> For the complete documentation index, see [llms.txt](https://linkmeup.gitbook.io/sdsm/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://linkmeup.gitbook.io/sdsm/14.-packet-life/4.-apparatnaya-arkhitektura-kommutiruyushego-ustroistva/0-obshaya-shina.md).

# Общая шина

Общая шина (она же Back Plane, она же Midplane) устройства, связывающая друг с другом все модули.\
Обычно, это просто батарея медных контактов без каких-либо микросхем.

![](/files/-LMaZLyWneFQ7nMJ2BCH)

Так выглядит задняя часть платы, которая вставляется в шину

![](/files/-LMaZLycx9qYQ61AuHpt)

Так выглядит общая шина Juniper

![](/files/-LMaZLygJtJtIUwsdE_y)

Так выглядит общая шина Huawei

![](/files/-LMaZLykDH7C4E1ZdWdz)

Вот эти две полоски посередине, набитые медными контактами — слоты для [фабрик коммутации](/sdsm/14.-packet-life/4.-apparatnaya-arkhitektura-kommutiruyushego-ustroistva/0-obshaya-shina.md).


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