DNS Options: Custom DNS Hosts

This field contains the mappings of IP addresses to host names. Each entry should be kept on an individual line. The IP address should be placed in the first column followed by the corresponding host name. The IP address and the host name should be separated by at least one space. valid examples: 192.168.107.246 example.com user.example.com userauth.example.com tools.example.com 192.168.107.246 example.com 192.168.107.246 user.example.com 192.168.107.246 userauth.example.com

Navigation Timing

Information on Navigation Timings and how they work can be found at: https://www.w3.org/TR/navigation-timing/ Navigation timing results are available on the waterfall chart or from the xml feed using Details=BrowserAction. For example, substituting your own PID and Site ID in the following xml request: https://xmlreporter.dotcom-monitor.com/reporting/xml/responses.aspx?pid=XXXXXXXXXXXXXXXXXXX&Site=XXXXXX&Type=Detail&Options=RequestDetails&Details=BrowserAction returns values in the following XML format: <BrowserAction Type=”BrowserPerformance“> <FetchStart>553</FetchStart> <DomainLookupStart>553</DomainLookupStart> <DomainLookupEnd>553</DomainLookupEnd> <ConnectStart>553</ConnectStart> <ConnectEnd>553</ConnectEnd> <RequestStart>553</RequestStart> <ResponseStart>553</ResponseStart> <ResponseEnd>556</ResponseEnd> <DomLoading>553</DomLoading> <DomInteractive>1094</DomInteractive> <DomContentLoadedEventStart>1094</DomContentLoadedEventStart> <DomContentLoadedEventEnd>1248</DomContentLoadedEventEnd> <DomComplete>2320</DomComplete> <LoadEventStart>2339</LoadEventStart> <LoadEventEnd>2344</LoadEventEnd> </BrowserAction>

MetricsView Linux Agent (collectd)

The MetricsView Collectd Linux agent is a plug-in that aggregates various system metrics and sends them to Dotcom-Monitor. While this agent supports over 90 metric by default, the current release is limited to five metrics: cpu, memory, interface (network), disk and df (space usage). The agent is written on python 2 and utilizes open source “requests“. The MetricsView Linux agent is based on the system statistics collection daemon, Collectd and is designed so there is no need to make any additional configuration changes except those appropriate for different Linux distributions, as described below. The following files are placed in /opt/com/dotcom during Read more

Full Page Download

Select whether you wish to perform a simple download of only the html, to download all of the elements on the page, or some subset of the elements.  If you select yes, a section will appear that contains check boxes to choose which additional elements you wish to download along with the html. The agent parses the HTML into elements measuring each for availability and load time from the server. NOTE: To measure the render time for each individual element, including javascript, etc…the browser-based platforms BrowserView or UserView are required.

Get / Post Parameters

Depending on what type of request you send, a Get or a Post, the additional parameters will change to reflect the selection.  These are parameters that will be appended to the url following a question mark and separated by an ampersand: https://www.example.com?GetParam1=Value1&… Get Parameters Name Specify the name of the parameter as it will appear in the request. Value Enter the value associated with the name of the parameter. Post Parameters Name Specify the name of the parameter as it will appear in the request. Value Enter the value associated with the name of the parameter.

Header Fields

Specify a header field and value pair of variables that will be passed along with the request for the web page. Name Specify the name of the parameter as it will appear in the request. Value Enter the value associated with the name of the parameter.

Basic Authentication

Basic authentication is used to allow users to access content on some websites. Username: This field contain a username for HTTP basic or digest access authentication. User Password:  This field contain a password for HTTP basic or digest access authentication. Here is an example of how basic authentication works on a web server. A client browser sends an unauthenticated request to the web server for a URL. The server responds with HTTP 401 which means that access to the URL resource requires user authentication with an WWW-Authenticate header. If the browser has access to the username and password combination or the user enters the information, an Authorization header is sent back to the Read more

Keyword Content Validation

Content Validation Keywords are used to ensure that the expected content was loaded onto a web page. Keyword: You can specify one or more words or phrases that you wish to search for in the web page content.  If the expected keywords are not found the task will return an error. You can enter multiple strings into the keyword fields.  The values you enter can be separated by logical expressions as follows: {[(“keyword1″&”keyword2″)|!”keyword3″]} ]} – keyword expression end; where {[ – keyword expression start; () – grouping brackets; & – logical AND; | – logical OR; ! – logical NOT; “string” Read more

SNMP Monitoring

Device Type: MetricsView Platform SNMP Monitoring can be performed using the MetricsView platform.  By downloading the MetricsView data collector agent.  MetricsView can monitor SNMP capable devices using SNMP V1, V2, or V3.  For version 1 and version 2, the SNMP monitor uses a community and OID while version 3 uses an snmp username and has the capability of using a password with various levels of encryption in place of the community string.   Additional Information regarding SNMP