Junos
From neil.tappsville.com
Jump to navigationJump to searchContents
Configuration
- Deactivate - configuration is not loaded
- Disable - Configuration is loaded by ignored
- Trunk - has vlan tags
- Access - naked ethernet
- Fx / ex0 = management
show configuration | display inheritance no-comments show configuration | display inheritance no-comments | display set | match foo
Loading config
configure private load replace /var/tmp/someconfig.cfg show | compare commit check commit <synchronize> and-quit
Routing
Display all routes in a routing-instance (cant use auto complete)
show route table <routing-instance_name>
show route receive-protocol bgp <neighbour IP> show route instance <name> detail deactivate routing-instances <name> protocols bgp group <group name / Domestic> neighbour <IP>
MTU testing
ping routing-instance <name> <IP> size 1500
Disable an interface carrying MPLS
- Disable ISIS @ both ends
set protocols isis interface [x] level 2 metric 30 disable
- Wait for tarffic to close /end then shutdown the interface
CGN
show services nat mappings address-pooling-paired
BNG Subscribers
Clearing subscribers, only need to clear the L3 sessions - this automatically clears the L2 sessions (or should):
clear dhcp relay binding routing-instance Customers dual-stack 116.yyy.yyy.yyy or
clear dhcp relay binding routing-instance Customers ps1.xxxx clear dhcpv6 relay binding routing-instance Customers ps1.xxxx
clear dhcpv6 relay binding routing-instance Customers ps0.* clear dhcpv6 relay binding routing-instance Customers ps2.* clear dhcpv6 relay binding routing-instance Customers ps3.* clear dhcpv6 relay binding routing-instance Customers ps4.*
- or PPPoE subs:
clear pppoe sessions pp0.3221225754
- Clear the VLAN interface
clear auto-configuration interfaces ps6.3221273839
ddos
show ddos-protection protocols dhcpv6 violations jddosd[20065]: DDOS_PROTOCOL_VIOLATION_CLEAR: INFO: Host-bound traffic for protocol/exception Sample:aggregate has returned to normal. Its allowed bandwith was exceeded at fpc 1 for 181 times, from 2017-09-30 12:36:18 NZDT to 2017-09-30 12:36:28 NZDT
Inital Build
request system configuration rescue save request system autorecovery state save request system snapshow slice alternative
Hardware
show interfaces diagnostics optics xe-1/0/0 show system processes extensive | match chassisd help topic interfaces family
- Ifdown
set interfaces ge-0/0/7 disable
- Ifup
delete set interfaces ge-0/0/7 disable