Linux and Unix Scripting

Is Shell scripting Useful ?

Here I am discussing the use of shell scripting in the linux server administration. A shell script is a computer program created for running in a shell. Here I am using “bash” shell, which is the normal shell used in linux based operating systems.   In day to day server administration shell scripting will help the […]


PowerShell to send an email via sendgrid or authentificated SMTP when something happens in the Event Log.

If you need to get notified when something happen in the event log How it works: 1) In Event viewer, select the event you want to get notified. Right click it and select “Attach a Task To this Event…”   2) Follow the wizard.  Give a Name 3 ) Click on next 4 ) Step […]

Cisco IOS Technologies Exam

Exam Code: 200-125 New Question: 62q

Questions & Answers New Question: 62q Exam Code: 200-125 Which two options are the best reasons to use an IPV4 private IP space? (Choose two) to enable intra-enterprise communication to conserve global address space to manage routing overhead to connect applications to implement NAT Answer : AB (dump v27) Which three statements about DWDM are […]

Cisco IOS Technologies

Cisco Question and Answer Exam Code: 200-125

  QUESTION 1 Which technology supports the stateless assignment of IPv6 addresses? DNS DHCPv6 DHCP autoconfiguration Correct Answer: D QUESTION 2 What are two requirements for an HSRP group? (Choose two.) exactly one active router one or more standby routers one or more backup virtual routers exactly one standby active router exactly one backup virtual […]

Cisco IOS Technologies

ACL Cisco Exam Lab 2017

Network Configuration A network associate is adding security to the configuration of the Corp1 router. The user on hast C should be able to use a web browserto access financial information from the Finance Web Serve.r No other hasts from the LAN nor the Core should be able to use a web browserto access this […] ACL lab
Cisco IOS Technologies

ACL Cisco Exam lab 2017

A corporation wants to add security to its network. The requirements are: Host C should be able to use a web browser (HTTP) to access the Finance Web Server. Other types of access from host C to Finance Web Server should be blocked. All access from host in the Core or local LAN to Finance […]

Cisco IOS Technologies

CISCO Exam Lab EIGRP 2017 has a small netwok that is using EIGRP as its IGP. All routers should be running an EIGRP AS number 12.  Router MGT is also running static routing to the ISP. has recently adding the ENG router.  Currently, the ENG router does not have connectivity to the ISP router.  All other interconnectivity and […]

Cisco IOS Technologies

Cisco Lab 2017 Exam (OSPF)

You work as a network engineer for MTCOM Network Ltd company.  On router HQ, a provider link has been enabled and you must configure an IPV6 default route on HQ and make sure that this route is advertised in IPV6 OSPF process.  Also, you must trouveshoot another issue.  The router HQ is not forming an […]