Pac file syntax port


















A remote user needs to access bypass destinations specified in the policy-specific PAC file, but is able to access these destinations directly, for example, via a VPN client.

In this case, use the alternate PAC file address listed on the policy's General tab. Remote users should also use the alternate policy-specific PAC file address if requesting access from a network that has port locked down. Even if they can access the PAC file on port or , port is the standard required port to be able to use the cloud service.

The policy-specific PAC file allows remote users to always use the correct PAC file for their policy, although this is not always appropriate, because bypass destinations may not be relevant for the remote users' locations.

There is a security implication related to the use of PAC files. If someone could guess your unique policy identifier and download it, that person would know what sites were not protected by the cloud service and could, in theory, use them as an attack vector.

To prevent this, PAC file identifiers are generated as non-sequential alphanumeric strings. Users cannot assume that the number on either side of their PAC file identifier is valid. Forcepoint also recommends disabling the Automatically detect settings option in your LAN automatic configuration settings. Browsing is performed via port This uses port to access the PAC file, and port 80 for browsing. These are various ways you can use a proxy auto-configuration.

We've included some examples here to help guide you, but you'll need to change the proxy names, port numbers, and IP addresses to match your organization's info. In this example, if the host is local, it can connect directly. However, if the server isn't local, it must connect through a proxy server. Specifically, the isPlainHostName function looks to see if there are any periods. Otherwise, the function returns true. In this example, if the host is inside the firewall, it can connect directly.

However, if the server is outside the firewall, it must connect through a proxy server. If the host domain name matches the provided domain information, the dnsDomainIs function returns true. In this example, if the host name can be resolved, it can connect directly.

Specifically, this function requests the DNS server to resolve the host name it's passed. If the name can be resolved, a direct connection is made. If it can't, the connection is made using a proxy. This is particularly useful when an internal DNS server is used to resolve all internal host names. References to Object Model objects, properties, or methods cause the proxy auto-configuration file to fail silently.

For example, the references window. In this example, if the host is in a specified subnet, it can connect directly. However, if the server is outside of the specified subnet, it must connect through a proxy server. The shExpMatch str, shexp function returns true if str matches the shexp using shell expression patterns. Example 6: Determine connection type based on protocol being used. The following function extracts the protocol being used and makes a proxy selection accordingly.

If no match is made on the protocol, then a direct connection is made. This is useful if the protocol being used is one of the criteria for proxy selection. Example 7: Determine proxy setting by checking to see if hostname matches IP address.

The following function makes a proxy selection by translating the hostname into an IP address and comparing it to a specified string. The following function is another way to make a proxy selection based on specifying an IP address.

This example, unlike Example 7, uses the function call to explicitly get the numeric IP address Example 7 uses the dnsResolve function to translate the hostname into the numeric IP address. The myIpAddress function returns the IP address in integer-dot format of the host that the browser is running on. Example 9: If there are any dots in the hostname, connect using a proxy. Otherwise, connect direct. The following function checks to see how many dots are in the hostname.

If there are any dots in the hostname, make a connection via proxy. If there are no dots in the hostname, make a direct connection.

This is another way to determine connection types based on hostname characteristics. The dnsDomainLevels function returns an integer equal to the number of dots in the hostname. Example Specify days of the week to connect via proxy, other days connect direct. The following function determines the connection type by specifying days of the week that are appropriate for a proxy.

Days that do not fall between these parameters use a direct connection. This function could be useful in situations where you might want to use a proxy when traffic is heavy and allow a direct connection when traffic is light. The weekdayRange day1 [,day2] [,GMT] function returns whether the current system time falls within the range specified by the parameters day1, day2, and GMT.



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