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Switches
Cisco 550X Series Stackable Managed Switches
Release Notes
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Cisco SF550X-48 48-Port 10/100 Stackable Managed Switch
Cisco SF550X-48MP 48-Port 10/100 PoE Stackable Managed Switch
Cisco SF550X-48P 48-Port 10/100 PoE Stackable Managed Switch
Cisco SF550X-24 24-Port 10/100 Stackable Managed Switch
Cisco SF550X-24MP 24-Port 10/100 PoE Stackable Managed Switch
Cisco SF550X-24P 24-Port 10/100 PoE Stackable Managed Switch
Cisco SG550X-48 48-Port Gigabit Stackable Managed Switch
Cisco SG550X-48MP 48-Port Gigabit PoE Stackable Managed Switch
Cisco SG550X-48P 48-Port Gigabit PoE Stackable Managed Switch
Cisco SG550X-24 24-Port Gigabit Stackable Managed Switch
Cisco SG550X-24MP 24-Port Gigabit PoE Stackable Managed Switch
Cisco SG550X-24MPP 24-Port Gigabit PoE Stackable Managed Switch
Cisco SG550X-24P 24-Port Gigabit PoE Stackable Managed Switch
Cisco SG550XG-48T 48-Port 10GBase-T Stackable Managed Switch
Cisco SG550XG-24F 24-Port 10G SFP+ Stackable Managed Switch
Cisco SG550XG-24T 24-Port 10GBase-T Stackable Managed Switch
Cisco SG550XG-8F8T 16-Port 10G Stackable Managed Switch
Cisco SF550X-48 48-Port 10/100 Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SF550X-48MP 48-Port 10/100 PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SF550X-48P 48-Port 10/100 PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SF550X-24 24-Port 10/100 Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SF550X-24MP 24-Port 10/100 PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SF550X-24P 24-Port 10/100 PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-48 48-Port Gigabit Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-48MP 48-Port Gigabit PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-48P 48-Port Gigabit PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-24 24-Port Gigabit Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-24MP 24-Port Gigabit PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-24MPP 24-Port Gigabit PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550X-24P 24-Port Gigabit PoE Stackable Managed Switch
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.5.x
(PDF - 987 KB)
01/Sep/2016
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Cisco SG550XG-48T 48-Port 10GBase-T Stackable Managed Switch
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.1.0
(PDF - 883 KB)
17/Apr/2016
Cisco SG550XG-24F 24-Port 10G SFP+ Stackable Managed Switch
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.1.0
(PDF - 883 KB)
17/Apr/2016
Cisco SG550XG-24T 24-Port 10GBase-T Stackable Managed Switch
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.1.0
(PDF - 883 KB)
17/Apr/2016
Cisco SG550XG-8F8T 16-Port 10G Stackable Managed Switch
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.2.0.x
(PDF - 986 KB)
20/Jun/2016
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.1.0
(PDF - 883 KB)
17/Apr/2016
Open Source Document for Cisco_250_350_350X_and_550X_Series_Switches_2.5.5_x
(PDF - 1 MB)
03/Jun/2020
Open Source Used In 250, 350, 350X, and 550X Series Switches 2.4.5.x
(PDF - 1 MB)
28/Nov/2018
Open Source Used In Cisco 350XG and 550XG Series Switches Firmware Version 2.0.0.x
(PDF - 882 KB)
26/Oct/2015
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches 2.4.0.x.
(PDF - 933 KB)
03/Jul/2018
Open Source Used In Cisco 250, 350, 350X and 550X Series Switches Firmware Version 2.3.0.x
(PDF - 994 KB)
28/Jun/2017
Open Source Used In Cisco Sx10G Series Switches 1.4.9.x
(PDF - 808 KB)
07/Nov/2018
Release Notes for SF250, SG250, SF350, SG350/350X, SF550X, SG550X, SX350X, SX550X Series Switches up to Software Version 2.5.9.54
(PDF - 392 KB)
21/Dec/2023
Release Notes for SF250, SG250, SF350, SG350/350X, SF550X, SG550X, SX350X, SX550X Series Switches up to Software Version 2.5.8.15
(PDF - 383 KB)
18/Nov/2021
Support Documentation
All Support Documentation for this Series