Search

. Routers can be rolled out with just a few mouse clicks. You can even build a complex network topology with manageable overhead. Modeling traffic patterns is easy. GNS3 Emulator Although the GNS3 ... The GNS3 network simulator is a convenient open source tool for the design and simulation of Cisco-based networks. ... GNS3 Network Simulator ... Network simulation with GNS3

providers still exclusively rely on POP3 or only offer IMAP against payment; however, on the whole, the IMAP protocol has asserted itself. This situation means additional worries for email service providers ... Admins can solve typical mail server scalability problems with Dovecot’s Amazon S3 plugin and the Ceph distributed object store. ... Dovecot and S3 ... Scalable mail storage with Dovecot and Amazon S3

ago, Mailman 3.0 is now an almost completely refurbished major version. New Design A lot has happened technologically speaking. According to main developer Barry Warsaw [2], the step to version 3 ... Mailman 3.0 is a new major version, released 15 years after version 2.0. We put the new version through its paces and explain the installation procedure and new features. ... Mailman 3.0 ... Mailman 3.0 – a long time coming

protocol before version 1.3 have opened the possibility of protocol downgrade attacks (Logjam to export-grade cryptography, FREAK to a weak RSA key exchange), connection renegotiation attacks (TLS Renego ... After a decade in service, TLS 1.2 is showing many signs of aging. Its immediate successor, TLS 1.3, has earned the approval of the IETF. Some major changes are on the way. ... TLS 1.3 ... TLS 1.3 and the return of common sense

PHP version 7.3 [1] became available at the end of 2018. At first glance, the innovations do not appear spectacular, but they could disrupt existing scripts. That said, with deprecations and end ... The new PHP 7.3 simplifies string handling, supports PCRE version 2, adds LDAP controls, improves logging, and deprecates some features, functions, and syntax elements. ... PHP 7.3 ... New features in PHP 7.3

for your environments with Layer 3 tools. As long as two hosts have any kind of physical communication path, communication on Layer 3 works, even if the hosts in question reside in different Layer 2 segments ... Large environments such as clouds pose demands on the network, some of which cannot be met with Layer 2 solutions. The Border Gateway Protocol jumps into the breach in Layer 3 and ensures seamlessly ... Scalability in Layer 3 ... Scalable network infrastructure in Layer 3 with BGP

maintenance overhead, because where nothing is installed, nothing needs updating and maintaining. In this article, I explain the basic principle of the approach and then introduce k3OS [1] and Flatcar [2], two ... k3OS and Flatcar ... Container microdistributions k3OS and Flatcar

most other solutions: It comes without an encapsulation technique and relies instead on standard Layer 3 protocols. Calico makes some bold claims. The developers of the solution promise special security ... Layer 3 SDN

The SMB protocol is mainly known as the basis for file sharing in Windows and is familiar to Samba and Linux users, too. Windows 8.1 and Windows Server 2012 R2 use the new Server Message Block 3 ... Microsoft has introduced several improvements to Windows Server 2012 and Windows Server 2012 R2 with its Server Message Block 3. Hyper-V mainly benefits from faster and more stable access to network ... Hyper-V with SMB 3 ... Hyper-V with the SMB 3 protocol

In each version of Windows, Microsoft provides an updated version of the Server Message Block (SMB) protocol. Windows Server 2016 and Windows 10 communicate via the new SMB 3.1.1, offering some new ... We look at the new performance and security features of SMB 3.1.1 with Windows Server 2016 and Windows 10. ... SMB 3.1.1 ... SMB 3.1.1 in Windows Server 2016