Download RED HAT LINUX SECURITY AND OPTIMIZATION HUNGRY MINDS =Red by Mohammed J. Kabir PDF

By Mohammed J. Kabir

Purple Hat Linux safeguard and Optimization is a reference for power-users and directors masking all safety matters, together with Filesystems safety, Securing root bills and Firewalls. different defense books discuss the way to follow yes patches to mend a safety challenge -- yet this ebook indicates you ways to safe all functions in order that the probabilities for a safety breach are immediately minimized. software functionality benchmarking can also be coated. This publication introduces you to many application-specific functionality and benchmarking thoughts and exhibits you ways to track your machine in addition to your networks. This e-book covers all of the basic crimson Hat Linux purposes corresponding to Apache internet Server, WuFTP, FTP server, BIND DNS server, Sendmail SMTP server and specializes in easy methods to increase protection for every of them. It additionally indicates you the way to safe NFS and Samba Server, in addition to the Apache internet Server.

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Additional resources for RED HAT LINUX SECURITY AND OPTIMIZATION HUNGRY MINDS =Red Hat Linux Security And Optimization

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Select the PCMCIA/CardBus support submenu from the General setup submenu. 2. Select the CardBus support option. To use PCMCIA serial devices, follow these steps: 1. Enable PCMCIA device support from the Character devices submenu. 2. Select either ■ PCMCIA serial device support ■ CardBus serial device support If you have PCMCIA network devices, follow these steps to support them: 1. Select the PCMCIA network device support option from the Network device support submenu. 2. Select appropriate vendor from the list.

If you don’t find your PCI NIC vendor in the Ethernet (10 or 100 Mbps) support menu or the EISA, VLB, PCI and on-board controllers option list, choose the PCI NE2000 and clones support option. ■ If your ISA NIC vendor isn’t listed in the Ethernet (10 or 100 Mbps) support menu, select your vendor in the Other ISA cards option. If you don’t find your ISA NIC vendor in the Ethernet (10 or 100 Mbps) support menu or the Other ISA cards option list, choose the NE2000/NE1000 support option. ◆ If you have at least one gigabit (1000 Mbps) adapter, choose the Ethernet (1000 Mbps) submenu and select your gigabit NIC vendor.

2. so This ensures that a user can open up to 8,192 files simultaneously when she logs in. To see what kind of system resources a user can consume, run ulimit -a (assuming you use the bash shell). Here’s a sample output: core file size (blocks) data seg size (kbytes) file size (blocks) max locked memory (kbytes) max memory size (kbytes) open files pipe size (512 bytes) stack size (kbytes) cpu time (seconds) max user processes virtual memory (kbytes) 1000000 unlimited unlimited unlimited unlimited 1024 8 8192 unlimited 12287 unlimited In the preceding code, the open files (filehandles) and max user processes line are bold.

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