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There has been a lot of disputes about Adobe and its Flash Player. As you surely know, Adobe Flash Player is used for displaying multimedia content online and it is used on most multimedia websites that have audio and video streaming feature. Since Adobe Flash is widely used it’s quite a surprise that Adobe’s devices don’t have support for it. As you surely know, there has been a lot of disputes between Adobe and Apple when it comes to Adobe Flash Player so eventually Apple has decided to launch its portable devices without Flash Player support. It was the huge flaw for Apple’s devices but after a long time Apple’s users might be able to enjoy Flash content on their favorite devices. Read it all..

In most cases all-in-one PCs are oriented towards the individual users that want to enjoy multimedia and save space with all-in-one solutions but that’s not stopping companies such as HP to make all-in-one desktop solutions for different types of users. With their latest all-in-one PC, Compaq 6000 Pro, HP is focusing on businesspeople, so let’s see what does the Compaq 6000 Pro from HP has to offer to its users. Read it all..

We have seen many interesting cameras on the market so far. Some of them were capable of recording underwater while other were capable of recording in 3D. Sure, these are all great ideas but I don’t think that we have seen a camera that has WiFi support. You might not know, but company named Cisco is working on their new Flip camera that should have integrated WiFi support. Read it all..

A range of applications

With the pace of city life has gradually become faster, fully functional, complete supply supermarkets gradually replaced the traditional department stores, into the lives of city dwellers, a city an important place for human consumption. At present, Guangzhou has set up Trust-Mart, the island price, PARKnSHOP and many supermarkets. Some success abroad, is also bullish on large-scale supermarkets potential market in China, began entering China; international number one Wal-Mart has set up a China headquarters in Shenzhen, Carrefour, Metro and other world-class supermarket started to enter China. Read it all..

Here in no particular order, 11 tips in technology that may be helpful in optimizing a website. For newcomers SEO (search engine optimization, or SEO) region is a good guide to start with. Once you have these items as much as possible in other words, you have a good chance that your site will score better in search engines like Google.

1. Optimize title tags and meta description

Links for each page of your site uses unique title tags and meta descriptions. Many have written about writing, reading such a good article on the meta description and an article on another meta tags using the AIDA principle.

2. use h1 tags for headlines

It is important to you web pages good structure, even semantically. Use the H1 tag for the main keyword on that page. Read this overview about H1 tags With links to more articles.

3. places such as disabled and non html css information in external files

Keep your pages as clean as possible, put these code in a separate file. Listen to the (English) podcast why you must place these files remotely!

4. Use proper, valid html

Although this point is debatable is the SEO world, it is our opinion that it is important that the html to W3C standards. A page with lots of errors will less valued by search engines while others say it totally irrelevant.

5. Make use of a sitemap

The main advantage of using a sitemap is that it addresses the structure of a website map kà ¡n be a search engine. Where should a good sitemap to meet, and what exactly is the benefit?

6. Implement breadcrumbs

Using well gea ¯ implemented the breadcrumbs internal link structure of a site greatly improved. It is also a useful tool for the visitor to know what his position is, if it from a search engine has landed on that page.

7. Avoid javascript navigation

Search engines use spiders to, now, do not follow javascript links in their database. Avoid these types of links. There are other ways of using dynamic javascript menus.

8. Make use of 301 redirects

The only correct way to redirect pages! For explanations and the proper techniques on the article 301 redirects elsewhere on our site.

9. Avoid 404 messages and optimize page 404

Often an unruly child in SEO field. Read the full Article on avoid 404 pages and optimizing your page 404.

10. Implement a set of statistics and analyze the data

Measuring is knowing. On most sites, there are already some statistics package gea ¯ mplementeerd. What is often neglected is a good analysis of the data and paginaâ € ™ s end to adjust. Make time and budget available. For measuring the success of your blog Marketingfacts is a good article to read.

11. Link building, link building!

Last but not least: although not initially technically I would like this to the list because its importance is so obvious: how many links (and quality!) That refers to your site. Although there are technical things are possible to facilitate this, such as having good URLs so that properly can be get deep links to your site. Read more about and link building link bait you link building Don’t and what does. And the good overview article link bait is very useful.

