This is because a T1 line is capable of providing “always on” Internet access. T1/E1 Crossover Fast Ethernet.
2m T1 E1 T1/E1 Cisco WIC1-DSU-T1 ISDN30 PRI Crossover Back to Back Cable Grey
Cisco Stacking Cable T1 50CM/ Stack-T1-50CM - Cisco Switch
Cisco STACK-T1-1M 1M Stacking Cable - 3 Year Warranty
Cisco STACK-T1-50CM 50CM Stacking Cable - 3 Year Warranty
Belden – CSA T1 300V 105C AWM – Style 2651 Ribbon Cable – Blue & Black – 1.4m
Cisco STACK-T1-50CM 50CM Stacking Cable UK SELLER #992
