What is NetServer as400?

What is NetServer as400?

Answer: The IBM i NetServer allows network clients to access file and printer shares defined on the IBM i. File shares may point to any Integrated File System (IFS) directory or User-Defined File System (UDFS).

What is IBM NetServer?

IBM i NetServer is an IBM i function that enables Windows 2000, Windows XP, Windows Server 2003, and Windows Vista clients to access IBM i shared directory paths and shared output queues.

What is a Kerberos ticket?

The Kerberos ticket is a certificate issued by an authentication server, encrypted using the server key.

How do I start NetServer on Iseries?

If you need to restart IBM i NetServer, follow these steps:

1. Open a connection to System i® Navigator on your system.
2. Expand File System.
3. Right-click File Shares and select Open IBM i NetServer.
4. Right-click IBM i NetServer and select Start.

What protocol does Kerberos use?

Kerberos uses UDP port 88 by default.

How do I start NetServer?

Open a connection to System i® Navigator on your system. Expand File System. Right-click File Shares and select Open IBM i NetServer. Right-click IBM i NetServer and select Start.

How do I start IBM Navigator?

Procedure

1. Start Navigator for i.
2. Double-click your IBM i server.
3. Click Network > Servers > TCP/IP.
4. Right-click HTTP Administration.
5. Click Start.

Why is Kerberos so complicated?

It’s a bit more complicated than the first exchange. A protocol higher in the stack indicates to the user that the service requires authentication. Kerberos doesn’t much care; it’s up to the user to initiate the exchange. The user can’t see the contents of the ticket (and therefore can’t manipulate it).

What is Kerberos protocol and how does it work?

Under Kerberos, a client (generally either a user or a service) sends a request for a ticket to the Key Distribution Center (KDC). The KDC creates a ticket-granting ticket (TGT) for the client, encrypts it using the client’s password as the key, and sends the encrypted TGT back to the client.

How do I disable NetServer?

You can also stop the NetServer by using the kill command: /bin/netserverd kill. However, unlike the regular stop, this is a non-graceful stop and will immediately shut down any processes without closing them. It will also end all NetServer processes on the host, not just for the single NetServer.

Can a NetServer be added to a Kerberos server?

Network Authentication Service wizard generates a batch file that can be used to add the necessary service principals to the Kerberos server. Simply move (via ftp for example) the batch file to the Kerberos server and run it. Once Kerberos configuration setup has begun on the Windows side, iSeries NetServer must also be configured to use Kerberos.

What is the purpose of the Kerberos protocol?

Kerberos is a network authentication protocol that was created by MIT to address a variety of network security problems. It includes authentication tools and cryptography methods that allow secure connections to be made across insecure networks.

What is the user name for Kerberos on Windows?

If clients are using Kerberos, the user name will be in the case of the profile name on Windows. For example, if the Windows user is bob, a Kerberos connection would list bob. A password connection for the same user would list BOB.

How big is the buffer for a Kerberos request?

To mitigate a denial of service attack vector, Internet Information Server (IIS) uses a limited HTTP request buffer size of 64 KB. A Kerberos ticket that is part of an HTTP request is encoded as Base64 (6 bits expanded to 8 bits).