Siemens RUGGEDCOM ROX II User Manual page 70

Chapter 2
Using RUGGEDCOM ROX II
Section 2.4.9
Capturing Packets from a Network Interface
Tcpdump is a packet analyzer for TCP/IP and other packets. It can be used to capture packets at a specified network
interface and dump them to a terminal or file.
To capture packets, type tcpdump and configure the following parameters:
Parameter
address
count
hex
host
interface
linkheader
port
proto { tCP | uDP | iCMP | aRP | vRRP |
IqMP | oSPF | eSP | Ah }
verbosity
Section 2.4.10
Capturing Packets from a VRF Network Interface
VRF Tcpdump is a packet analyzer for TCP/IP and other packets. It can be used to capture packets at a specified VRF
network interface and dump them to a terminal or file.
To capture packets, type vrf-tcpdump and configure the following parameters:
Parameter
vrfname
address
count
hex
host
interface
linkheader
port
proto { tCP | uDP | iCMP | aRP | vRRP |
IqMP | oSPF | eSP | Ah }
verbosity
24
Displays the source IP for each packet.
The number of packets to capture
Converts the data to hexadecimal or ASCII characters.
The host name to be ignored or allowed.
The interface from the IP list to dump.
Displays the link level header.
The ports to trace.
The protocol(s) to filter out. To select more than one protocol, string the lowercase letters
together. For example, tui will filter out TCP, UDP and ICMP packets.
To ignore a protocol, place an n before the protocol name (e.g. ntui).
The verbosity level. Type v, vv or vvv to set the level.
Displays the source IP for each packet.
Displays the source IP for each packet.
The number of packets to capture
Converts the data to hexadecimal or ASCII characters.
The host name to be ignored or allowed.
The interface from the IP list to dump.
Displays the link level header.
The ports to trace.
The protocol(s) to filter out. To select more than one protocol, string the lowercase letters
together. For example, tui will filter out TCP, UDP and ICMP packets.
To ignore a protocol, place an n before the protocol name (e.g. ntui).
The verbosity level. Type v, vv or vvv to set the level.
Description
Description
Capturing Packets from a Network Interface
RUGGEDCOM ROX II
CLI User Guide