Mailscanner Upgrade

[alisha gurung]

HI all,

i am running Centos 5.7 in the server and the output of MailScanner is:

*This is MailScanner version 4.84.3
Module versions are:
1.00    AnyDBM_File
1.30    Archive::Zip
0.23    bignum
1.04    Carp
1.42    Compress::Zlib
1.119   Convert::BinHex
0.17    Convert::TNEF
2.121_08        Data::Dumper
2.27    Date::Parse
1.00    DirHandle
1.05    Fcntl
2.74    File::Basename
2.09    File::Copy
2.01    FileHandle
1.08    File::Path
0.20    File::Temp
0.90    Filesys::Df
3.64    HTML::Entities
3.64    HTML::Parser
3.57    HTML::TokeParser
1.23    IO
1.14    IO::File
1.13    IO::Pipe
2.04    Mail::Header
1.89    Math::BigInt
0.22    Math::BigRat
3.05    MIME::Base64
5.427   MIME::Decoder
5.427   MIME::Decoder::UU
5.427   MIME::Head
5.427   MIME::Parser
3.03    MIME::QuotedPrint
5.427   MIME::Tools
0.13    Net::CIDR
1.25    Net::IP
0.16    OLE::Storage_Lite
1.04    Pod::Escapes
3.05    Pod::Simple
1.09    POSIX
1.21    Scalar::Util
1.78    Socket
2.15    Storable
1.4     Sys::Hostname::Long
0.27    Sys::Syslog
1.26    Test::Pod
0.6     Test::Simple
1.68    Time::HiRes
1.02    Time::localtime

Optional module versions are:
1.29    Archive::Tar
0.23    bignum
1.82    Business::ISBN
1.10    Business::ISBN::Data
1.08    Data::Dump
1.814   DB_File
1.25    DBD::SQLite
1.607   DBI
1.10    Digest
1.01    Digest::HMAC
2.36    Digest::MD5
2.11    Digest::SHA1
1.00    Encode::Detect
0.17008 Error
0.18    ExtUtils::CBuilder
2.18    ExtUtils::ParseXS
2.38    Getopt::Long
0.44    Inline
1.08    IO::String
1.04    IO::Zlib
2.21    IP::Country
0.29    Mail::ClamAV
3.003001        Mail::SpamAssassin
v2.004  Mail::SPF
1.999001        Mail::SPF::Query
0.2808  Module::Build
0.20    Net::CIDR::Lite
0.65    Net::DNS
0.002.2 Net::DNS::Resolver::Programmable
missing Net::LDAP
 4.004  NetAddr::IP
1.94    Parse::RecDescent
missing SAVI
2.52    Test::Harness
0.95    Test::Manifest
1.98    Text::Balanced
1.35    URI
0.7203  version
0.62    YAML

*I would like to update/upgrade it to the latest version which is 4.84.5-2
and we have postfix installed and even that needs to be updated..

Can you please tell me how can we do that in CentOS?
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