Link to packet life cheat sheet :
https://packetlife.net/library/cheat-sheets/
Cheat Sheets
Wall Posters (36″ x 24″)
Interior Gateway Protocols
Interior Gateway Protocols
v1.0 (1 page)
Protocols
BGP
BGP
v2.1 (2 pages)
EIGRP
EIGRP
v2.1 (1 page)
First Hop Redundancy
First Hop Redundancy
v2.0 (1 page)
IEEE 802.11 WLAN
IEEE 802.11 WLAN
v2.2 (2 pages)
IEEE 802.1X
IEEE 802.1X
v2.0 (1 page)
IPsec
IPsec
v2.0 (1 page)
IPv4 Multicast
IPv4 Multicast
v2.0 (1 page)
IPv6
IPv6
v2.0 (1 page)
IS-IS
IS-IS
v2.0 (2 pages)
OSPF
OSPF
v2.1 (2 pages)
PPP
PPP
v1.2 (1 page)
RIP
RIP
v1.1 (1 page)
Spanning Tree
Spanning Tree
v2.0 (2 pages)
Applications
Wireshark Display Filters
Wireshark Display Filters
v2.0 (2 pages)
scapy
scapy
v1.0 (1 page)
tcpdump
tcpdump
v2.0 (1 page)
Reference
Common Ports
Common Ports
v1.1 (1 page)
IOS IPv4 Access Lists
IOS IPv4 Access Lists
v2.0 (1 page)
IPv4 Subnetting
IPv4 Subnetting
v2.0 (1 page)
Syntax
Markdown
Markdown
v2.0 (1 page)
MediaWiki
MediaWiki
v2.1 (1 page)
Technologies
Frame Mode MPLS
Frame Mode MPLS
v2.0 (1 page)
IOS Zone-Based Firewall
IOS Zone-Based Firewall
v1.0 (1 page)
NAT
NAT
v1.0 (1 page)
QoS
QoS
v2.0 (2 pages)
VLANs
VLANs
v2.0 (1 page)
Voice
VOIP Basics
VOIP Basics
v1.0 (1 page)
Miscellaneous
Cisco IOS Versions
Cisco IOS Versions
v2.0 (1 page)
Physical Terminations
Physical Terminations
v1.1 (1 page)