Default Timers - Cisco

RIP default timers
Timer type		Value (seconds)
Update		30
Hold-Down		90
Timeout		180
Flush		120
EIGRP default timers
Timer type		Value (seconds)
Hello/Hold timer		5/15
Hello/Hold timer NBMA		60/180
IS-IS default timers
Timer type		Value (seconds)
Hello		10
Dead-interval		30
BGP default timers
Timer type		Value (seconds)
Keepalive		60
Hold-down		180 (3 multiplied by Keepalive)
*Note: BGP Fast-external-fallover command terminates external BGP sessions of any directly adjacent peer if the link used to reach the peer goes down; without waiting for the hold-down timer to expire.
LDP discover neighbor default timers
Timer type		Value (seconds)
Hello		5
Hold timer		15
MPLS ldp session protection default timers
Timer type		Value (seconds)
Holdup		86400 (1day)

IGMP
Timer type		Value (seconds)
Query Interval		60
Querier Timeout		120
Max Query Response		10