How does Zscaler Tunnel work? (2023)

How does Zscaler Tunnel work?

When a user connects to the web, Zscaler Client Connector establishes the Z-Tunnel to the closest ZIA Public Service Edge, and forwards the web traffic through the tunnel so that the ZIA Public Service Edge can apply the appropriate security and access policies.

(Video) Tunnel 2.0 Traffic forwarding in ZCC
(IT Zecurity)
What is Zscaler and how it works?

“Zscaler is a cloud-based information security platform delivered through more than 100 global data centres. To use Zscaler, Internet traffic from fixed locations such as branch offices or factories, roaming devices and mobile devices is routed through Zscaler points of presence before going on to the public Internet.

(Video) HTTP Tunneling Control
(Zscaler Inc.)
What is Tunnel version in Zscaler?

A machine tunnel allows a user's Windows device to establish a connection to a service before the user is logged in to Zscaler Client Connector.

(Video) Zscaler Whiteboard Story: A 5-minute Look at The Cloud Security Platform
(Zscaler Inc.)
How do I check my Zscaler Tunnel status?

Tunnel Insights Logs: Columns
  1. No.: The item number.
  2. Event Time: The date and time the event occurred.
  3. Logged Time: The date and time the event was logged.
  4. Tunnel Type: The type of networking tunnel. ...
  5. Log Type: The type of tunnel logs. ...
  6. Tunnel Source IP: The source IP address from which the tunnel is initiated.

(Video) Zscaler Proxy Architecture
(sachin sharma)
How do I change my Zscaler tunnel?

Migrating from Z-Tunnel 1.0 to Z-Tunnel 2.0
  1. Step 1: Create a Group. In the ZIA Admin Portal, identify and create a small group of users for testing Z-Tunnel 2.0. ...
  2. Step 2: Create a Forwarding Profile Policy. ...
  3. Step 3: Create an App Profile Policy. ...
  4. Step 4: Assign Zscaler Client Connector 2.0.1 to the Group.

(Video) VPN vs. ZPA (Zscaler Private Access) | An Overview
(Zscaler Inc.)
What 3 main forwarding options are available with the Zscaler app used for the ZPA service?

Zscaler supports the following combinations of traffic forwarding methods:
  • Using Tunneling, PAC Files, Surrogate IP, and Zscaler Client Connector. ...
  • Using Tunneling, PAC Files, and Surrogate IP. ...
  • Using Tunneling and PAC Files. ...
  • Using Tunneling and Surrogate IP. ...
  • Using PAC Files to Forward Traffic to a Dedicated Proxy Port.

(Video) Zscaler Zero Trust Exchange Explained | 5-min Overview
(Zscaler Inc.)
How does Zscaler internet security work?

It combines software-defined wide-area networking (SD-WAN) with access control and security, all bundled as a cloud service. In effect, it offers a secure private internet that interconnects a company's users, data centers, cloud infrastructure, and SaaS and other third-party services.

(Video) How GRE Tunnels Work and configuration between Zscaler and Sophos XG
(OneMillion Hacker)
Is Zscaler a VPN or proxy?

The iOS platform allows multiple VPNs to run simultaneously, as long as each VPN is of a different type; personal, per-app, or enterprise. For example, Zscaler Client Connector runs as an enterprise VPN. So you can simultaneously run another personal or per-app VPN, but not an enterprise VPN.

(Video) Zscaler Private Access | The 3 Minute Overview
(Zscaler Inc.)
What's the difference between Zscaler and VPN?

ZPA is an easier to deploy, more cost-effective, and more secure alternative to VPNs. Unlike VPNs, which require users to connect to your network to access your enterprise applications, ZPA allows you to give users policy-based secure access only to the internal apps they need to get their work done.

(Video) Best Practices - Traffic Forwarding to Zscaler cloud
(IT Zecurity)
How do I enable Tunnel 2.0 on zscaler?

To enable Z-Tunnel 2.0, you must configure the following settings in the forwarding profile:
  1. For Tunnel Driver Type: Select Packet Filter Based.
  2. For On Trusted Network, select Tunnel.
  3. For Tunnel Version Selection, select Z-Tunnel 2.0.
  4. For VPN Trusted Network and Off Trusted Network, select Same as "On Trusted Network".

(Video) Static IP and GRE tunnel configuration on Zscaler ZIA portal
(IT Zecurity)

What is VPN Tunnel forwarding?

What is VPN Tunneling? The term VPN tunneling describes a process whereby data is securely transported from one device or network to another through a non-secure environment (such as the internet) without compromising privacy. Tunneling involves protecting data by repackaging it into a different form.

(Video) Traffic forwarding IPSec Tunnel from site to Zscaler
(IT Zecurity)
How do I setup a VPN Tunnel?

Preshared key authentication
  1. In the administration interface, go to Interfaces.
  2. Click Add > VPN Tunnel.
  3. Type a name of the new tunnel.
  4. Set the tunnel as active and type the hostname of the remote endpoint. ...
  5. Select Type: IPsec.
  6. Select Preshared key and type the key.

How does Zscaler Tunnel work? (2023)
What is the Zscaler IP range?

Zscaler services in the Sydney III Data Center will be expanding to use the new IP Range 165.225. 232.0/23 per the previous communication sent on July 01,2020. The new IP range will be added to dynamic resolution any time on or after the launch date of February 1, 2021.

How do I know if Zscaler is blocking?

To check if the Zscaler service is placing an IP address on the denylist: Hover over the Help icon at the bottom of the left pane, then click Denylist IP Check to open the Denylist IP Check window.

How do I configure IPSec tunnel in Zscaler?

To configure an IPSec VPN to a ZIA Public Service Edge:
  1. Review the supported IPSec VPN parameters.
  2. Add VPN credentials in the Admin Portal.
  3. Link the VPN credentials to a location.
  4. Configure your edge router or firewall to forward traffic to the Zscaler service. See the following configuration guides:

How do I enable tunnel 2.0 on Zscaler?

To enable Z-Tunnel 2.0, you must configure the following settings in the forwarding profile:
  1. For Tunnel Driver Type: Select Packet Filter Based.
  2. For On Trusted Network, select Tunnel.
  3. For Tunnel Version Selection, select Z-Tunnel 2.0.
  4. For VPN Trusted Network and Off Trusted Network, select Same as "On Trusted Network".

How do I bypass Zscaler?

To add a port-based bypass, add the port to the network bypass in the Destination Exclusions field in Zscaler Client Connector profile. You must add the port to the end of the network bypass. For example, to bypass port 80 for the subnet 192.168. 1/24, add 80 to the end of the subnet.

How is a Zscaler Client Connector forwarding profile delivered to the end user's device?

On Trusted Network: When the user is connected to a trusted network, Zscaler Client Connector uses the Tunnel mode to forward user traffic to Zscaler. It also disables System Proxy settings so that users cannot change proxy settings to bypass Zscaler Client Connector for internet security.

How do I block an IP address on Zscaler?

Choose the Action that the Zscaler service takes when packets match the rule. Allow: Allow the packets to pass through the IPS. Block/Drop: Silently block packets that match the rule. Block/Reset: For TCP traffic, the Zscaler service drops all packets that match the rule and sends the client a TCP reset.

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