Tabla de Contenidos: “…Installing packages -- Important packages -- Squid -- Issues with Squid -- Squid reverse proxy server -- pfBlockerNG -- ntopng -- Nmap -- HAProxy -- Example - load balancing a web server -- Other packages -- Snort -- Example - using Snort to block social media sites -- FRRouting -- Zabbix -- Summary -- Questions -- Further reading -- Chapter 12 : Diagnostics and Troubleshooting -- Technical requirements -- Troubleshooting basics -- Common networking problems -- Wrong subnet mask or gateway -- Wrong DNS configuration -- Duplicate IP addresses -- Network loops -- Routing issues -- Port configuration -- Black holes -- Physical issues -- Wireless issues -- RADIUS issues -- pfSense troubleshooting tools -- System logs -- Dashboard -- Interfaces -- Services -- Monitoring -- Traffic graphs -- Firewall states -- States -- States summary -- pfTop -- tcpdump -- tcpflow -- ping, traceroute and netstat -- ping -- traceroute -- netstat -- Troubleshooting scenarios -- VLAN configuration problem -- Summary -- Questions -- Appendix A: Assessments -- Chapter 1 - Revisiting pfSense Basics -- Chapter 2 - Advanced pfSense Configuration -- Chapter 3 - VLANs -- Chapter 4 - Using pfSense as a Firewall -- Chapter 5 - Network Address Translation -- Chapter 6 - Traffic Shaping -- Chapter 7 - Virtual Private Networks -- Chapter 8 - Redundancy and High Availability -- Chapter 9 - Multiple WANs -- Chapter 10 - Routing and Bridging -- Chapter 11 - Extending pfSense with Packages -- Chapter 12 - Diagnostics and Troubleshooting -- Another Book You May Enjoy -- Index…”

Tabla de Contenidos: “…Suggestion Programs -- Getting Ideas Flowing -- Idea Sharing -- Problems without Known Solutions -- Request for Corrective Action -- Speak-Up Program -- How to Get Creativity, Innovation, Involvement, and Participative Management to Thrive -- SECTION IV: Project change Management (PCM) -- Chapter 10 Project Change Management Introduction -- Overview of Project Change Management Methodology -- PCM Methodology Roles, Authority, and Responsibilities -- Change Facilitator -- Black Hole -- Sponsor -- Advocates -- Change Agent -- Professional Staff -- Target (Sometimes Called "Impacted Employee") -- Three Basic Organizational Structures -- Chapter 11 Project Change Management Tools and Methodologies -- Typical Project Change Management Tools and Usage…”

Tabla de Contenidos: “…Clarke, "The Nine Billion Names of God" -- The Trapdoor Escape Hatch Way Out of Hyperreality -- High Life: The Black Hole of Humanity's Extinction and New Hope -- Poetic Resolution in Baudrillard's Thought -- Daniel Boorstin, The Image: Hyperreality Overtakes America -- Umberto Eco, Travels in Hyperreality -- Roland Barthes, Mythologies -- Taking the Side of Objects -- Plato and the Simulacrum -- Plato as Software Designer -- Brian Gogan on Plato, Baudrillard, and Rhetoric -- Deleuze on "Plato and the Simulacrum" -- Upgrading Hyperreality and the Simulacrum for Digitalization -- Personalized Advertising -- Transdisciplinarity is Good for (Post‐)Humanity -- Virtual Reality, Augmented Reality, and the Metaverse -- Baudrillard and the Situationists -- Introduction…”

Tabla de Contenidos: “…Sample Scenario of STP Election Process -- STP Topology Changes -- Per VLAN Spanning Tree Plus -- MAC Address Allocation and Reduction -- STP and IEEE 802.1Q Trunks -- Configuring the Basic Parameters of PVST+ -- Configuring the Root Bridge -- Configuring Port Cost -- Verifying the STP Configuration -- Rapid Spanning Tree Protocol -- RSTP Port States -- RSTP Port Roles -- RSTP BPDU Format and BPDU Handling -- Rapid Transition to Forwarding -- RSTP Topology Change Mechanism -- Compatibility with 802.1D -- Multiple Spanning Tree -- PVST+ Case -- 802.1Q Case -- MST Case -- MST Regions -- IST Instances -- MST Instances -- Configuring Basic Parameters of MST -- Study Tips -- Summary -- Configuration Exercise: Configuring and Verifying Spanning-Tree Bridge Priorities and Spanning-Tree Port Cost -- Required Resources -- Exercise Objective -- Network Diagram -- Command List -- Task 1: Configure and Verify Spanning Tree Root and Backup Bridges and STP Priorities -- Task 2: Configure and Verify Spanning Tree Port Cost -- Task 3: Identifying STP Topology Changes -- Review Questions -- Chapter 6 Adding Resiliency to Spanning Tree Using Advanced Features and Troubleshooting STP Issues -- Enhancements to 802.1D Spanning Tree Protocol -- PortFast -- UplinkFast -- BackboneFast -- Improving Spanning-Tree Resiliency -- BPDU Guard -- BPDU Filtering -- Root Guard -- Preventing Forwarding Loops and Black Holes -- Loop Guard -- Comparison Between Aggressive Mode UDLD and Loop Guard -- Troubleshooting STP -- Potential STP Problems -- Troubleshooting Methodology for STP Problems -- Know the Network -- Identify a Bridging Loop -- Restore Connectivity -- Check Port Status -- Look for Resource Errors -- Disable Unneeded Features -- Study Tips -- Summary -- Configuration Exercise: Configuring BackboneFast, UplinkFast, Root Guard, and PortFast -- Required Resources…”

