Cisco 2901 Series

 　
　 CISCO2901/K9 CISCO2901-SEC/K9 CISCO2901-V/K9 　
　
　

                                                      Cisco 2911 Series

 　
　 CISCO2911/K9 CISCO2911-SEC/K9 CISCO2911-SEC/K9 　
　
　

                                                     Cisco 2921 Series

 　
　 CISCO2921/K9 CISCO2921-SEC/K9 CISCO2921-V/K9 　
　
　

                                                     Cisco 2951 Series

 　
　 CISCO2951/K9 CISCO2951-SEC/K9 CISCO2951-SEC/K9 　
　
　

                                                     Cisco 2851 Series

 　
　 CISCO2851-AA/K9
CISCO2851-AC-IP
CISCO2851-CCME/K9
CISCO2851-DC		 CISCO2851-HSEC/K9
CISCO2851-SAA/K9
CISCO2851-SEC/K9
CISCO2851-SRST/K9		 CISCO2851-V/K9
CISCO2851-V3PN/K9
CISCO2851-WAE/K9