Ldap sonicwall. Enter login name and password LDAP login method.

local bit entering just the netbios domain name, so if it business. Problem Definition: The error, Error: Bad LDAP server certificate - TLS fatal: unknown CA, is displayed in the LDAP configuration window when attempting to configure LDAP over TLS. For information about configuring LDAP, refer to Configuring LDAP. Having user groups on the SonicWall with the same name as existing LDAP/AD user groups allows SonicWall group memberships and privileges to be granted upon successful LDAP authentication. SSO obtains this information by polling If just the LDAP or RADIUS user (user has administrator rights) cannot log in the firewall, on the AD (Active Directory), create a group on the AD (Active Directory), make sure the users are added to that group which need to access the SonicWall or have admin rights . For your case, SSLVPN authentication based on User Group and LDAP Mirroring option best suits. Sep 7, 2022 · Description . The SSO Feature is used for transparent accounting and management of LDAP or RADIUS Users which in turn allows Users to have Content Filtering, Firewall Access Rules, Security Services, and other SonicWall features applied to them as desired. Aug 1, 2023 · I am having trouble finding clear documentation on how to reset the 2fa for an individual user. 5 and earlier firmware. This article illustrates the different types of NAT policies which can be configured in the SonicWall for various purpose. Configure the SonicWall appliance for LDAP over SSL/TLS A prerequisite is configuring the Domain Controller For this reason, you could use the LDAP Mirroring option with User groups. Bad LDAP server certificate - TLS fatal: unknown CA The Connectivity / bind test , User authentication test, LDAP search is working. Firewalls > NSa Series > User Login; Firewalls > NSv Series > User Login; Firewalls > TZ • 配置 LDAP 的 Dell SonicWALL 网络安全设备. This can be a Local User or User group configurations are periodically read from the LDAP server and copied to the SonicWALL Security Appliance. Authentication partitioning is a high‐end feature that is only relevant for customers whose networks are big enough to encompass multiple Active Directory forests, etc. NOTE: Multiple LDAP servers are supported on all platforms. 4. 2, if a local user group exists on the SonicWALL Security Appliance with a simple name only (no domain) and that name matches the name of a user group on the LDAP server (which includes a domain), a new local user group is created on the SonicWALL Security Appliance and is given the same domain as the @TheSonicFw the LDAP group import is just a reference to the LDAP group and does not hold any members. This talks about, when adding or modifying a user to the user group on AD, the same automatically takes effect on the SonicWall appliance too. But at the end, even if you import all of your users, they are not able to login with NetExtender as long as only your AllowVPN Group is a member of SSLVPN Services Group. 1. LDAP servers may have the requirement of Admin Privileges to allow Recursive OU lookup. 准备 LDAP 服务器以进行集成. 2, if a local user group exists on the SonicWall network security appliance with a simple name only (no domain) and that name matches the name of a user group on the LDAP server (which includes a domain), a new local user group is created on the SonicWall network security appliance and is given the same The LDAP Group Membership by Organizational Unit feature provides the ability to set LDAP rules and policies for users located in certain Organizational Units (OUs) on the LDAP server. Mar 26, 2020 · SonicWall's Gen 7 platform-ready firewalls offer performance with stability and superior threat protection — all at an industry-leading TCO. Steps to add domains to appear on the list in drop down while logging in as user: Login to the email security server as Admin; Go to Manage | Server | LDAP configuration Apr 18, 2021 · This article explains how to integrate SonicWall appliance with an LDAP directory service, such as Windows Active Directory, using SSL/TLS. Downloads; SonicWall Support. vbs allows for the disabling and enabling of Admin users on the Microsoft Active Directory / LDAP server. Preparing Your LDAP Server for Integration; Configuring the CA on the Active Directory Server; Exporting the CA Certificate from the Active How to assign a Static IP Address to an L2TP VPN Client using RADIUS/LDAP Server; How to setup SonicWall to work with YubiKey TOTP; Supported SonicWall and 3rd party SFP and SFP+ modules that can be used with SonicWall SuperMassive Series; Categories. Rules set under Firewall > Access Rules are checked against the user group memberships returned from a SSO LDAP query, and are applied automatically. Click on Test LDAP login to see if it can connect. What