7e4af091_igh_Speed_Internet__Postmaster__What_To_Do
[Error Code] 552 - [$(_id) attachment extension is forbidden] [Description] The message has been rejected because it contains an attachment with one of the following prohibited file types, which commonly contain viruses: .shb, .shs, .vbe, .vbs, .wsc, .wsf, .wsh, .pif, .msc, .msi, .msp, .reg, .sct, .bat, .chm, .isp, .cpl, .js, .jse, .scr, .exe [What To Do] 
Ensure that your mailings do not contain attachments with these file types
Cox High Speed Internet: Postmaster
What To Do