Chapter 2
Using RUGGEDCOM ROX II
RUGGEDCOM ROX II
CLI User Guide
24
Capturing Packets from a Network Interface
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
Description
address
Displays the source IP for each packet.
count
The number of packets to capture
hex
Converts the data to hexadecimal or ASCII characters.
host
The host name to be ignored or allowed.
interface
The interface from the IP list to dump.
linkheader
Displays the link level header.
port
The ports to trace.
proto
{
tCP
|
uDP
|
iCMP
|
aRP
|
vRRP
|
IqMP
|
oSPF
|
eSP
|
Ah
}
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).
verbosity
The verbosity level. Type v, vv or vvv to set the level.
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
Description
vrfname
Displays the source IP for each packet.
address
Displays the source IP for each packet.
count
The number of packets to capture
hex
Converts the data to hexadecimal or ASCII characters.
host
The host name to be ignored or allowed.
interface
The interface from the IP list to dump.
linkheader
Displays the link level header.
port
The ports to trace.
proto
{
tCP
|
uDP
|
iCMP
|
aRP
|
vRRP
|
IqMP
|
oSPF
|
eSP
|
Ah
}
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).
verbosity
The verbosity level. Type v, vv or vvv to set the level.
Содержание RUGGEDCOM ROX II
Страница 2: ...RUGGEDCOM ROX II CLI User Guide ii ...
Страница 4: ...RUGGEDCOM ROX II CLI User Guide iv ...
Страница 39: ...RUGGEDCOM ROX II CLI User Guide Table of Contents xxxix 19 5 VLANs 752 ...
Страница 40: ...Table of Contents RUGGEDCOM ROX II CLI User Guide xl ...
Страница 46: ...Preface RUGGEDCOM ROX II CLI User Guide xlvi Customer Support ...
Страница 96: ...Chapter 2 Using RUGGEDCOM ROX II RUGGEDCOM ROX II CLI User Guide 50 Accessing Maintenance Mode ...
Страница 170: ...Chapter 5 System Administration RUGGEDCOM ROX II CLI User Guide 124 Deleting a Scheduled Job ...
Страница 256: ...Chapter 6 Security RUGGEDCOM ROX II CLI User Guide 210 Enabling Disabling a Firewall ...
Страница 402: ...Chapter 11 Wireless RUGGEDCOM ROX II CLI User Guide 356 Managing Cellular Modem Profiles ...
Страница 646: ...Chapter 13 Unicast and Multicast Routing RUGGEDCOM ROX II CLI User Guide 600 Deleting a Multicast Group Prefix ...
Страница 732: ...Chapter 15 Network Discovery and Management RUGGEDCOM ROX II CLI User Guide 686 Viewing NETCONF Statistics ...
Страница 790: ...Chapter 17 Time Services RUGGEDCOM ROX II CLI User Guide 744 Deleting a Broadcast Multicast Address ...