We know from the four pairs of twisted-pair cable in accordance with strict rules and closely twisted together, used to reduce crosstalk and background noise. Meanwhile, in the T568A and T568B standards standards using only the four twisted pair lines 1,2 and 3,6, which is used to send 1,2, 3,6 for receiving, and must come from a 1,2 around the right, around 3,6 must come from a pair. The only way to avoid crosstalk as possible to ensure the data transfer. Read it all..

First look at your wireless router’s default IP address, then open IE or My Computer in the address bar enter the router’s IP, enter the login screen, the default administrator user name admin, password blank. Use “Setup Wizard” to quickly and easily set up the router, click on “online setup wizard” Start Setup Wizard. Read it all..

Show version – software version, config files, boot images, config register, basic config of router
Show ipx interface – status, ipx rip and sap received/sent, ipx access-lists
Show ipx route – ipx routing table
Show ipx servers – server list (name, port, hops, type of service)
Show ipx traffic – number/type of packets, RIP and SAP packets
Show protocol – ipx addresses of an interface, IP addresses and routing protocol
Show ip protocol – routing update times, networks active on, neighbour routers, administrative distances, AS number
Show access-lists – shows standard and extended access-lists on all interfaces
Show access-list 101
Show ip interface – IP addresses, masks, MTU, access-lists, split horizon, ICMP, CDP status, NAT statistics, LMI info, DLCIs
Show interface serial 0 – shows bandwidth, MTU, keepalives
Show ip route – ip routing table
Show cdp neighbor – deviceID, local intf, holdtime, capability, platform, remote portID
Show cdp entry * – IP address of neighbour, protocol info, platform, capability, portID, holdtime, same info as show version, neighbour device ID, local interface
Show cdp neighbor detail – same as above also IP address, version info
Show cdp traffic – info on traffic and errors
Show cdp interface – encapsulation, timer, holdtime for each intf
Show controllers serial 0 – shows DTE/DCE connections, buffer size, collisions, mac address
Show host(s) – shows hostname to IP resolution of hosts
Show session(s) – shows connections to a remote device
Show users – shows connections to your router, port and time connected
Show frame-relay lmi – lmi errors and lmi type
Show frame-relay pvc – all configured PVC’s, DLCI numbers, status of connections, No. of BECN/FECN
Show frame-relay pvc 16
Show frame-relay map – ip to dlci mappings
Show run – display router config (RAM), configured PVCs, ACLs.

GENERAL ROUTER COMMANDS

Banner exec – for activation or incoming vty
Banner incoming – displayed on reverse telnet sessions
Banner login – displayed on all connected terminals. Displayed before MOTD banner but before login prompts
Bfe – manual emergency mode setting
Clear counters – clears counters on all interfaces
Clear frame-relay-inarp – clears dynamic mappings
Clear line 1 – clears vty 1 connection to a remote router
Clock set 10.30.10 28 may 2002
Config-register 0×2102 – changes config register
Copy flash tftp
Copy tftp flash – copies IOS image from tftp server default directory to router flash
Disable – to get back to user mode from privileged
Disconnect 1 – clears a connection to a remote router
Enable – to get into privileged mode
Enable last-resort – define enable action if no tacas servers respond
Enable use-tacas – tells the router to authenticate passwords through a tacas server
Encapsulation isl 3 – encapsulates ISL frame-tagging for VLAN 3 on an interface
Exec timeout 0 1 – sets console timeout to 1 second
Exec-timeout 0 0 – sets exec timeout to never timeout
Exec-timeout 1 0 – set exec timeout to 1 minute
Ip domain-lookup – enables DNS (use no form to stop this)
Ip domain-name nikmakris.com – appends domain name to hostname (required for DNS)
Ip host nik 172.17.1.63 – adds to host table (up to 8 ip addr)
Ip name-server – sets ip address(es) of DNS servers
Lock – locks the terminal
Logging synchronous – stops console messages overwriting commands
Logout – to logout of the router
Media-type 100BaseX – sets media type
Mrinfo – request neigbour and version information from a multicast router
No login – sets line, vty ports not to prompt for login info
Passive-inteface s0 – disables routing updates on interface (Global command) – they are not sent out this interface but they are still received.
Ping ipx 40.0000.0c8d.5c9d
Service password-encryption – encrypts passwords (Global command)
Terminal monitor – needed to view debug commands from telnet session
Terminal history size 50 – sets command history to 50 lines
Tftp-server system <image name> – Make router a tftp server