do we need: - LDAP Server IP- Domain- User/Password LDAP Configuration. The lockout is based on the source IP address of the user or administrator. LDAP: If you use a Lightweight Directory Access Protocol (LDAP) server or Microsoft Active Directory (AD) server to maintain all your user account data. Downloading System/Log Files; Selecting Log Settings. In Server timeout, enter the amount of time, in seconds, that the SonicWALL waits for a response from the LDAP server before timing out. This KB Article assumes that the Firewall Administrator is already familiar with the following configurations mentioned in the below-listed KB. In order to get our Hosted Email Security (HES) to work with On-prem Firewall solutions, these are the necessary firewall settings that need to be configured to allow HES to work and block other traffic from using our services. Oct 26, 2023 · Once reached the SSL VPN Server on the SonicWall NetExder will prompt for a Security Alert, click Accept to establish the connection. This can be found in AD by enabling Advanced Features and then going to the properties of the user account and selecting Attribute editor (you will find the Jul 11, 2021 · Using an Administrator account (Both sites with exact same permissions) - when testing the working sonicwall (users/settings/configure ldap/test) connectivity/bind test comes back "Successfully bound as admin" ; the non working sonicwall "Successfully bound as anonymous" however on the not working sonicwall go into the LADP server/schema and Mar 26, 2020 · Email security will fetch the LDAP information periodically depending on the setting you have on the “User Frequency” section of LDAP configuration (Default is 60 mins). For leveraging the Azure AD directly, I havent see this noted as supported by sonicwall and I would not be sending LDAP traffic out the internet (even if you have TLS enabled) unless its in an ipsec vpn tunnel. The script SonicWallLDAPAdminUserChk. What do you wanna use the LDAP groups for? If it's for SSLVPN you need to manually assign the users, if you wanna use it for CFS etc you need to deploy the Directory Connector which communicates with the Firewall to provide SSO information, if we're talking AD. NOTE: The difference in this setting compared with KB2441205 is the LDAP URL is being changed to ldaps and port 636 which is required to establish a secure ldap connection. Dec 20, 2019 · Credentials not valid at LDAP server. vbs allows the inspection of Admin users on the Microsoft Active Directory / LDAP server and the script SonicWallLDAPAdminUserChk. Cause . For information about using an LDAP database for authentication, see Using LDAP/Active Directory/eDirectory Authentication . Configuring LDAP Integration in SonicOS. Example of LDAP Users and Attributes; Sample LDAP Attributes; Querying an LDAP Server. Resolution: Related Articles. If you have customized Active Directory (by, for example, specifying a search base instead of using the AD default), you need to authenticate to Active Directory using LDAP. Editing an LDAP Server Configuration; Deleting an LDAP Server. SonicWall's Gen 7 platform-ready firewalls offer performance with stability and superior threat protection — all at an industry-leading TCO. Once users submit the correct basic login credentials, the system generates a one-time password which is sent to the user at a pre-defined email address. Creating a Citrix Bookmark for a Local Group. Some devices may be legacy and only support L2TP, GVC is also only supported for Windows OS, and NetExtender/Mobile Connect are Licensed solutions. The RADIUS to LDAP Relay feature is designed for use in a topology where there is a central site with an LDAP/AD server and a central SonicWall with remote satellite sites connected into it via low-end SonicWall security appliances that may not support LDAP. thank you. If necessary verify that the SonicWall can resolve the Server's DNS or simply use an IP address. RADIUS から LDAP へのリレー機能は、LDAP/AD サーバおよびセントラル SonicWALL を備えたセントラル サイトと、LDAP をサポートしていないローエンド SonicWALL を経由して接続されたリモート サテライト サイトが存在するトポロジーで使用するために設計されました。 Mar 26, 2020 · SonicWall SSL-VPN appliances have the ability to use an LDAP capable server for authentication. Enter login name and password LDAP login method. Lightweight Directory Access Protocol (LDAP) defines a directory services structure for storing and managing information about elements in your network, such as user accounts, user groups, hosts, and servers. Click Import Users and select one of the To add an LDAP server on SonicWall follow the link : How to integrate LDAP/Active Directory user authentication? Resolution for SonicOS 7. Importing Groups from LDAP to the SonicWall unit. Navigate to Users | Local Groups. Welcome to SonicWall community. About This Document Jul 13, 2023 · This article details how to install