AWS Storage Gateway supports authentication between your gateway and iSCSI initiators by using Challenge-Handshake Authentication Protocol (CHAP). CHAP provides protection against playback attacks by periodically verifying the identity of an iSCSI initiator as authenticated to access a volume and VTL device target.

Dec 18, 2007 · For more information, refer to the document PPP Authentication Using the ppp chap hostname and ppp authentication chap callin Commands. Troubleshooting Outgoing CHAP Failures If the peer detects an incoming failure message, this means the local router has failed to authenticate the peer and has sent out the message. I've enabled CHAP on the EQL, then went to VSphere and added the authentication information to the Static Discovery information of the iSCSI adapter for both volumes. When I rescan the Storage, I get the error: Initiator is not authorized for this target" in the event log on the EQL, same as when I did not use CHAP. Level Error In computing, the Challenge-Handshake Authentication Protocol (CHAP) authenticates a user or network host to an authenticating entity. That entity may be, for example, an Internet service provider . CHAP provides protection against replay attacks by the peer through the use of an incrementally changing identifier and of a variable challenge-value. Sep 29, 2014 · Enable the use of CHAP authentication on both routers with the ppp authentication chap command. Configure the usernames and passwords. To do so, issue the username username password password command, where username is the hostname of the peer. 4 – Put in the CHAP information in Windows initiator and re-connect again and it should connect. (Also if you got problem at this step, Log off the session in Windows initiator. 5 – Result Should Be Like This; CHAP authentication failure for PPPoE : bad username/password even with right credentials. 2015-09-10 15:50:05. Model : Hardware Version : Not Clear Note: For optimal security, passwords used in CHAP authentication should contain at least 12 characters (preferably random). Individual initiators may have their own rules and restrictions for length and format. Consult the initiator documentation for details. By default, a CHAP account is enabled.

I cannot configure CHAP target authentication (the initiator authentication works fine). If I give up CHAP target authentication by commenting out the node.session.auth.{username_in,password_in}, everything works fine. In particular, the tgtd says "CHAP target auth.: no outgoing credentials configured." (which doesn't seem to be true :)).

If you want to enable target authentication (for mutual authentication), see Configuring target authentication.. Configuring target authentication. If you configure initiator authentication though a local CHAP account or a CHAP account on a RADIUS authentication server, you can also allow the iSCSI initiator to authenticate iSCSI targets in a PS Series group. May 30, 2017 · A couple weeks ago I discovered the PowerShell script Get-LockedOutLocation from the "Hey, Scripting Guy!" blog. I've successfully used it twice now to determine the source device causing a user's account to repeatedly lock. Feb 09, 2011 · The iSCSI target(s) you are connecting to uses access control, and this access control uses the iSCSI Initiator Name (e.g. iQN) or initiator IP address for authentication. If you change the Initiator Name in the Configuration tab of the iSCSI Initiator Properties, you may be unable to access certain access-controlled iSCSI targets when the

A common reason for getting CHAP authentication failed messages on your router is wrong settings. Especially after a power-surge which can cause routers to lose their settings. Check your username and password on the router are correct and that the username has not been reset back to factory defaults. Ensure the router settings are also correct.

Sep 09, 2013 · 0xC000006D STATUS_LOGON_FAILURE The attempted logon is invalid. This is either due to a bad username or authentication information. 0xC000006A STATUS_WRONG_PASSWORD When trying to update a password, this return status indicates that the value provided as the current password is not correct. 2.3.1 NTSTATUS values "Use CHAP credentials for iSCSI discovery" is NOT checked. Observations: The authentication failures occur only on the snapshot. The parent volume has never alerted for authentication failure. Despite the failure message, the snapshot still displays an active connection to host that supposedly failed in the GUI As illustrated in the flowchart, successful authentication progresses to the next level, while an authentication failure disconnects and drops the incoming PPP request. Follow the steps to view R1 establishing an authenticated PPP CHAP connection with R2. I have a similar problem: OS X Server 10.3.9 running on a G3; clients running OS X 10.4.8. I used Server Admin to set up the server with L2TP and set the shared secret[1]; I used Internet Connect to try to get a client to connect to the server. The result is always the same: The client says "Authentication Nov 03, 2009 · pppd: CHAP authentication failure - sometimes Hi, I got a group of embedded devices (running Linux) repeatedly connecting to an ISP over a ordinary analog PPP connection. Challenge Handshake Authentication Protocol (CHAP). Challenge-Handshake Authentication Protocol (CHAP) is an identity verification protocol that does not rely on sending a shared secret between the access-requesting party and the identity-verifying party (the authenticator).