MB:3I268A(C)

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O.S.	VGA	DVI	LVDS	TOUCH	SATA	Audio(Line-Out)	Serial Port	LAN	USB	PCI-E	mSata	WDT/DIO	Download	Patch
Ubuntu 13.10	Yes	-	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	ALL Kernel Support
Fedora Core 19	Yes	-	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	ALL Kernel Support
Red Hat Enterprise Linux Server 7.1	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	ALL Kernel Support	kernal資訊 Linux localhost.localdomain 3.10.0-299.e17.x86_64

Ans:	#gedit /boot/grub2/grub.cfg Add "8250.nr_uarts=10" in the kernel line as below picture: (In RHL7.1) #reboot And then you can use 10 COM ports.
Patch File:	N/A
Defect:	N/A
Asker:	Nico 17:29, 11 Jan 2018 (CST)
Provider:	Nico 17:29, 11 Jan 2018 (CST)

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+=== How can I use Serial port COM5-COM6 in Linux? ===
+{|
+!bgcolor = #ccccff width="50" align="center"|Ans:
+!bgcolor = #F3F3F3 width="100%" align="left"|
+ #gedit /boot/grub2/grub.cfg
+Add "8250.nr_uarts=10" in the kernel line as below picture:
+(In RHL7.1)
+[[Image:RedHatenterprice7.1.JPG]]
+ #reboot
+And then you can use 10 COM ports.
+|-
+!bgcolor = #ccccff |Patch File:
+!bgcolor = #F3F3F3 align="left"|
+N/A
+|-
+!bgcolor = #ccccff |Defect:
+!bgcolor = #F3F3F3 align="left"|
+N/A
+|-
+!bgcolor = #ccccff |Asker:
+!bgColor = #F3F3F3 align="left"|
+[[User:Nico|Nico]] 17:29, 11 Jan  2018 (CST)
+|-
+!bgcolor = #ccccff |Provider:
+!bgColor = #F3F3F3 align="left"|
+[[User:Nico|Nico]] 17:29, 11 Jan  2018 (CST)
+|-
+|}