BGP Regular Expressions
BGP Regular Expressions ? repeats the previous character one or zero times. * repeats the previous character zero or many times. + repeats the previous character one or more times. ^ matches the beginning...
Author: VNetLab
eBGP peering protection
eBGP peering protection if prefixes exceed 1000 then neighbor-ship will reset and after reach 75% will give warning IOS: router bgp 100 address-family ipv4 neighbor 100.3.0.1 maximum-prefix 1000 restart 3 address-family ipv6 neighbor 2001:100:3::1...
FRR ISIS Cisco
ISIS FRR cisco IOS: router isis 109 net 49.0109.0000.0004.00 fast-reroute per-prefix level-2 all XR: interface GigabitEthernet0/0/0/0 fast-reroute per-prefix interface GigabitEthernet0/0/0/1 fast-reroute per-prefix
BGP TTL Security
Cisco XR os: RP/0/0/CPU0:RTR#sh running-config router bgp […] router bgp 300 neighbor 19.3.0.1 remote-as 19 ttl-security […] Cisco IOS: RTR#sh running-config | s router bgp router bgp 300 […] neighbor 19.3.0.13 remote-as 19 neighbor...
Cisco SF/SG Series Switch password complexity enable,disable
Disable password complexity SW#configure t SW(config)#no passwords complexity enable Enable password complexity SW#configure t SW(config)#passwords complexity enable
OSPF LFA Fast Reroute (FRR)
#OSPF #LFA #Fast Reroute(#FRR) Output: in this output we will found some route which indicates (!), it means backup path RP/0/0/CPU0:R6#show route 5.5.5.5 Thu Jun 6 16:26:59.983 UTC Routing entry for 5.5.5.5/32 Known via...
IPV6 Address planning
For download IPV6 Address Planning Chart https://drive.google.com/drive/folders/1kJszlTvNlLLT3XEzekgETv5z28_WrC9D?usp=sharing 2001:0db8:0000:0000:0000:0000:0000:0000 |||| |||| |||| |||| |||| |||| |||| |||| |||| |||| |||| |||| |||| |||| |||| |||128 Single end-points and loopback |||| |||| |||| |||| |||| ||||...
Cisco vs Huawei Command
Cisco vs Huawei Commands Cisco Huawei EXEC mode user view traceroute tracert terminal length 0 screen-length 0 temporary show display show version display version show history-command display history-command show interfaces display interface show ip...
Huawei BGP configuration Basic
<Huawei>system-view interface GigabitEthernet 0/0/0 description Agni_Primary ip address 172.16.61.250 30 undo shutdown interface GigabitEthernet 0/0/1 description Agni_Secondary ip address 172.16.6.182 30 undo shutdown interface GigabitEthernet 0/0/1 undo shutdown description LAN ip address 202.53.168.41 29...
Huawei Cheat Sheet
***Port channel Router [Huawei]interface Eth-Trunk 1 [Huawei-Eth-Trunk1]trunkport GigabitEthernet 6/0/0 to 6/0/1 Switch [Huawei]interface Eth-Trunk 1 [Huawei-Eth-Trunk1]trunkport GigabitEthernet 0/0/7 to 0/0/8 display interface Eth-Trunk1 Lacp mode Router [Huawei]interface Eth-Trunk 1 [Huawei-Eth-Trunk1]mode lacp-static...