Tabla de Contenidos: “…Restarting, Shutting Down, and Blocking RIP -- Verifying and Troubleshooting RIP -- Enhanced Interior Gateway Routing Protocol -- Understanding EIGRP Fundamentals -- Neighbor Discovery/Recovery -- Reliable Transport Protocol -- Diffusing Update Algorithm -- Protocol-Dependent Modules -- Configuring EIGRP in Cisco IOS XR -- Configuring Routing Policy -- Configuring Router ID -- Configuring and Verifying NSF -- Verifying EIGRP Process Status -- Verifying and Troubleshooting EIGRP -- Open Shortest Path First -- Understanding OSPF Fundamentals -- Configuring OSPF in Cisco IOS XR -- Configuring and Verifying OSPFv2 -- Hierarchical CLI and Inheritance -- Configuring OSPFv2 Authentication -- Verifying NSF Configuration and Standby RP Status -- Configuring and Verifying Nonstop Routing -- Configuring and Verifying Multiarea Adjacencies -- Configuring and Verifying Bidirectional Forwarding Detection -- Configuring OSPF Timers -- Configuring and Verifying OSPFv3 -- Intermediate System to Intermediate System -- Understanding IS-IS Fundamentals -- Configuring IS-IS in Cisco IOS XR -- Verifying the Single Topology Model -- Configuring and Verifying the Multitopology Model -- Configuring and Verifying Interface States -- Configuring IS-IS NSF and IS-IS Timers -- Configuring and Verifying BFD in IS-IS -- Configuring and Verifying IP Fast Reroute -- Configuring and Verifying Authentication in IOS XR IS-IS -- Chapter 8 Implementing BGP in Cisco IOS XR -- Cisco IOS XR BGP Architectural Overview -- Cisco IOS XR BGP Hierarchical Configuration -- Address Family Configuration Mode -- Configuration Groups -- Implementing BGP Policies -- Routing Policy Language -- Prefix Set -- AS-path Set -- Community Set -- Routing Policies -- Hierarchical Policies and Parameterization -- BGP Policy Accounting -- BGP Remotely Triggered Black Hole -- BGP Graceful Restart…”

Tabla de Contenidos: “…Case Study: Big and Small Black Holes…”

“…It contains subjects of particular interest for modified gravity theories and applications to cosmology, special attention is given to Einstein-Gauss-Bonnet, f(R)-gravity, anisotropic inflation, extra dimension theories of gravity, black holes, dark energy, Palatini gravity, anisotropic spacetime, Einstein-Finsler gravity, off-diagonal cosmological solutions, Hawking-temperature and scalar-tensor-vector theories…”

“…""Trends in Modern Cosmology"" invites the reader to tackle the big questions of the universe from cultural aspects of cosmology and its influence on arts, philosophy, and politics to more specialized technical advances in the field as the physics of dark sector, black holes, galaxies, large structure formation, and particles. …”

“…The book thus maps out a universe of many moral worlds without, as Velleman puts it, “moral black holes”. The six self-standing chapters discuss such diverse topics as online avatars and virtual worlds, lying in Russian and truth-telling in Quechua, the pleasure of solitude and the fear of absurdity. …”

“…The book thus maps out a universe of many moral worlds without, as Velleman puts it, "moral black holes”. The five self-standing chapters discuss such diverse topics as online avatars and virtual worlds, lying in Russian and truth-telling in Quechua, the pleasure of solitude and the fear of absurdity. …”

“…A third chapter proposes that gravity attributed to dark matter is due to the sprinkling of black holes throughout galaxies, which is supported by LIGO/Virgo observations. …”

“…They have led to many striking discoveries, including the precise microphysics underlying the thermodynamic behaviour of certain black holes, and remarkable holographic dualities between large-N gauge theories and gravity. …”

Tabla de Contenidos: “…Park oChapter 63: Alzheimer Disease: Not Going Gently Into That Good Night Level II oChapter 64: Multiple Sclerosis: White Dots and Black Holes Level I oChapter 65: Complex Partial Seizures: An Overdue Visit to a Neurology Clinic Level I oChapter 66: Generalized Tonic-Clonic Seizures: Senior Seizures Level II oChapter 67: Status Epilepticus: Tempest in a Tom Collins Level I oChapter 68: Acute Management of the Brain Injury Patient: The Agony of Defeat Level III oChapter 69: Parkinson Disease: Slow and Shaky Level III oChapter 70: Chronic Pain Managment: Using Opioid Medication in a Troubled Time Level II oChapter 71: Acute Pain Management: No Pain, Much Gain Level I oChapter 72: Migraine Headache: Oh, My Aching Head! …”

“…He gives readers enough detail about special relativity to solve concrete physical problems while presenting general relativity in a more qualitative way, with an informative discussion of the geometrization of gravity, the bending of light, and black holes. Additional topics include the Twins Paradox, the physical aspects of the Lorentz-FitzGerald contraction, the constancy of the speed of light, time travel, the direction of time, and more. …”