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Pseudo Random Postfix OFDM Based Modulator for Next Generation 60GHz WLANs
White Paper The IST-2001-32686 project BROADWAY proposes a hybrid dual frequency system operating at 5GHz based on ETSI BRAN HIPERLAN/2 and at 60GHz through an innovative fully ad-hoc extension named HIPERSPOT. In order to allow Single Frequency Network (SFN... [10 Aug 2008]
Enabling SASL Support in postfix
White Paper This paper will look at enabling SASL support in the postfix MTA. In current versions of Mandrake Linux, sendmail comes with SASL support out of the box but postfix does not. To enable SASL support in postfix, user will need to configure a few... [03 Jul 2008]
Controlling SPAM Under Mandrake Linux, Part 1
White Paper It attempts to provide solutions for both postfix and qmail for the simple reason that postfix is the default MTA for Mandrake Linux and that qmail is my preferred MTA for Mandrake Linux. Dealing with SPAM is a complex topic as there are a number... [03 Jul 2008]
Using qmail With Mandrake Linux
White Paper This paper describes how to install qmail on Mandrake Linux systems as a fast and secure replacement for postfix or sendmail.qmail is a very easy SMTP server to install. The configuration is also extremely straightforward, as perusing LWQ should... [03 Jul 2008]
Frequency-Time Block Codes for OFDMA Uplink Applications
White Paper The annoying effect of ISI is almost all removed by the insertion of a cyclic prefix (or postfix) extension. Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier block modulation scheme primarily used in high bit rate systems to... [03 Jul 2008]
A Pseudo Random Postfix OFDM Based Modulator for Multiple Antennæ Systems
White Paper This contribution extends the recently proposed Pseudo-Random-Postfix OFDM (PRP OFDM) transceiver to the Multiple Transmit Multiple Receive (MTMR) antennæ context. Moreover two transceiver architectures are presented with an Alamouti based Space... [23 Jan 2008]
Postfix: Mail Relaying
Up until now, the paper has mostly considered Postfix in its role as the end node for email messages. That is, messages that arrive at the Postfix system are, for the most part, delivered to the local system. [17 Oct 2007]
Postfix: Mail Relaying
White Paper Up until now, the paper has mostly considered Postfix in its role as the end node for email messages. That is, messages that arrive at the Postfix system are, for the most part, delivered to the local system. [17 Oct 2007]
A Pseudorandom Postfix OFDM Modulator - Semi-Blind Channel Estimation and Equalization
White Paper This paper details a new Orthogonal-Frequency-Division-Multiplexing (OFDM) modulator based on the use of a PseudoRandom Postfix (PRP)-OFDM and discusses low-complexity equalization and channel estimation/tracking architectures. [11 Apr 2007]
Learn about filtering e-mail in Postfix
White Paper This sample chapter from The Book of Postfix explains a couple of ways you can filter messages using your Postfix MTA. The Postfix home page offers this official characterization of the Postfix mailer: 'Postfix attempts to be fast, easy to... [24 May 2006]
A Pseudo Random Postfix OFDM Modulator and Inherent Channel Estimation Techniques
White Paper This paper details a new OFDM modulator based on the use of a Pseudo Random Postfix (PRP-OFDM) and low complexity equalization architectures. The main advantage of this new modulation scheme is the ability to estimate and track the channel... [16 Oct 2004]
Enabling SASL Support in postfix
This paper will look at enabling SASL support in the postfix MTA. In current versions of Mandrake Linux, sendmail comes with SASL support out of the box but postfix does not. To enable SASL support in postfix, user will need to configure a few... [27 Apr 2004]
Using qmail With Mandrake Linux
This paper describes how to install qmail on Mandrake Linux systems as a fast and secure replacement for postfix or sendmail.qmail is a very easy SMTP server to install. The configuration is also extremely straightforward, as perusing LWQ should... [27 Apr 2004]
Fighting Malware and Spam with Postfix
White Paper Postfix is the popular Sendmail replacement that is fast, secure, and easy to administer. Postfix also makes an outstanding secure mail gateway or "mail firewall", shielding fragile Intranet mail systems such as WOE (Windows/Outlook/Exchange) or... [24 Feb 2004]
Protecting Email in a Hostile World with TLS and Postfix
White Paper The transmission of web traffic and the storage of data on servers - the twin cornerstones of e-commerce - have been subject to considerable public scrutiny, resulting in the implementation of a variety of effective security strategies. [24 Feb 2004]
