Cisco 1861 Integrated Services Router EOL List

This table tracks end-of-life milestones for 3 Cisco 1861 Integrated Services Router part numbers. For each record it lists the key dates published in Cisco lifecycle notices: the EOL announcement date, End-of-Sale (EOS), and End-of-Service-Life (EOSL). The Cisco 1861 Integrated Services Router family has no single end-of-life date; milestones are set per part number, so use the table to find the exact SKU you operate. Across this series, EOSL dates range from 2019-05-31 to 2019-05-31. Open any part number for source details, replacement fields, and current availability options.

3 products

Cisco 1861 Integrated Services Router Series

Total Products: 3 | Page 1 of 1

Cisco / Cisco 1861 Integrated Services Router

HWIC-1SER

Cisco 1-port serial WAN (Cisco 1861 only)

EOL: 2013-11-20
EOS: 2014-05-21
EOSL: 2019-05-31

Cisco / Cisco 1861 Integrated Services Router

HWIC-1T1-E1

Cisco T1/E1 HWIC w/Intg CSU/DSU (Cisco 1861 only)

EOL: 2013-11-20
EOS: 2014-05-21
EOSL: 2019-05-31

Cisco / Cisco 1861 Integrated Services Router

HWIC-2SER

Cisco 2-port serial WAN (Cisco 1861 only)

EOL: 2013-11-20
EOS: 2014-05-21
EOSL: 2019-05-31

Manufacturer	Part Number	Product Name	EOL Announcement	End of Sale (EOS)	End of Service Life (EOSL)
Cisco	HWIC-1SER	Cisco 1-port serial WAN (Cisco 1861 only)	2013-11-20	2014-05-21	2019-05-31
Cisco	HWIC-1T1-E1	Cisco T1/E1 HWIC w/Intg CSU/DSU (Cisco 1861 only)	2013-11-20	2014-05-21	2019-05-31
Cisco	HWIC-2SER	Cisco 2-port serial WAN (Cisco 1861 only)	2013-11-20	2014-05-21	2019-05-31