In the English version of Windows 7
Control Panel - Systems and Security - Administative Tools - Create and Format Hard Disk Partition
A pictorial view of your partitions is displayed
Right click the partition to resize and select Shrink Volume
Cisco Catalyst C9300-24UX-A 24 Port 10G/mGig Copper UPOE Network Switch
$499.00
Cisco WS-C2960X-48FPD-L 48 V07 POE+ GE+2 10G SFP+, LAN BASE 740W w/ C2960X-Stack
$140.00
LOT OF 20 Genuine Cisco SFP-10G-SR V03 10GBASE-SR SFP+ Transceiver Module
$95.00
Cisco Nexus N9K-C9372TX 48P 10G Gigabit Ethernet 6x QSFP+ 40G Switch 2x650W PSU
$199.99
Cisco C3850-NM-2-10G 2 Port Network Exp.Module for 3850
$30.99
Cisco C3850-NM-4-10G 4 Port Network Exp.Module for 3850
$124.90
CISCO SFP-10G-LR SFP TRANSCEIVER MODULE GBIC 10G 10GB SFP - 1 Year Warranty
$39.99
Cisco SFP-10G-SR 10-2415-03 10 Gigabit Transceiver LOT OF 10 @ A
$39.99
Cisco Catalyst WS-C2960X-24PD-L GigE PoE 370W, 2 x 10G SFP+, LAN Base w/C2960X-S
$114.00
Cisco Nexus N9K-C93108TC-EX 48-Port 10G RJ-45 6x100G QSFP Network Switch W/Ears
$499.99