and setup the SSO Feature in conjunction with a SonicWall UTM appliance. Click on Save Changes The Import from LDAP button launches a dialog box containing the list of user names available for import to the SonicWall. Even though the account has expired from the SonicWall database, it is actually active on the LDAP server. How to assign a Static IP Address to an L2TP VPN Client using RADIUS/LDAP Server; How to setup SonicWall to work with YubiKey TOTP Mar 26, 2020 · Once you configure your LDAP server and if users are unable to see domain name in the drop down to login, you will have to go through the steps mentioned as below to fix the issue. When operating in FIPS (Federal Information Processing Standard) Mode, the SonicWall security appliance . By creating user groups on the LDAP/AD server with the same name as SonicWALL built-in groups (such as ‘Guest Services,’ ‘Content Filtering Bypass,’ ‘Limited Administrators’) and assigning users to these groups in the directory, or creating user groups on the SonicWALL with the same name as existing LDAP/AD user groups, SonicWALL Jun 1, 2023 · This article will go through the configuration of the VPN tunnel between sonicwall and azure AD. By default, TLS is enabled on a new LDAP connection. LDAP Terms; LDAP Directory Services Supported in SonicOS; LDAP User Group Mirroring. Install a Certificate Authority (CA) certificate for the issuing CA on your SonicWall appliance. Advanced. com. Feb 20, 2024 · On the LDAP Test tab, Test LDAP connectivity to make sure that the communication is successful. Resolution for SonicOS 7. Configuring LDAP Queries; Adding LDAP Mappings. local on the main LDAP server entry and on the directory settings page. Preparing Your LDAP Server for Integration; Configuring the CA on the Active Directory Server; Exporting the CA Certificate from the Active On remote SonicWall running SonicOS enhanced firmware, select Use SonicWall vendor-specific attribute on RADIUS server on the RADIUS Users tab. The result is that remote computers with SonicWall Global VPN Client (GVC) software connected to the policy will route all Internet traffic through its VPN connection to the UTM network. Next to Configure LDAP, click Configure. This article will show users how to configure a 'Route all Traffic' WAN GroupVPN Policy on a SonicWall UTM appliance. This procedure assume you already have a LDAP server configured for authentication. 在开始 LDAP 配置之前，您应该准备 LDAP 服务器和 SonicWALL 以获得 LDAP over TLS 支持。这需要： • 在 LDAP 服务器上安装服务器证书。 • 安装 CA（证书颁发机构）证书用于在防火墙上发布 CA。 The RADIUS to LDAP Relay feature is designed for use in a topology where there is a central site with an LDAP/AD server and a central SonicWall with remote satellite sites connected into it via low-end SonicWall security appliances that may not support LDAP. Configuring LDAP to Authenticate Against Active Directory. import that group on SonicWall . It uses Jul 26, 2023 · How to setup SonicWall to work with YubiKey TOTP; Supported SonicWall and 3rd party SFP and SFP+ modules that can be used with SonicWall SuperMassive Series; Cloud Secure Edge Solution Launch (SonicOS 7. Related Articles. Mar 26, 2020 · They are useful in debugging LDAP problems related to SonicWall appliances. com is a common part of all user names. Select LDAP if you use a Lightweight Directory Access Protocol (LDAP) server, Microsoft Active Directory (AD) server, or Novell eDirectory to maintain all your user account data. 5. How to assign a Static IP Address to an L2TP VPN Client using RADIUS/LDAP Server; How to setup SonicWall to work with YubiKey TOTP Mar 26, 2020 · For groups created before SonicOS 5. LDAP authentication binds to the LDAP tree using the same credentials as are supplied for authentication. 2, if a local user group exists on the SonicWall network security appliance with a simple name only (no domain) and that name matches the name of a user group on the LDAP server (which includes a domain), a new local user group is created on the SonicWall network security appliance and is given the same Mar 26, 2020 · The Active Directory database may be queried using Kerberos authentication (the standard authentication type; this is labeled "Active Directory" domain authentication in the SonicWall SSL VPN appliance), NTLM authentication (labeled NT Domain authentication in SonicWall SSL VPN appliance), or using LDAP database queries. Some users from LDAP group failed to authenticate when running test on the SonicWall Security Appliance while other users from the same LDAP group can authenticate successfully. Mar 30, 2024 · The iframe-based traditional Duo Prompt in SonicWall SRA or SMA RADIUS configurations reached its end of support on March 30, 2024. Go to CFS Policy tab , Select the appropriate CFS Policy from the drop down and Jul 18, 2022 · How to configure LDAP on SonicWall firewall. Using