Linux Servers & Workstations

Datum Consulting brings more than 10 years of experience in providing high quality Linux support plans for companies and individuals. We offer a wide variety of support and administration contracts ranging from single per incident projects to enterprise class administration and outsourcing in Linux server and network management.

We provide expert installation and technical support services on all major Linux distributions including RedHat, Fedora, Debian-GNU, SuSE, Mandrake, Slackware and Gentoo. We can also work with any custom Linux installation. We have in depth experience in solving all types of Linux and network related problems, We are experts at Linux disaster recovery. We can, and will work with your organization to provide a cost effective, expert solution to any Linux related need.Datum Consulting specializes in providing remote support, troubleshooting, administration and management services nationwide.

Datum Consulting provides expert solutions for all your Linux system administration needs, including:

    •    Remote server administration
    •    Co-located/remote hosted server management
    •    System troubleshooting & debugging
    •    Network management (LAN/WAN)Disaster recovery
    •    Security auditing & hardening
    •    Software installation & configuration
    •    File & directory services, NFS
    •    Kernel rebuilds & module management
    •    Backup planning & implementation
    •    Perl-Shell-CGI-system scripting
    •    Performance tuning

Internet Support & Management

    •    Apache WWW server, SSL, PHP, CGI
    •    Sql, MySql, Oracle install & managment
    •    Sendmail, Qmail, VpopMail, POP, IMAP
    •    DNS-BIND (Bind8, Bind9, Balancing)
    •    FTP, Virtual FTP servers (Pureftp, WU)
    •    Load Balancing/Clustering
    •    OpenSSL-OpenSSH-Stunnel
    •    Anti-Spam, Anti-Relay SPEWS-ORBS
    •    IPtables-IPchains configure and tuning
    •    SAMBA deployment & configuration
    •    DHCP & TCP/IP Management
    •    IP Masquerading & NAT
    •    LPR & Print services

Security & Firewall

    •    Security auditing & updating
    •    Linux router firewall design-configuration
    •    IPtables-IPchains configure and tuning
    •    Network security auditing & hardening
    •    Security alert and upgrade management
    •    Disaster & compromise recovery
    •    Data & colocation center auditing
    •    TCP wrapper & PortSentry
    •    SSH-OpenSSH-OpenSSL

Local and Wide Area Network
    •    T1-T3-WAN procurement & installation
    •    LAN design & deployment
    •    ISDN Frame-Relay, cable integration
    •    Router firewall integration
    •    Ethernet, wireless (802.11b)
    •    LAN-WAN diagnostics & debugging

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Areas covered Milwaukee, Brookfield, Delafield, Muskego,  New Berlin, Oconomowoc, Pewaukee, Waukesha, Cudahy, Franklin, Glendale, Greenfield, Oak Creek, St. Francis, South Milwaukee, Wauwatosa, West Allis, Milwaukee, Racine, Burlington, Fitchburg, Madison, Middleton, Monona, Stoughton, Sun Prairie, Verona, Edgerton, Beaver Dam, Fox Lake, Horicon, Juneau, Mayville, Waupun, Watertown, Hartford,