CSMS 44266895·Operational·September 30, 2020·View on csms.cbp.gov ↗

Network Configuration Changes Impacting Trade Using MQServer and MQClient

Plain-English explanation

CSMS 44266895 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (operational), published on September 30, 2020. It carries the official CBP guidance brokers and importers must follow for the topic — "Network Configuration Changes Impacting Trade Using MQServer and MQClient". CSMS messages are the operational layer between Commerce determinations and at-the-border collections: when Commerce publishes a new rate, scope ruling, or instruction, CBP turns it into a CSMS that ACE/ACS systems and brokers act on.

Message body

Full text as published by U.S. Customs and Border Protection

CSMS #44266895 - Network Configuration Changes Impacting Trade Using MQServer and MQClient U.S. Customs and Border Protection sent this bulletin at 09/30/2020 10:58 AM EDT Cargo Systems Messaging Service CSMS #44266895 - Network Configuration Changes Impacting Trade Using MQServer and MQClient On October 1, 2020 at 10pm eastern time, CBP will be implementing internal network configuration changes. These changes may affect any MQ filers connecting thru a LAN to LAN (L2L) network connection - both MQServer and MQClient. If trade experiences network issues at this time, a "Network Tunnel Crypto reset" should be issued before contacting CBP for support. If the trade continues to encounter issues after the reset, please contact the TOC at 703-921-6068 . Additional work will be completed on October 6, 2020 at 10 pm EDT and on October 8, 2020 at 10 pm EDT, with only minor impact expected. Update your subscriptions, modify your password or e-mail address, or stop subscriptions at any time on your Subscriber Preferences Page . You will need to use your e-mail address to log in. If you have questions or problems with the subscription service, please contact subscriberhelp.govdelivery.com . This service is provided to you at no charge by U.S. Customs and Border Protection . Privacy Policy | GovDelivery is providing this information on behalf of U.S. Department of Homeland Security, and may not use the information for any other purposes. Powered by Privacy Policy | Cookie Statement | Help

Frequently asked questions

What is CSMS 44266895?

CSMS 44266895 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Network Configuration Changes Impacting Trade Using MQServer and MQClient". CSMS bulletins are the operational instructions CBP issues to brokers, importers, and ACE filers covering rate changes, system updates, scope guidance, and other day-to-day customs-operations changes.

When was CSMS 44266895 published?

CBP published CSMS 44266895 on September 30, 2020. The bulletin's instructions are typically operative as of the publication date unless the body specifies a different effective date.

Is the CBP CSMS the legally binding instruction?

Yes — for at-the-border filing and entry collection. CSMS messages translate Commerce's Federal Register determinations into operational CBP instructions that ACE/ACS systems and brokers execute. The Federal Register notice is the underlying legal authority; the CSMS is the operational implementation. Both should be read together when reconciling a rate or scope change.

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