Symptom

ISDN switch-type configure issue for BRI leased-line

Conditions

Platform: ISR4K or G2, with BRI data module inserted. 1. Reload the router with initial configuration (without ISDN switch-type configured) ISDN BRI0/0/3 interface dsl 3, interface ISDN Switchtype = none Layer 1 Status: SHUTDOWN 2. Configured the BRI leased-line directly. The 'BRI-4-NOSWITCH' warning is seen on console. isdn leased-line bri 0/0/3 128 3. Back to BRI interface and configure switch-type (config)#interface bri 0/0/3 (config-if)#isdn switch-type basic-net3 The switch-type still shows 'none'. ISDN BRI0/0/3 interface dsl 3, interface ISDN Switchtype = none 4. Configure global ISDN switch-type, and the leased-line shows the switch-type is 'primany-net5'. (config)#isdn switch-type basic-net3 ISDN BRI0/0/3 interface dsl 3, interface ISDN Switchtype = primary-net5 5. Unable to change switchtype to others. Stuck on primary-net5 always.

Workaround

Configure ISDN switch-type before leased line.

Further Problem Description