CONFIGURE COMMANDS

Interface Ethernet 2/0/1 – type slot / port adapter / port number (interface) for VIP cards
Config terminal – configures RAM
Config network (config net) – changes a config on a tftp host
Config memory – configure NVRAM
Ip address 172.17.1.63 255.255.255.0 secondary – adds a secondary subnet address to an interface
Clock rate 56000 – sets clock rate to 56kbps for DCE interfaces

ACCESS LISTS (ACL)

Access-enable – creates a temporary access-list entry
Access-template – creates a temporary access-list entry
Access-profile – apply user profile to interface

Access-list 1 permit 0.0.0.0 255.255.255.255 – same as next line
Access-list 1 permit any – permits any host
Access-list 1 permit 172.30.16.29 0.0.0.0 – same as next line
Access-list 1 permit host 172.30.16.29 – permits host 172.30.16.29
No access list 1 – deletes access list 1
Ip access-group 1 out (out is default)
Access-list 101 deny tcp 172.16.4.0 0.0.0.255 any eq telnet
Access-list 101 permit ip any any established (TCP connection)
Router(Config)#ip access-list standard nik
Router(Config std-nacl)#deny any log (log – logs packets)

No ip access-group in – won’t delete inbound lists if you leave the in off the end of the command

FRAME RELAY

Router(Config)#int s0
Router(Config-if)#encapsulation frame-relay cisco (default)
Router(Config-if)#exit
Router(Config)#int s0.16 point-to-point
Router(Config-if)#no inverse-arp
Router(Config-if)#ip address 172.17.1.63 255.255.255.0
Router(Config-if)#bandwidth 64 – sets bandwidth to 64kbps (Only used by routing protocols)
Router(Config-if)#frame-relay map ip 172.16.30.17 16 ietf broadcast – broadcast tells the router to send broadcasts out this intf

IGRP CONFIGURATION

Router(Config)#router igrp 50
Router(Config-router)#timers basic 15 45 0 60
Router(Config-router)#variance 1-128 (controls load balancing between best and worse metrics)
Router(Config-router)#traffic-share balanced/min
Balanced – share inversely proportional to metrics
Min – use routers that have only min costs
Router(Config-router)#network 128.6.0.0
Router(Config-router)#no metric holddown
Router(Config-router)#metric maximum-hop 50

IPX RIP CONFIGURATION

Router(Config)#ipx routing – enables IPX routing, RIP and SAP
Router(Config)#ipx maximum-paths 2 – enables equal cost load balancing over 2 paths
Router(Config)#ipx per-host-load-share – ensures all packets to 1 destination are sent over same line
Router(Config)#int e0
Router(Config-if)#ipx network 10 encapsulation sap secondary – assigns ipx network 10 to a secondary interface on Ethernet 0 with encapsulation Ethernet_802.2
Router(Config-if)#ipx delay 6 – sets tick metric for IPX RIP (LAN = 1, WAN = 6 default)
Router(Config-if)#exit

ISDN CONFIGURATION

Router(Config)#interface bri 0
Router(Config-if)#ip address 172.17.1.63 255.255.255.0
Router(Config-if)#no shutdown
Router(Config-if)#dialer-group 1
Router(Config-if)#dialer map ip 172.16.60.2 name 8042 8350661
(Next router ip – hostname of next route (auth) – number to dial)
Router(Config-if)#dialer load-threshold 2 either – makes both interfaces come up immediately
Router(Config-if)#dialer load-threshold 255 either – only brings up 2nd B-channel if first is 100% loaded
Router(Config-if)#hold-queue 75 in – holds 75 packets in the queue during connection
Router(Config-if)#dialer idle-timeout 300 – sets idle time out (120 default)
Router(Config-if)#encapsulation ppp
Router(Config-if)#exit
Router(Config)#dialer-list 1 list 110
Router(Config)#access-list 110 permit tcp any any eq smtp
Router(Config)#access-list 110 permit tcp any any eq telnet

STATIC/DEFAULT ROUTES

Ip route 0.0.0.0 0.0.0.0 172.16.20.1 = default route
Ip default-network 172.16.1.0
Ip route 172.17.1.63 255.255.255.0 serial 1 1 permanent – keeps static route even if router cannot communicate with it, administration distance 1

