| Event Id | 11506 |
| Source | MSExchange IMAP4 Interface |
| Description | Accept clients on <IMAP4> interface failed in function HrRegisterProtocol with error <0x2740>. |
| Event Information | Various interface name / error codes combinations: - NNTP, IMAP - 0x2740 - A.G.: "This issue can occur if another program is using the Transmission Control Protocol (TCP) port that the information store uses for the corresponding protocol. If a program is already using port 110 (POP3), 119 (NNTP) or 143 (IMAP), the information store is unable to open these ports for the Post Office Protocol, version 3 (POP3), Network News Transport Protocol (NNTP) or Internet Message Access Protocol, version 4rev1 (IMAP4) protocols respectively. To resolve this issue, quit the program or service that is using the ports that the information store uses, or configure the program to use different ports." Also refer MS Support document Q271275. |
| Reference Links | XADM:
Event ID 11506 or 11508 Messages with Error 0x2740 Are Logged When You Start the
Information Store XFOR: GroupShield Interferes with POP3/IMAP with SSL Enabled |
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