LDAP/Active Directory/eDirectory Authentication. Please see Admin Guide for more information on How to configure Active Directory or LDAP configuration. Adding a CA certificate to the Keystore for LDAP Authentication on a Software (Windows) deployment of GMS. This is highly insecure. When unchecking the ‘Use TLS’ option, you may see the warning “Warning - LDAP should not be used without TLS other than for diagnostic purposes. local and Domain B: hal. Preparing Your LDAP Server for Integration; Configuring the CA on the Active Directory Server; Exporting the CA Certificate from the Active Using LDAP/Active Directory/eDirectory Authentication. Integrating LDAP into the SonicOS Network Security Appliance. Dec 20, 2019 · TLS provides security to LDAP communications by implementing SSL. Read More All Products A–Z The RADIUS to LDAP Relay feature is designed for use in a topology where there is a central site with an LDAP/AD server and a central SonicWALL with remote satellite sites connected into it via low-end SonicWALL security appliances that may not support LDAP. Allowable ranges are 1 to 99999 (in case you are running your LDAP server on a VIC-20 located on the moon), with a default of 10 seconds. Sep 27, 2023 · Where ldaps://gc1. you only need the . LDAP Attribute Information. Port Number: By default this is set to 389 (LDAP) but can be set to 636 (LDAP over Dec 30, 2022 · To watch a video tutorial on this topic, click here. The LDAP messages are not decoded in the Packet Monitor display, but the capture can be exported and displayed in WireShark to view them decoded. In this scenario, the network has two domains - Domain A: hal-2010. In that case the central SonicWALL can operate as a RADIUS server for the remote SonicWall's Gen 7 platform-ready firewalls offer performance with stability and superior threat protection — all at an industry-leading TCO. For groups created before SonicOS 6. Configuration: 2fa TOTP enabled on a LDAP group on the firewall. 5 introduces support for user authentication partitioning and multiple LDAP servers. SonicWall's SSL VPN features provide secure remote access to the network using the NetExtender client. Firewalls > TZ Series; Firewalls > NSa Series; Firewalls > SonicWall NSA Series Using LDAP/Active Directory/eDirectory Authentication. I followed 2 kb but nothing. Mar 26, 2020 · Error: Bad LDAP server certificate - TLS fatal: unknown CA. The procedure for configuring an LDAP server is defined in Configuring LDAP and LDAPS Authentication. Also to have MFA options for the imported users. Click Import Users and select one of the The RADIUS to LDAP Relay feature is designed for use in a topology where there is a central site with an LDAP/AD server and a central SonicWALL with remote satellite sites connected into it via low-end firewalls that may not support LDAP. com:636is the full LDAP URL to company’s LDAP server, and where @contoso. Dec 20, 2019 · Using LDAP / Active Directory / eDirectory Authentication In addition to RADIUS and the local user database, SonicOS Enhanced supports LDAP for user authentication, with support for numerous schemas including Microsoft Active Directory (AD), Novell eDirectory directory services, and a fully configurable user-defined option that should allow it to interact with any schema. local. This ensures that user group names from various domains are unique. While SonicOS offers several Software VPN solutions such as Global VPN Client (GVC) and NetExtender/Mobile Connect these are not suitable for all environments. When a user logs in, if user groups are set to grant memberships by LDAP location, the user is made a member of any groups that match its LDAP location. Firewalls > TZ Series; Firewalls > SonicWall SuperMassive E10000 Series Sep 27, 2023 · The Network Address Translation (NAT) engine in SonicOS Enhanced allows users to define granular NAT polices for their incoming and outgoing traffic. The requirement is to authenticate AD users of both the domains through the SonicWall. I'd go with local accounts for now and make sure you set OTP requirement on those accounts on the sonicwall. In that case the central SonicWall can operate as a RADIUS server for the remote Aug 17, 2020 · This video explains how to do active directory integration with SonicWall firewalls. Jul 16, 2020 · Description . The LDAP Configuration page is displayed. In most cases, LDAP server type Active Directory. ” Mar 26, 2020 · Active Directory / LDAP Authentication - Restricting groups of users that can connect to GMS. AD authentication for the SSLVPN user will be affected with its update and describe how to avoid its impact beforehand. When configuring LDAP attributes, the following information could be helpful: If multiple attributes are defined for a group, all attributes must be met by LDAP users. For the purpose of this article, we’ll be using the following IP addresses as examples to demonstrate the NAT policy SonicOS 6. 