6x cables are genuine CISCO product
1x cable is non-CISCO (manufacturer is unknown)
CISCO - IT Smart Serial Cable
CAB-SS-V35MT DTE
Part number 72-1428-01
Connector 1: 26 Pin Smart Serial Male (Gold plated)
Connector 2: 34 Pin V.35 DTE Male (Gold plated)
Compatible with: Cisco 2691, 2811, 2821, 2851, 3631, 3660 & Cisco 3800 Series Switches & Routers
3 metre length
Mix of NEW (with connector protectors fitted) and USED but none are in the original packaging