6.2.1
Table Of Contents
- Application Discovery Manager Administration Guide
- Contents
- About This Book
- Overview
- Installing ADM
- Setting Up ADM
- Securing ADM
- Maintenance
- Upgrading ADM
- Migrating to a New Appliance
- Troubleshooting ADM
- Uninstalling ADM
- Time Zones
- ADM API Tutorial
- Index
Application Discovery Manager Administration Guide
56 VMware, Inc.
Similartotcpdump,youcanusenlcapturetofilteranexistingcapturefileandtransformittoanew,filtered
file.Seeusagebelow.
Location
/home/nlayers/Seneca/tools/nlcapture.pl
Usage
Runningnlcaptureonthecommandlineyields:
nlcapture.pl tcpdump options [-R ethereal display filter string]
Forexample:
Tolistenoneth1andcaptureallHTTPandICMPpacketsintothefilebla.dump:
nlcapture.pl -i eth1 -R "http||icmp" -w myoutput.dump
Asexplainedearlier, nlcapturesupportsallcommontcpdumpparameterssuchas‐i.Additionally,it
supportsthe-Rparametertofilteronthenetworkprotocoloraccordingtothevalueofspecificprotocolfields.
Protocolnamesarewritteninlowercase.ThefollowingURLprovidesdetailsonthefiltersthatyoucanuse:
http://www.ethereal.com/docs/man‐pages/ethereal‐filter.4.html
Thefiltersofnlcaptureutilityaredifferentfromthetcpdumpfilters.Theyareeasiertouseandunderstand.