Using the Service Configuration Editor: Traffic
Control" in the
Cisco Service Control Application for Broadband User Guide
for further information.
Use this command to configure the SCE platform to mark the DSCP bits of the internal IP header. This
command takes effect only when
IPinIP skip
is enabled.
Step 1
From the SCE(config-if)# prompt, type
ip-tunnel IPinIP DSCP-marking-skip
and press
Enter
.
Enables DSCP marking on the internal IP header of IPinIP traffic.
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