brother NC-4100H Internal Print Server RJ45 Network Connection: RJ45 Network Speed: 10/100Mbps Protocols: TCP/IP (LPR/LPD, IPP, FTP, HTTP, TELNET, Port 9100, SMTP, POP3, TFTP, SNMP, DHCP, BOOTP, RARP) IPX/SPX AppleTalk (EtherTalk) DLC/LLC NetBIOS/ SMB Dec LAT Banyan Vines Device Management: Web Based Management (Embedded Web Server) Brother BRAdmin Professional Web BRAdmin Operating Systems Supported: Windows 95/98/Me/NT4.0/2000/ XP Unix Macintosh 8.6 - 9.2.1, OS X 10.1 or later Novell 3.x, 4.x, 5.x, 6.x Dimensions: 8.5 x 6.3 x 2.6 Weight: 8 oz.