root@mail:/# apt-get install mrtg
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
  libsnmp-session-perl
Suggested packages:
  mrtg-contrib
Recommended packages:
  libio-socket-inet6-perl
The following NEW packages will be installed:
  libsnmp-session-perl mrtg
0 upgraded, 2 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 585kB of archives.
After unpacking 1683kB of additional disk space will be used.
Do you want to continue [Y/n]? y
Get:1 http://155.232.137.129 edgy/main libsnmp-session-perl 1.08-1 [69.6kB]
Get:2 http://155.232.137.129 edgy/universe mrtg 2.14.3-1 [515kB]
Fetched 585kB in 2s (278kB/s)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = "en_ZA:en",
        LC_ALL = (unset),
        LANG = "en_ZA.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
Preconfiguring packages ...
/usr/bin/locale: Cannot set LC_CTYPE to default locale: No such file or directory
/usr/bin/locale: Cannot set LC_MESSAGES to default locale: No such file or directory
/usr/bin/locale: Cannot set LC_ALL to default locale: No such file or directory
Selecting previously deselected package libsnmp-session-perl.
(Reading database ... 23520 files and directories currently installed.)
Unpacking libsnmp-session-perl (from .../libsnmp-session-perl_1.08-1_all.deb) ...
Selecting previously deselected package mrtg.
Unpacking mrtg (from .../mrtg_2.14.3-1_i386.deb) ...
Setting up udev (093-0ubuntu18.0edgy2) ...
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = "en_ZA:en",
        LC_ALL = (unset),
        LANG = "en_ZA.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Setting up libsnmp-session-perl (1.08-1) ...

Setting up mrtg (2.14.3-1) ...
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = "en_ZA:en",
        LC_ALL = (unset),
        LANG = "en_ZA.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory

root@mail:/#