R2511-HP MSR Router Series ACL and QoS Command Reference(V5)

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and RTCP. After the limitation is reached, DAR marks all incoming packets of these applications as
unrecognizable. For the packets of other TCP/UDP protocols, DAR continues to perform packet
recognition.
Examples
# Set the maximum number of sessions that DAR can recognize to 1000.
<Sysname> system-view
[Sysname] dar max-session-count 1000
dar p2p signature-file
Use dar p2p signature-file to load the specified P2P signature file.
Use undo dar p2p signature-file to unload the specified P2P signature file.
Syntax
dar p2p signature-file filename
undo dar p2p signature-file
Default
No P2P signature file exists in the system.
Views
System view
Default command level
2: System level
Parameters
filename: P2P signature file name, which must be suffixed with .mtd.
Usage guidelines
Place the signature file in the root directory. The system can load a signature file only from the root
directory.
Examples
# Load the P2P signature file p2p.mtd.
<Sysname> system-view
[Sysname] dar p2p signature-file flash:/p2p.mtd
dar protocol
Use dar protocol to specify port numbers for an application protocol in DAR.
Use undo dar protocol to restore the default for a protocol.
Syntax
dar protocol protocol-name { tcp | udp } port { port-value&<1-16> | range port-min port-max } *
undo dar protocol protocol-name { tcp | udp } port
Default
No port numbers are defined for the ten user-defined protocols, RTP, and RTCP. The default port numbers
of other protocols are listed in Table 37.