H3C S7500 Series Ethernet Switches Command Manual

Table Of Contents
Command Manual – NAT, Netstream, Policy Routing
H3C S7500 Series Ethernet Switches Chapter 1
NAT Configuration Commands
1-8
processed NAT mapping entries. A NAT connection is terminated when its aging time
expires.
Use the undo nat aging-time command to restore the default settings for NAT
connection aging time. Executing this command will set the aging time for ALG entries
to 120 seconds and enable the NP to use the fast aging timer.
Examples
# Set the NAT connection aging time for ALG entries to 245 seconds for the LPU in slot
6.
<H3C> system-view
System View: return to User View with Ctrl+Z.
[H3C] nat aging-time alg 245 slot 6
1.1.10 nat blacklist start
Syntax
nat blacklist start slot slot-number
undo nat blacklist start slot slot-number
View
System view
Parameters
slot slot-number: Specifies the slot number of an LPU.
Description
Use the nat blacklist start command to enable NAT blacklist for an LPU.
Use the undo nat blacklist start command to disable NAT blacklist for an LPU.
By default, the feature is disabled.
Examples
# Enable NAT blacklist for the LPU in slot 3.
<H3C> system-view
System View: return to User View with Ctrl+Z.
[H3C] nat blacklist start slot 3
1.1.11 nat blacklist mode
Syntax
nat blacklist mode { all | amount | rate }