In Cisco IOS-XR, the ttl-security command is configured under which configuration mode?
A.
RP/0/RSP0/CPU0:P2(config)#
B.
RP/0/RSP0/CPU0:P2(config-bgp)#
C.
RP/0/RSP0/CPU0:P2(config-bgp-nbr)#
D.
RP/0/RSP0/CPU0:P2(config-bgp-af)#
E.
RP/0/RSP0/CPU0:P2(config-bgp-nbr-af)#
http://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r5-3/routing/command/reference/b-routing-cr53xasr9k/b-routing-cr53xasr9k_chapter_01.html#wp3198903688
Command Modes:
Neighbor configuration
VRF neighbor configuration
Neighbor group configuration
Session group configuration
router bgp 123
address-family ipv4 unicast
neighbor 1.2.3.4 remote-as 248
ttl-security