2 days ago · When connecting to a Gen 7 Firewall from an L2TP VPN Client, L2TP over IPsec VPN feature can be configured to either assign a dynamic IP Address to the Client from an IP pool or assign a static IP Address to the Client using a RADIUS/LDAP Server. if the former isn't an option and the user is an LDAP user ( this is presuming that you enabled OTP for the AD group in the local user group which is being used for SSL VPN), delete the user from the local users menu and get them to re-login via the virtual office page and re-scan the new QR code, Sep 29, 2023 · This article provides information on how to configure the SSL VPN features on the SonicWall security appliance. And how to integrate LDAP from azure AD to sonicwall. Install a server certificate on the LDAP server. This article explains about how to integrate Premium Content Filtering Service with LDAP, while not using the Single-Sign On service. LDAP User Group names that are copied to the Security Appliance include the domain name in the format: name@domain. Enabling SonicWall SSO affects policies on the Firewall > Access Rules page of the SonicOS management interface. Preparing Your LDAP Server for Integration; Configuring the CA on the Active Directory Server; Exporting the CA Certificate from the Active Oct 14, 2021 · Check that the time on the Server matches the local PC and SonicWall. . When Apr 18, 2021 · This article explains how to integrate SonicWall appliance with an LDAP directory service, such as Windows Active Directory, using SSL/TLS. 5 version? Were there any changes made onto the SonicWall configuration or in the network prior to the issue appearance? Is this issue observed with every SSLVPN user from various locations? Are you using LDAP or SonicWall's local user database for SSLVPN user For groups created before SonicOS 6. Click Import from LDAP ; Click Configure for the Group that is imported from LDAP. If Select Allow only users listed locally allows the LDAP users also be present in the SonicWall local user database for logins. Mar 26, 2020 · Microsoft announce that "LDAP Channel Binding and LDAP Signing Requirements" is scheduled coming Windows update on March 2020. Aug 26, 2021 · Hi @Ren_Hoek, you don't need the . Under the LDAP Relay tab do the following: Select Enable RADIUS to How to setup SonicWall to work with YubiKey TOTP; Supported SonicWall and 3rd party SFP and SFP+ modules that can be used with SonicWall SuperMassive Series; Cloud Secure Edge Solution Launch (SonicOS 7. Global LDAP Affinity servers - Although it is possible to configure LDAP Affinity servers for all authentication servers, an Affinity server should be used only for an authentication server that does not include full group search capabilities, such as a RADIUS, RSA, and PKI server. In addition, Secure Mobile Access does not support Affinity servers For groups created before SonicOS 6. When domain users are given permissions to use GMS, it is possible to configure the LDAP communication using TLS for secured communication between the GMS server and the LDAP server. Integrating your firewall with an LDAP directory service requires configuring your LDAP server for certificate management, installing the correct certificate on your firewall, and configuring the firewall to use the information from the LDAP Server. For users authenticated by RADIUS or LDAP, create user LDAP Attribute Information. Having users on the SonicWall with the same name as existing LDAP/AD users allows SonicWall user privileges to be granted upon successful LDAP authentication. On remote SonicWall running SonicOS enhanced firmware, select Use SonicWall vendor-specific attribute on RADIUS server on the RADIUS Users tab. Firewalls > TZ Series; Firewalls > SonicWall SuperMassive E10000 Series Is this issue started to happen post firmware upgrade on SonicWall to 6. Hope this helps. Passwords in captured LDAP bind requests are obfuscated. Check the LDAP setting: If using bind distinguished name please confirm that the distinguished name is used. Sep 22, 2021 · A Federal Information Processing Standard (FIPS) is a publicly announced standardization developed by the United States federal government for use in computer systems by all non-military government agencies and by government contractors when properly invoked and tailored on a contract. Select Allow only users listed locally allows the LDAP users also be present in the SonicWall local user database for logins. Configuring Firewall Access Rules. covers LDAP and LDAPS, some testing as well as my own personal little things I like doing with AD Oct 14, 2021 · This article details how to setup an L2TP Server connection on the SonicWall. On the Settings Tab verify the following