Hi Mark
deb 
http://apt-goobuntu/ubuntu/gdapper/stable dapper main restricted universe multiverse
deb-src 
http://apt-goobuntu/ubuntu/gdapper/stable dapper main restricted universe multiverse
deb 
http://apt-goobuntu/ubuntu/gdapper/stable dapper-security main restricted universe multiverse
deb-src 
http://apt-goobuntu/ubuntu/gdapper/stable dapper-security main restricted universe multiverse
deb 
http://apt-goobuntu/ubuntu/gdapper/stable dapper-updates main restricted universe multiverse
deb-src 
http://apt-goobuntu/ubuntu/gdapper/stable dapper-updates main restricted universe multiverse
deb 
http://apt-goobuntu/google/gdapper/stable gdapper main
deb-src 
http://apt-goobuntu/google/gdapper/stable
 gdapper main
# deb 
http://apt-goobuntu/google/gdapper/stable gdapper-updates main
# deb-src 
http://apt-goobuntu/google/gdapper/stable
 gdapper-updates main
# deb 
http://apt-goobuntu/google/gdapper/stable gdapper-security main
# deb-src 
http://apt-goobuntu/google/gdapper/stable gdapper-security main
deb 
http://apt-goobuntu/google experimental extras
 sudo apt-get update
Get:1 
http://apt-goobuntu dapper Release.gpg [189B]
Get:2 
http://apt-goobuntu dapper-security Release.gpg [191B]
Get:3 
http://apt-goobuntu dapper-updates 
Release.gpg [191B]
Get:4 
http://apt-goobuntu gdapper Release.gpg [191B]
Ign 
http://apt-goobuntu experimental Release.gpg
Hit 
http://apt-goobuntu dapper Release
Hit 
http://apt-goobuntu dapper-security Release
Hit 
http://apt-goobuntu dapper-updates Release
Hit 
http://apt-goobuntu gdapper Release
Hit 
http://apt-goobuntu experimental Release
Hit 
http://apt-goobuntu dapper/main Packages
Hit 
http://apt-goobuntu dapper/restricted Packages
Hit 
http://apt-goobuntu dapper/universe Packages
Hit 
http://apt-goobuntu dapper/multiverse Packages
Hit 
http://apt-goobuntu dapper/main Sources
Hit 
http://apt-goobuntu dapper/restricted Sources
Hit 
http://apt-goobuntu
 dapper/universe Sources
Hit 
http://apt-goobuntu dapper/multiverse Sources
Hit 
http://apt-goobuntu dapper-security/main Packages
Hit 
http://apt-goobuntu dapper-security/restricted Packages
Hit 
http://apt-goobuntu dapper-security/universe Packages
Hit 
http://apt-goobuntu dapper-security/multiverse Packages
Hit 
http://apt-goobuntu dapper-security/main Sources
Hit 
http://apt-goobuntu dapper-security/restricted Sources
Hit 
http://apt-goobuntu dapper-security/universe Sources
Hit 
http://apt-goobuntu dapper-security/multiverse Sources
Hit 
http://apt-goobuntu dapper-updates/main Packages
Hit 
http://apt-goobuntu dapper-updates/restricted Packages
Hit 
http://apt-goobuntu dapper-updates/universe Packages
Hit 
http://apt-goobuntu dapper-updates/multiverse Packages
Hit 
http://apt-goobuntu dapper-updates/main Sources
Hit 
http://apt-goobuntu dapper-updates/restricted Sources
Hit 
http://apt-goobuntu dapper-updates/universe Sources
Hit 
http://apt-goobuntu dapper-updates/multiverse Sources
Hit 
http://apt-goobuntu gdapper/main Packages
Hit 
http://apt-goobuntu gdapper/main Sources
Ign 
http://apt-goobuntu experimental/extras Packages
Hit 
http://apt-goobuntu experimental/extras Packages
Fetched 4B in 1s (2B/s)
Reading package lists... Done
kaushals@it89:/etc/apt$ sudo apt-get install tshark
Reading package lists... Done
Building dependency tree... Done
E: Couldn't find package tshark
kaushals@it89:/etc/apt$ dpkg -l tshark
No packages found matching tshark.
I did that, but still could not see package tshark being installed on my box
Thanks and Regards
Kaushal