Ảnh đại diện của osmanbsd
@osmanbsd
Thành viên từ August, 2009
2 Đề xuất

UNIX Brains

Trực tuyến Ngoại tuyến
In short we are Linux, UNIX, Email Marketing and Networks experts but its not enough to explain our expertise. In Linux/UNIX side we have expertise in any flavor of Linux either RedHat family flavors like CentOS or Debian family like Ubuntu, Other than that FreeBSD, OpenBSD and Solaris (on Sparc and Intel Both). We manage and troubleshoot a very large variety of software/applications for exmaple apache, cpanel, MySQL and its replications in multiple roles, DNS, Nagios, Cacti, MRTG RRDToos, PPPoE servers, Raidus Servers, Tomcat, Net-sntmp, Squid, DHCP Servers, NFS, VPN server like POPTop and OpenVPN, iptables, ipchains, ipfw, pf, netflow based software like flow-tools, Solaris Volume Manager, ZFS, mdadm, LVM, VirtualBox, XEN, VMWare ESX, OpenVZ, and so on and so on, we can't even remember. We also do scripting using many Perl modules and normal bash shell scripting. We have experience on very different type of server hardware it includes many Dell, HP, SUN/ Oracle IBM servers with multiple hardware Raid Levels. In SPARC Hardware we have worked on many enterprise class servers like SUN Fire V120, 280R, V210, V215, V240, V890, SUN Netra 240, 440, Enterprise 250, Sun Enterprise T2000, Enterprise M5000 etc. Other than that many SAN and NAS devices which includes Oracle/SUN 61xx and 25xx series and Brocade SAN switches. In Networks side, we have years of experience in installing and running broadband ISPs and we have used many types of Cisco routers, switches and devices from other vendors, which includes Routers: Cisco 2500/2600/7200/7500 series Ethernet Switches: Catalyst 1900/2950/3550, Nortel's Alteon 180/184/2424 (As Load Balancers), Extreme summit Bandwidth Managers: Lucent Access Point 1000/450, XEDIA, Packet shaper 6500/4500 Web Caching Devices: CacheFLow (BlueCoat Systems), Cisco Content Engine Broadband Access Servers: Redback SMS 500, Cisco 7200 router as BRAS DSLAMS: Nortel's UE-IMAS, Paradyne 4200, Copper Edge CE200/150, Zyxel, Tailyn ATM/Frame Relay Switch: ASC 1240-E It's not easy to tell our all expertise, but we hope you can get idea about us.
$35 USD/giờ
159 đánh giá
7.5
  • 97%Các công việc hoàn thành
  • 100%Đúng ngân sách
  • 100%Đúng giờ
  • 36%Tỉ lệ thuê lại

Portfolio

Các đánh giá gần đây

  • hình của ppetran07 Project for osmanbsd $90.00 USD

    “Osman was quick and amazing. He found the issues and fixed them in record time. I'm already thinking in hire him again for other projects.”

  • hình của adamberger Set up Virtual ISP using PfSense with PPPoE and QinQ VLAN tagging $600.00 USD

    “As always Usman always doing a fantastic job in both his technical and communication. Couldn't be happier”

  • hình của Andrew1112 Project for osmanbsd -- 6 $200.00 USD

    “Thank you usman. As always.”

  • hình của Andrew1112 Project for osmanbsd -- 5 $50.00 USD

    “Good as always”

  • hình của adamberger Project for osmanbsd $252.00 USD

    “Like always Usman is an ineradicable expect, regardless the complexity of the task, he always has the correct answer and is very helpful by fully explaining the solutions. Thanks again!”

  • hình của Andrew1112 Project for osmanbsd -- 4 $300.00 USD

    “Always good”

Chứng chỉ

Cisco Certified Network Associate (2005)

Cisco

System Administrator for Solaris 10 OS (2011)

Oracle / SUN

Chứng Nhận

  • US English Level 1
    95%

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