CISCO DISCOVERY PROTOCOL (CDP) COMMANDS

Cdp timer 90
Cdp holdtime 240
Cdp enable (no cdp enable)

SHOW COMMANDS – 1900 SWITCH

Show mac-address-table
Show run
Show ip – like ipconfig
Show port system – shows switching method
Show vtp
Show trunk A allowed-vlans – shows which VLANS allowed on trunk link
Show vlan-membership
Show vlan 2
Show vlan – verify VLAN config
Show history – shows last 10 commands entered by default
Show terminal – shows terminal config + history buffer size

1900 SWITCH CONFIGURATION

#config t
(Config)#enable password level 1 nikolas – usermode password
(Config)#enable password level 15 makris – enable password
(Config)#enable secret nik2 – precedes the enable p/w
(Config)#hostname nik
(Config)#vtp pruning enable – enables pruning on whole switch
(Config)#delete vtp – deletes VTP database
(Config)#vtp server (client/transparent)
(Config)#vtp domain nikolas
(Config)#vtp password cisco
(Config)#ip address 172.17.1.63 255.255.255.0
(Config)#ip default-gateway 172.17.1.50
(Config)#switching-mode store-and-forward (fragment-free)
(Config)#vlan 2 name sales
(Config)#vlan 3 name marketing
(Config)#int Ethernet 0/1 – slot 0/port 1
(Config-if)#vlan-membership static 2
(Config-if)#description Finance_VLAN
(Config-if)#port secure max-mac-count 1 – allows only one mac address per port
(Config-if)#exit
(Config)#int f0/26
(Config-if)#trunk on – enables trunking of all VLANS not just VLAN 1
(Config-if)#no trunk-vlan 3 – stops trunking vlan 3
(Config-if)#duplex full – sets to full duplex (auto sense default)
(Config-if)#exit
(Config)#copy tftp://192.168.0.120/cat1900EN_9_00.bin opcode – download into flash memory
(Config)#copy nvram tftp://192.168.0.120/cat1900EN
(Config)#copy tftp://192.168.0.120/cat1900EN nvram
(Config)#delete nvram – deletes config
(Config)#delete vtp – deletes VTP database
(Config)#clear mac-address-table [dynamic]

DEBUG COMMANDS

Debug ipx routing activity – info on RIP updates
Debug ipx sap – info on sap updates
Debug ip igrp events – what’s being rec’d sent, route type (int/ext,system), source, dest
Debug ip igrp transactions – shows contents of routing updates
Debug ip rip – source/contents of updates, network, metrics
Debug frame-relay lmi – enables verification of connection
Debug ppp authentication
UNDEBUG ALL



A little longer works as follows: if external pages with high Page Rank and few links to your link, increase PR. Also there are many factors that affect the PR and the PR even decrease. And Google can still manually appreciate your bringing up or down. Read it all..

The right advertising for AdWords, seems simple. A header that not more than 25 characters, 2 lines of ad lines of up to 35 pieces and the URL of your website below. The correct ad is born. Read it all..

Unsafe link is pretty much like unprotected sex. You can damage both of links to other websites, and also of sex with other partners. Read it all..

There are different things to know about Linux – the operating system. Most of the time users don’t know much about this operating system and this is what exactly generating more and more fear among them while opting for Linux like operating system. But in reality Linux is the most powerful, effective and user-friendly software that can bring computer users enough good experience on the use. Read it all..

There are many Linux users in this world but most of them seem to have little hesitation in mind when they are using such operating system. Most of the time users don’t know much about the operating system and using it! This is not a good sign especially when you are trying to get the most out of your operating system. All you need to keep in mind that Linux is a really user friendly operating system and using it along with the Windows can being you more good results. All you need to assign both these operating systems for different section of your PC so that you can use both of them when required. In this way you can easily look for the differentiation between these popular operating system and you can get the most out of them. Read it all..

Linux – Drawing a Strong Back Up from Big Companies!

There are many people that use to get confused or use to raise their eyebrows when they are coming across the term – Linux. All you need to keep in mind that Linux is as user friendly as the Windows components. The fear about the term Linux is exactly coming in your mind because you don’t have much information about this term or you are yet to sees the real applications of Linux. This is a user-friendly application and can bring you more help on the use. However, in this piece of writing you can find more information about the term Linux and that may bring your eyebrow position to the normal! Read it all..