information. Mar 26, 2020 · How to assign a Static IP Address to an L2TP VPN Client using RADIUS/LDAP Server; How to setup SonicWall to work with YubiKey TOTP; Supported SonicWall and 3rd party SFP and SFP+ modules that can be used with SonicWall SuperMassive Series; Categories. Customers must migrate to a supported Duo Single Sign-On application with Universal Prompt or a RADIUS configuration without the iframe for continued support from Duo. Group Configuration for Active Directory and RADIUS Domains. User authentication partitioning provides a mechanism for LDAP, RADIUS Mar 26, 2020 · Navigate to Users | Settings | Configure LDAP. Under the LDAP Relay tab do the following: Select Enable RADIUS to Jun 15, 2023 · Go to Manage | Server | Ldap Configuration; Click on Add Server; Type in the IP address and port number as well as the LDAP server. 2 & MySonicWall Integration) FAQ; Categories. How to configure Firewall to allow HES to connect to LDAP server. The Import from LDAP button launches a dialog box containing the list of user group names available for import to the SonicWall. or Credentials not valid at LDAP server - 80090308: LdapErr: DSID-0C090334, comment: AcceptSecurityContext error, data 525, vece- LDAP Authentication failed. LDAP + Local Users: If you want to use both LDAP and the SonicWall local user database for authentication. The user must retrieve the one-time password from their email, then The LDAP server port is set to 389 so that an external capture analysis program (such as Wireshark) knows to decode these packets as LDAP. Having users on the firewall with the same name as existing LDAP/AD users allows SonicWALL user privileges to be granted upon successful LDAP authentication. TIP: Tip text here : If above steps does not help then User path/tree has to be verified on Active Directory. Resolution . Bookmark Support for External (Non-Local) Users; Adding a RADIUS Group; Adding an Active Directory Group. How to Restrict VPN Access to SSL VPN Client Based on User, Service & Destination. Every time the domain user is authenticated, the request will be sent to the DC and based on the response and the attributes received from the Domain Controller or LDAP server, the user access and the authentication are controlled. Jul 29, 2022 · CAUTION: If the administrator and a user are logging into the SonicWall security appliance using the same source IP address, the administrator is also locked out of the SonicWall security appliance. Mar 26, 2020 · When using RADIUS or LDAP authentication, if you want to ensure that some or all administrative users will always be able to manage the appliance, even if the RADIUS or LDAP server becomes unreachable, then you can use the RADIUS + Local Users or LDAP + Local Users option and configure the accounts for those particular users locally. local you just enter business\administrator etc. Adding an LDAP Server. Navigate to Device > Users > Settings > Accounting. This release includes significant user interface changes and many new features that are different from the SonicOS 6. Once traffic from remote users' GVC computers to the UTM network is decrypted and One-Time Password (OTP) is a two-factor authentication scheme that utilizes system generated, random passwords in addition to standard user name and password credentials. Name or IP Address: This must point to the LDAP server directly. In order for the SonicWall to know what Content Filtering Policies to apply for a session it either needs to have the policy set by IP address or have a user authenticate against it. X. 9, if a local user group exists on the SonicWall Security Appliance with a simple name only (no domain) and that name matches the name of a user group on the LDAP server (which includes a domain), a new local user group is created on the SonicWall Security Appliance and is given the same domain as the Feb 29, 2024 · @dbdan22 yes there is no LDAP Filter which you could use to limit the reply from the LDAP to only needed Accounts and Groups, this might be possible with a LDAP Proxy etc. Within the LDAP Domain configuration on the SSL-VPN, next to the Domain Name and Server address, the LDAP BaseDNs for OU's need to be configured. contoso. NetExtender is an SSL VPN client for Windows or Linux users that is downloaded transparently and that allows you to run any application securely on the company's network. In the Default LDAP User Group drop-down select a default group on the SonicWall to which LDAP users will belong in addition to group memberships configured on the LDAP server. The list of users read from the LDAP server can be quite long, and you will probably only want to import a small number of them. While L2TP Oct 14, 2021 · This article illustrates how to add multiple and different domains for LDAP Authentication. ty se hp bk qo sl qn vg jm dd