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Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09
Chapter 2 Licensing
Port or Interface Behavior
• Port mode license
• 1588BC license
Note Copper (FLS-A901-4T), SFP (SL-A901-B), and 1588BC (SL-A901-T) licenses are feature-based
licenses. Once they are installed, the licenses become active and there is no need to reboot the router.
Port Based/Mode License
The following table lists the port number, type, and the required license for those ports:
By default, ports 4 to 7 are enabled on the router. When you purchase the copper or SFP port license, the
corresponding ports are only enabled. Copper and SFP port licenses can co-exist.
1588BC License
1588BC (SL-A901-T) license is a feature based license. This license does not need rebooting of the
router for activation. The following table lists the features supported
Port or Interface Behavior
The following sections describe the port or interface behavior of the licenses:
Port Number Port Type Chassis PID License Required
0-3 Copper A901-4C-FT-D
A901-4C-F-D
FLS-A901-4T
4-7 Combo No license is required. These ports
are enabled by default.
8-11 Small
Form-Factor
Pluggable(SFP)
A901-4C-FT-D
A901-4C-F-D
FLS-A901-4S
0-3 and 8-11 Copper and
Combo
A901-6CZ-FT-A
A901-6CZ-FT-D
A901-6CZ-F-A
A901-6CZ-F-D
FLS-A901-4
TenGig0/1,
TenGig0/2
SFP+ A901-6CZ-FT-A
A901-6CZ-FT-D
A901-6CZ-F-A
A901-6CZ-F-D
FLS-A901-2Z
License Features
1588BC / SL-A901-T Clocking—1588V2 PTP boundary clock
