1_libvpx2-install

root@debian:~# wget 'https://files.freeswitch.org/repo/deb/debian/pool/main/libv/libvpx2/libvpx2_1.4.1-10~1-jessie+1_amd64.deb'
--2016-02-12 13:57:45--  https://files.freeswitch.org/repo/deb/debian/pool/main/libv/libvpx2/libvpx2_1.4.1-10~1-jessie+1_amd64.deb
Resolving files.freeswitch.org (files.freeswitch.org)... 209.105.235.7, 2607:f348:1021::7
Connecting to files.freeswitch.org (files.freeswitch.org)|209.105.235.7|:443... connected.
GnuTLS: A TLS warning alert has been received.
GnuTLS: received alert [112]: The server name sent was not recognized
HTTP request sent, awaiting response... 200 OK
Length: 691290 (675K) [application/x-debian-package]
Saving to: ‘libvpx2_1.4.1-10~1-jessie+1_amd64.deb’

libvpx2_1.4.1-10~1-jessie+1_amd64.deb     100%[=====================================================================================>] 675.09K  1.52MB/s   in 0.4s   

2016-02-12 13:57:45 (1.52 MB/s) - ‘libvpx2_1.4.1-10~1-jessie+1_amd64.deb’ saved [691290/691290]

root@debian:~# dpkg -c libvpx2_1.4.1-10~1-jessie+1_amd64.deb
drwxr-xr-x root/root         0 2016-02-05 16:15 ./
drwxr-xr-x root/root         0 2016-02-05 16:15 ./usr/
drwxr-xr-x root/root         0 2016-02-05 16:15 ./usr/lib/
drwxr-xr-x root/root         0 2016-02-05 16:15 ./usr/lib/x86_64-linux-gnu/
-rw-r--r-- root/root   2079240 2016-02-05 16:15 ./usr/lib/x86_64-linux-gnu/libvpx2.so.2.0.0
drwxr-xr-x root/root         0 2016-02-05 16:15 ./usr/share/
drwxr-xr-x root/root         0 2016-02-05 16:15 ./usr/share/doc/
drwxr-xr-x root/root         0 2016-02-05 16:15 ./usr/share/doc/libvpx2/
-rw-r--r-- root/root      2075 2016-02-05 16:05 ./usr/share/doc/libvpx2/AUTHORS.gz
-rw-r--r-- root/root     23857 2016-02-05 16:05 ./usr/share/doc/libvpx2/copyright
-rw-r--r-- root/root      1901 2016-02-05 16:05 ./usr/share/doc/libvpx2/README.gz
-rw-r--r-- root/root      9270 2016-02-05 16:05 ./usr/share/doc/libvpx2/changelog.gz
-rw-r--r-- root/root       213 2016-02-05 16:05 ./usr/share/doc/libvpx2/changelog.Debian.gz
lrwxrwxrwx root/root         0 2016-02-05 16:15 ./usr/lib/x86_64-linux-gnu/libvpx2.so.2.0 -> libvpx2.so.2.0.0
lrwxrwxrwx root/root         0 2016-02-05 16:15 ./usr/lib/x86_64-linux-gnu/libvpx2.so.2 -> libvpx2.so.2.0.0
root@debian:~# aptitude show libvpx3
E: Unable to locate package libvpx3      

2_libvpx2-locate

root@debian:~# dpkg -i libvpx2_1.4.1-10~1-jessie+1_amd64.deb 
dpkg: warning: downgrading libvpx2:amd64 from 1.5.0-55~1-wheezy+1 to 1.4.1-10~1-jessie+1
(Reading database ... 48171 files and directories currently installed.)
Preparing to unpack libvpx2_1.4.1-10~1-jessie+1_amd64.deb ...
Unpacking libvpx2:amd64 (1.4.1-10~1-jessie+1) over (1.5.0-55~1-wheezy+1) ...
Setting up libvpx2:amd64 (1.4.1-10~1-jessie+1) ...
Processing triggers for libc-bin (2.19-18+deb8u2) ...
root@debian:~# locate libvpx2
/usr/lib/x86_64-linux-gnu/libvpx2.so.3
/usr/lib/x86_64-linux-gnu/libvpx2.so.3.0
/usr/lib/x86_64-linux-gnu/libvpx2.so.3.0.0
/usr/share/doc/libvpx2
/usr/share/doc/libvpx2/AUTHORS.gz
/usr/share/doc/libvpx2/README.gz
/usr/share/doc/libvpx2/changelog.Debian.gz
/usr/share/doc/libvpx2/changelog.gz
/usr/share/doc/libvpx2/copyright
/var/cache/apt/archives/libvpx2_1.5.0-55~1-wheezy+1_amd64.deb
/var/lib/dpkg/info/libvpx2:amd64.list
/var/lib/dpkg/info/libvpx2:amd64.md5sums
/var/lib/dpkg/info/libvpx2:amd64.postinst
/var/lib/dpkg/info/libvpx2:amd64.postrm
/var/lib/dpkg/info/libvpx2:amd64.shlibs