tdef_vty_test> list
...
  show member-timer [NAME] [TNNNN]
...

tdef_vty_test> enable
tdef_vty_test# configure terminal

tdef_vty_test(config)# member robin
tdef_vty_test(config-member)# timer
      robin: T1111 = 2 s	Dynamic Duo (default: 2 s)
      robin: T2222 = 1 s	BATMAN (default: 1 s)
      robin: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
      robin: T4444 = 500 ms	POW! (default: 500 ms)

tdef_vty_test(config-member)# timer T2222 423
tdef_vty_test(config-member)# timer T2222
      robin: T2222 = 423 s	BATMAN (default: 1 s)

tdef_vty_test(config-member)# timer
      robin: T1111 = 2 s	Dynamic Duo (default: 2 s)
      robin: T2222 = 423 s	BATMAN (default: 1 s)
      robin: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
      robin: T4444 = 500 ms	POW! (default: 500 ms)

tdef_vty_test(config-member)# do show member-timer
      robin: T1111 = 2 s	Dynamic Duo (default: 2 s)
      robin: T2222 = 423 s	BATMAN (default: 1 s)
      robin: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
      robin: T4444 = 500 ms	POW! (default: 500 ms)

tdef_vty_test(config-member)# exit

tdef_vty_test(config)# member batman
tdef_vty_test(config-member)# timer 3333 17
tdef_vty_test(config-member)# timer 3333
     batman: T3333 = 17 s	Dadadadadadadadadadadada (default: 12 s)

tdef_vty_test(config-member)# show running-config

Current configuration:
...
member robin
 timer T2222 423
member batman
 timer T3333 17
...

tdef_vty_test(config-member)# timer 3333 default

tdef_vty_test(config-member)# show running-config
...
member robin
 timer T2222 423
member batman
... !timer

tdef_vty_test(config-member)# exit
tdef_vty_test(config)# exit
tdef_vty_test# show member-timer
      robin: T1111 = 2 s	Dynamic Duo (default: 2 s)
      robin: T2222 = 423 s	BATMAN (default: 1 s)
      robin: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
      robin: T4444 = 500 ms	POW! (default: 500 ms)
     batman: T1111 = 2 s	Dynamic Duo (default: 2 s)
     batman: T2222 = 1 s	BATMAN (default: 1 s)
     batman: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
     batman: T4444 = 500 ms	POW! (default: 500 ms)

tdef_vty_test# show member-timer batman
     batman: T1111 = 2 s	Dynamic Duo (default: 2 s)
     batman: T2222 = 1 s	BATMAN (default: 1 s)
     batman: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
     batman: T4444 = 500 ms	POW! (default: 500 ms)

tdef_vty_test# show member-timer robin
      robin: T1111 = 2 s	Dynamic Duo (default: 2 s)
      robin: T2222 = 423 s	BATMAN (default: 1 s)
      robin: T3333 = 12 s	Dadadadadadadadadadadada (default: 12 s)
      robin: T4444 = 500 ms	POW! (default: 500 ms)

tdef_vty_test# show member-timer joker
% No such member: joker